Dissertations / Theses on the topic 'Somnolence'
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Bourré, Nicolas. "Détection de la somnolence au volant." Thèse, Université du Québec à Trois-Rivières, 2009. http://depot-e.uqtr.ca/1295/1/030120528.pdf.
Full textOhayon, Maurice Moyses. "Étude épidémiologique comparative de la somnolence diurne." Lyon 1, 1997. http://www.theses.fr/1997LYO1T352.
Full textLeproult, Rachel. "Vigilence et somnolence: marqueurs subjectifs, cognitifs, électroencéphalographiques, métaboliques et endocriniens." Doctoral thesis, Universite Libre de Bruxelles, 2001. http://hdl.handle.net/2013/ULB-DIPOT:oai:dipot.ulb.ac.be:2013/211539.
Full textBeaulieu-Bonneau, Simon. "Somnolence, fatigue et fonctionnement attentionnel suite à un traumatisme craniocérébral." Thesis, Université Laval, 2012. http://www.theses.ulaval.ca/2012/29276/29276.pdf.
Full textThis doctoral dissertation focused on sleepiness, fatigue, sleep, and attention in the long term following traumatic brain injury (TBI). The study aimed to document the presence and severity of sleepiness, fatigue and sleep problems. Another objective was to assess the attentional aspects of speed of information processing, selective attention, and sustained attention. The dissertation was also intended to explore the relationships between sleepiness, fatigue, and sleep, on one hand, and attentional functioning, on the other hand. Twenty-two adults who had sustained a moderate to severe TBI between 1 and 11 years prior to their enrolment in the study were compared to 22 control participants matched on age, sex, and education. The main outcome measures included nighttime and daytime polysomnographic recordings, three neuropsychological tests of attention, a driving simulator task, and subjective measures of sleepiness, fatigue, and sleep. Results of the first empirical paper indicated a significantly higher level of fatigue in TBI participants compared to controls, whereas groups did not differ on objective or subjective sleepiness measures. The impact of sleepiness on general productivity, the time spent in bed at night, and the frequency and duration of daytime napping were greater in the TBI group. Results of the second empirical paper revealed a poorer performance in TBI compared to control individuals on measures tapping speed of information processing and sustained attention derived from the neuropsychological tests and the driving simulator task, while groups did not differ on selective attention. Significant correlations were observed between poorer attentional performance and poorer sleep continuity or higher levels of sleepiness, mainly in the TBI group. No relationship was found between cognitive performance and subjective fatigue. This dissertation suggests that fatigue is a more prominent symptom than sleepiness when assessed several years after TBI. The use of compensatory strategies such as increasing sleep opportunities appears to be a common practice. Results add to the existing evidence that speed of information processing is still impaired several years after TBI and indicate that sustained attention may also be compromised. Attention seems to be associated with sleep continuity and daytime sleepiness, suggesting that patients, clinicians, and researchers alike should take notice of this interaction.
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Philip, Pierre. "Déterminants intrinsèques et extrinsèques de la somnolence diurne : à propos d'études sur la privation de sommeil." Bordeaux 2, 1997. http://www.theses.fr/1997BOR28478.
Full textDubois, Muriel. "Nouvelles recherches sur l'effet d'assoupissement dans la persuasion." Grenoble 2, 1996. http://www.theses.fr/1996GRE29013.
Full textFIRST, ARE PRESENTED IN THIS WORK, THE DIFFERENT THEORIES ABOUT THE SLEEPER EFFECT (A VERY CONTROVERSIAL EFFECT); AND SECOND, IS EXAMINED THE INFLUENCE OF SEVERAL FACTORS (SOURCE CREDIBILITY, EFFECT OF TIME. . . ) ON THE IMPACT OF A "LATERAL MESSAGE" ("INDIRECT COMMUNICATION" THAT IS: NOT DIRECTLY RELATED WITH PERSUASIVE ARGUMENTS) AND ON PERSUASIVE COMMUNICATION EFFICIENCY. FIVE EXPERIMENTS, USING OVER THAN SEVEN HUNDRED SUBJECTS, HAD RESULTS SOMETIMES SURPRISING, SUCH AS : A "SUPERSLEEPER", AN INCREASED SOURCE CREDIBILITY AND AN IMPORTANT EFFECT OF THE LATERAL MESSAGE AS INDEPENDANT VARIABLE. SOME THEORETICAL EXPLANATIONS ARE GIVEN (USING INFORMATION INTEGRATION AND INFORMATION PROCESSING THEORIES). OTHER CLASSICAL EFFECTS ARE REPLICATED (LINK BETWEEN TIME AND ATTITUDE, ARGUMENTS RECALL; DISSOCIATION, COMPARISON OF BETWEENAND within-SUBJECTS PROCEDURES)
Poupard, Laurent. "Dynamique de l'activité cérébrale et de la respiration pendant la somnolence." Paris 12, 1998. http://www.theses.fr/1998PA120020.
Full textZBILI, BELAICHE RUTH. "Interet de la polygraphie dans le bilan d'une somnolence diurne excessive chez l'enfant de moins de 15 ans : rapport somnolence narcolepsie ; a propos de 4 cas." Aix-Marseille 2, 1992. http://www.theses.fr/1992AIX20114.
Full textSharabaty, Hassan. "Diagnostic de la somnolence d'un opérateur : analyse automatique de signaux physiologiques." Phd thesis, Université Paul Sabatier - Toulouse III, 2007. http://tel.archives-ouvertes.fr/tel-00197161.
Full textBastuji, Hélène. "Traitement cognitif de l'information sensorielle au cours du sommeil et de la somnolence chez l'homme : étude au moyen de potentiels évoqués auditifs." Lyon 1, 1999. http://www.theses.fr/1999LYO1T275.
Full textChaumet, Guillaume. "Fatigue et somnolence, conséquences comportementales : Aspects attentionnels, reconnaissance et prise de décisions." Bordeaux 2, 2008. http://www.theses.fr/2008BOR21598.
Full textLevel of wakefulness impacts human performances and is modulated by fatigue ans sleepiness. Fatigue occurred in case of extended length activity or when subjects suffered from asthenia caused by a disease. Sleepiness occured 1) when subjects were in extended wakefulness or/and 2) during noctural period 3) when sleep is fragmented by an organic disease 4) when awake systems are affected by a neurological disease. Human performances were sustained by a variety of cognitive processes which are strongly linked : attention, recognition and decision making. Attention could be divided in 2 major processes : sustained attention which is the ability to keep at an efficient level its attention and attentional selection which is the ability of filtering environment stimuli. Recognition is the precess which compares previous filtered information to memory representation. Desicion making is the ability to choose the most adapted behavior. All these processes measured by experimental or more integrated tasks are affected by wakefulness level. Thus, we need to 1) precise evaluation of performances inter-task differences in fully awake subject, 2) describe the evolution of theses performances inter-task differences when subject wakfulness level drop, 3) investigate interindividual differences in these performances evolutions
Rolland, Eric. "Prévalence et causes de la somnolence excessive dans une population de médecine générale." Montpellier 1, 1996. http://www.theses.fr/1996MON11171.
Full textLe, Gallou Anne. "Evaluation de la somnolence chez les parents du premier degré de sujets narcoleptiques." Montpellier 1, 1991. http://www.theses.fr/1991MON11194.
Full textFarbos, Bruno. "Sensibilité à la somnolence des personnels affectés en horaires postés : rôle des différences individuelles." Paris 5, 2000. http://www.theses.fr/2001PA05S020.
Full textJoffe, David. "Obstructive sleep apnoea the genesis of daytime somnolence and cognitive impairment : arousals, hypoxia and circadian rhythm /." Connect to full text, 1997. http://hdl.handle.net/2123/382.
Full textTitle from title screen (viewed Apr. 15, 2008). Submitted in fulfilment of the requirements for the degree of Doctor of Philosophy to the Dept. of Respiratory Medicine, Royal North Shore Hospital, Faculty of Medicine. Degree awarded 1998; thesis submitted 1997. Includes bibliography. Also available in print form.
JOFFE, David. "OBSTRUCTIVE SLEEP APNOEA: THE GENESIS OF DAYTIME SOMNOLENCE AND COGNITIVE IMPAIRMENT - AROUSALS, HYPOXIA AND CIRCADIAN RHYTHM." Thesis, The University of Sydney, 1997. http://hdl.handle.net/2123/382.
Full textJOFFE, David. "OBSTRUCTIVE SLEEP APNOEA: THE GENESIS OF DAYTIME SOMNOLENCE AND COGNITIVE IMPAIRMENT - AROUSALS, HYPOXIA AND CIRCADIAN RHYTHM." University of Sydney, Respiratory Medicine, Royal North Shore Hospital, 1997. http://hdl.handle.net/2123/382.
Full textJaussent, Isabelle. "Déterminants et conséquences de l'insomnie et de la somnolence diurne chez la personne âgée : étude en population générale." Thesis, Montpellier 1, 2013. http://www.theses.fr/2013MON1T002/document.
Full textSleep complaints remain poorly studied in the elderly. However, they are common and associated with a number of specific diseases. They may also be markers of latent disease. The objective of this thesis is to study the relationship between sleep disorders (insomnia and excessive daytime sleepiness (EDS)) and the occurrence of neuropsychiatric and cardiovascular disorders in the elderly from a prospective cohort study: The Three Cities (3C) (9094 subjects aged 65 years and over recruited from three centers in France and followed every 2 years, during 12 years). Four studies were performed drawing from the 3C cohort. The first study suggests that factors associated with the type and the number of insomnia complaints in the elderly do not differ significantly according to gender. However, among women, factors related to lifestyle such as hormone replacement therapy and a higher body mass index may have a "protective effect". The second study shows that insomnia and EDS are independent risk factors for depression even after excluding participants who had a past history of depression. The third study reports that the number of insomnia complaints and difficulty in maintaining sleep appear to be negatively associated with cognitive decline whereas EDS may be a risk factor for cognitive decline in the elderly. Finally, the fourth study indicates that insomnia complaints are more likely a consequence of cardiovascular disease, while EDS seems to be a determinant of future cardiovascular disease independently of a past-history of cardiovascular disease. This thesis provides new knowledge on the determinants of insomnia and on the consequences of sleep complaints for the onset of neuropsychiatric disorders and cardiovascular disease. It suggests also new approaches for the prevention of these sleep complaints and their consequences in the elderly
Greneche, Jérôme. "Effet de perturbations respiratoires au cours du sommeil sur la vigilance et la mémoire à court terme pendant 24 heures de veille prolongée : exemple du syndrome d'apnées et hypopnées obstructives du sommeil (SAHOS) et efficacité d'un traitement ventilatoire." Université Louis Pasteur (Strasbourg) (1971-2008), 2008. https://publication-theses.unistra.fr/public/theses_doctorat/2008/GRENECHE_Jerome_2008.pdf.
Full textLeibel, Muguette. "Métabolisme, toxicité et effets secondaires du triazolam." Strasbourg 1, 1985. http://www.theses.fr/1985STR10509.
Full textJacobé, de Naurois Charlotte. "Modèles de détection et de prédiction de la somnolence au volant pour des systèmes personnalisés d'aide à la conduite." Thesis, Aix-Marseille, 2018. http://www.theses.fr/2018AIXM0349/document.
Full textDriving a car is a requiring full mobilization of physiological and cognitive resources to maintain performance. Detecting when the driver is drowsy but also predicting when the driver’s operational state begins to degrade has become one ambitious challenge for the development of new Advanced Driving Assistance Systems. Drowsiness, the intermediate state between sleep and awake, represents an impaired state for driving and its potential effect on the driving performance. This work focuses on developing a driver drowsiness model by using artificial neural networks (ANN) and physiological measures (heart and respiratory rate and their variability), behavioral (eyelids and head movement) and driving and performance activity (speed, time-to-lane-crossing, speed, steering wheel angle, position on the lane). The first study shows that a model can detect the level of drowsiness between 0 and 4 (alert and extremely drowsy) with a root mean square error (RMSE) of 0.4 and also predict when the impaired state will occur with a RMSE of 2.23 min. The driving time and personal information can enhance the performance. These models were then tested on a different participant, but in this case, we observe poor generalization performance. We then tested a personalized adaptation of this ANN, where the ANN was trained on a group of drivers and then adapted to a new driver. With this personalized adaptation of the ANN, we observe a performance improvement of 40% and 80% for the detection and the prediction of driver drowsiness respectively. This personalized adaptation process to the first data recorded is an initial response to the problem of inter-individual variability
Boyer, Stanislas. "Contribution de l'analyse du signal vocal à la détection de l'état de somnolence et du niveau de charge mentale." Thesis, Toulouse 3, 2016. http://www.theses.fr/2016TOU30075/document.
Full textOperational requirements of aircraft pilots may cause drowsiness and inadequate mental load levels (i.e., too low or too high) during flights. Sleep debts and circadian disruptions linked to various factors (e.g., long working periods, irregular work schedules, etc.) require pilots to challenge their biological limits. Moreover, pilots' mental workload exhibits strong fluctuations during flights: higher during critical phases (i.e., takeoff and landing), it becomes very low during cruising phases. When the mental load becomes too high or, conversely, too low, performance decreases and flight errors may manifest. Implementation of detection methods of drowsiness and mental load levels in near real time is a major challenge for monitoring and controlling flight activity. The aim of this thesis is therefore to determine if the human voice can serve to detect on one hand the drowsiness and on the other hand the mental load level of an individual. In a first study, the voice of participants was recorded during a reading task before and after a night of total sleep deprivation (TSD). Drowsiness variations linked to TSD were assessed using self-evaluative and electrophysiological measures (ElectroEncephaloGraphy [EEG] and Evoked Potentials [EPs]). Results showed significant variations after the TSD in many acoustic features related to: (a) the amplitude of the glottal pulses (amplitude modulation frequency), (b) the shape of the acoustic wave (Euclidean length of the signal and its associated features) and (3) the spectrum of the vowel signal (harmonic-to-noise ratio, second formant frequency, skewness, spectral center of gravity, energy differences, spectral tilt and Mel-frequency cepstral coefficients). Most spectral features showed different sensitivity to sleep deprivation depending on the vowel type. Significant correlations were found between several acoustic features and several objective indicators (EEG and PEs) of drowsiness. In a second study, voices were recorded during a task featuring word-list recall. The difficulty of the task was manipulated by varying the number of words in each list (i.e., between one and seven, corresponding to seven mental load conditions). Evoked pupillary response - known to be a useful proxy of mental load - was recorded simultaneously with speech to attest variations in mental load level during the experimental task. Results showed that classical features (fundamental frequency and its standard deviation, shimmer, number of periods and harmonic-to-noise ratio) and original features (amplitude modulation frequency and short-term variation in digital amplitude length) were particularly sensitive to variations in mental load. Variations in these acoustic features were correlated to those of the pupil size. Results suggest that the acoustic features of the human voice identified during these experiments could represent relevant indicators for the detection of drowsiness and mental load levels of an individual. Findings open up many research and applications perspectives in the field of transport safety, particularly in the aeronautical sector
Lopez, Régis. "Caractérisation phénotypique et physiopathologie du somnambulisme." Thesis, Montpellier, 2016. http://www.theses.fr/2016MONTT025/document.
Full textParasomnias are sleep disorders characterized by undesirable behavioral or experiential phenomena occurring during sleep. Disorders such as sleepwalking (somnambulism), sleep terrors and confusional arousal are classified under the term “Non Rapid Eye Movement (NREM) Sleep-related parasomnias” as they frequently occur during sudden arousals from slow wave sleep. They often coexist within the same individual and are considered as different phenotypes for a similar underlying pathophysiology.The widespread belief that NREM parasomnias are benign disorders is actually challenged as they can result in various adverse consequences such as violent and injurious behaviors and daytime functional impairment. Our first three studies investigated the clinical phenotype and the consequences of NREM parasomnias, especially subjective and objective daytime sleepiness and chronic pain. We found that almost an half of sleepwalkers had complaint of sleepiness with an increased objective sleep propensity in the morning. We also reported a high frequency of chronic pain, headaches and migraine in patients and described a frequent analgesia phenomenon during injurious parasomniac episodes.The diagnosis of NREM parasomnias is usually made from clinical history, without polysomnographic-based diagnostic criteria. If recent works suggested that NREM parasomnia were associated with subtle changes on the NREM microstructure, the diagnostic performances of these parameters have been poorly studied with appropriate design. We developed a new polysomnographic scoring method that offers a good classification rate of NREM parasomnia patients and controls.Despite almost five decades of clinical and laboratory investigations, the pathophysiology of NREM parasomnias remains poorly understood. One model is currently used to conceptualize the mechanisms of the disease. A predisposed patient is primed by conditions that impair slow wave sleep stability resulting in dissociated arousal precipitated by arousing stimuli. Our further works will investigate the pathophysiology of NREM parasomnia using innovative genetic, electrophysiological and functional imagery approaches
Ondze, Basile. "Evaluation de la somnolence, de la fatigue, et des fonctions cognitives dans les troubles respiratoires légers survenant au cours du sommeil." Montpellier 1, 2001. http://www.theses.fr/2001MON1T028.
Full textCara, Hervé. "Conception d'un dispositif pour la détection automatique des premières variations du niveau de vigilance du conducteur au volant de son véhicule : capteur non-contraignant et électronique associée." Vandoeuvre-les-Nancy, INPL, 1992. http://www.theses.fr/1992INPL010N.
Full textAt the present time, there is no strainless and reliable mean to automatically detect the first variations of vigilance- state of a vehicule driver. This study is based upon the determination of the physiological parameter (breathing rhythm regularity) to predict sleeping one or two minutes before it occurs. Tests in a leepinglaboratory have pointed out that the EEG activity, during the early sleeping phase is characterized by a breathing rhythm regularization. Besides, this study deals with aH associated electronics of the data acquisition and processing device to seize the signal of thoracic impedance criterions : sens or, useful signal and detection criterions. After that, this report presents the results of the validation tests of detection device and the tests in real condition
Greneche, Jérôme Tassi Patricia. "Effets de perturbations respiratoires au cours du sommeil sur la vigilance et la mémoire à court terme pendant 24 heures de veille prolongée exemple du syndrome d'apnées et hypoapnées obstructives du sommeil (SAHOS) et efficacité d'un traitement ventilatoire /." Strasbourg : Université de Strasbourg, 2009. http://eprints-scd-ulp.u-strasbg.fr:8080/1146/01/GRENECHE_Jerome_2008r.pdf.
Full textThèse soutenue sur un ensemble de travaux. Titre provenant de l'écran-titre. Bibliogr. 25 p.
Wilhelm, Catherine. "La détection des troubles de la vigilance en médecine du travail : à propos d'une enquête à la Cellulose du Pin." Bordeaux 2, 1996. http://www.theses.fr/1996BOR23010.
Full textMorisson, Florence. "Somnolence diurne et analyse quantifiée de l'électroencéphalogramme durant l'éveil et durant le sommeil paradoxal chez les patients atteints du syndrome d'apnée du sommeil avant et après traitement par pression positive d'air." Thesis, National Library of Canada = Bibliothèque nationale du Canada, 2001. http://www.collectionscanada.ca/obj/s4/f2/dsk3/ftp05/NQ65377.pdf.
Full textProença, Carmen Sylvia de Alcantara Oliveira. "Narcolepsia: muito além do sono; eficácia adaptativa do ego, equilíbrio psíquico e destinações inconscientes." Universidade de São Paulo, 2003. http://www.teses.usp.br/teses/disponiveis/5/5160/tde-05082011-151442/.
Full textNarcolepsy is a chronic brain disorder characterized by excessive daytime sleepiness and sleep attacks. It affects up to one in a thousand people. Rapid eye movement (REM) sleep phenomena such as cataplexy, sleep paralysis and hypnagogic hallucinations can also occur. The condition impinges on every aspect of life, and can make it difficult for sufferers to keep their jobs as well as personal relationships. There can be accident risks caused by the excessive sleepiness and cataplexy. It is believed to be caused by an interplay between genetic and environmental factors. The risk to first-degree relatives is estimated at 1-2%. Patients with narcolepsy have recently been shown to be deficient in hypocretin, also called orexin, in the cerebrospinal fluid and have a reduction in hipocretin cells in the lateral hypothalamus. The present study characterizes a sample of 23 patients suffering from narcolepsy, of which 15 female and 8 male patients, 44 years-old in average. They had their adaptive efficiency evaluated by R. Simon\'s Adaptive and Operationalised Diagnostic Scale (AODS). Major sleep disorders and their effects on patient\'s life quality were surveyed by Giglio\'s Sleep Questionnaire. Intensity of sleepiness was evaluated through Epworth Sleepiness Scale. Mind functioning dynamics was assessed by Phillips on Test (ORT) obeying psychoanalytic theoretical presuppositions. Up to the moment, results show that: 1) narcolepsy is associated to serious damage to adaptive efficiency, with moderate and severe inefficient adaptation, prevailing in most patients; 2) severe excessive daytime sleepiness, sleep attacks and fractioned nocturnal sleep are frequent in most of patients even when medicated with stimulants; 3) the analysis through ORT showed that these patients presented responses that for most of the time, impede their progress Paranoid-schizoid position defense mechanisms were frequent, with fears of being rejected and abandoned. The Object Relations Test revealed interpersonal links impairment, mainly in group and triangular situations.
Barros, Jefferson Luis de [UNESP]. "Função pulmonar em indivíduos com SAOS antes e após o uso do CPAP: estudo randomizado duplo cego." Universidade Estadual Paulista (UNESP), 2014. http://hdl.handle.net/11449/124138.
Full textIntrodução: A Síndrome de Apneia Obstrutiva do Sono (SAOS) se caracteriza pela obstrução parcial e/ou completa intermitente da via aérea superior, causada pelo colabamento da musculatura faríngea, levando à cessação ou diminuição do fluxo aéreo respiratório e consequentemente à hipóxia intermitente e hipercapnia. A manifestação diurna mais comum de SAOS é a sonolência diurna, relatada já há mais de 2000 anos. A obesidade é o fator causal reversível mais frequente associado à SAOS, sendo a atividade física importante componente para o seu tratamento. A hipótese levantada neste estudo foi que pacientes com SAOS apresentariam alterações na sua qualidade do sono, com maior sonolência diurna e menor disposição de realização de atividade física, além de alterações na componente FEF25%-75% da espirometria, sendo essa a componente relacionada à fração expiratória involuntária sem interferência da musculatura respiratória. Nestes pacientes, o uso adequado do CPAP com pressão terapêutica poderia melhorar essas alterações, mesmo em curto prazo. Objetivo: Avaliar parâmetros da qualidade do sono, sonolência diurna, disposição para atividade física e da função pulmonar em pacientes com SAOS, antes e após o uso de CPAP. Métodos: Trata-se de estudo randomizado, duplo cego, com aprovação pelo comitê de Ética em Pesquisa local (protocolo nº41/2013. Foram convidados pacientes de ambos os gêneros, em acompanhamento no ambulatório de ventilação não invasiva, com idade entre 30 a 75 anos, com diagnóstico polissonográfico de SAOS. Os pacientes foram randomizados por sorteio pelo orientador sem conhecimento dos fisioterapeutas e foram alocados em dois grupos, sendo o Grupo I composto por pacientes em uso de CPAP em pressão mínima de 4 cmH2O e o Grupo II por pacientes em uso de CPAP na pressão terapêutica ideal. Todos pacientes receberam o equipamento de CPAP disponibilizado pelo serviço de ...
Introduction: Obstructive Sleep Apnea Syndrome (OSAS) is characterized by the complete or partial intermittent obstruction of the upper airway due to colapse of the pharyngeal muscles, causing the cessation or reduction of the respiratory airflow and, consequently, intermittent hypoxia and hipercapnia. The most common daytime symptom is excessive daytime sleepiness, reported already as long as 2000 years ago. Obesity is the most frequent reversibel causal fator, being physical activity an important component for its treatment. We hypothezised that OSA patients would show disordered sleep quality, higher daytime sleepiness and lower disposal for physical activity, beside changes at the spyrometric fraction FEF25%-75%, as being the componente related to unvoluntary expiration phase without interference of the expiration muscles. The adequate use o of nighttime CPAP would improve these conditions, even after a short period of intervention. Aims: To study the parameters for sleep quality, excessive daytime sleepiness, diposal for physical activity and of spirometry in OSA patients, before and after CPAP therapy. Methods: This double-blind, randomized study was approved by the local Ethics Comission. There were invited patients at follow-up at the ambulatory for non-invasive ventilation, aged 30 to 75 years old, both genders, all diagnosed OSAS by full-night polysomnography. They were randomized for two groups without the knowledge ot the physical therapeut, Group I receiving the CPAP with minimal pressure at 4 cmH2O and Group II at ideal therapeutic pressure. An equipment with blinded visor was disposed to all patients, thus, nor the patients, neither the physical therapeut had access to the ventilatory data. At two moments, before and after 7 days of CPAP treatment, all patients answered the questionnaires for daytime sleepiniess (Epworth Sleepiniess Scale), sleep quality (Pittsburgh questionnaire) and disposal for physical activity ...
Barros, Jefferson Luis de. "Função pulmonar em indivíduos com SAOS antes e após o uso do CPAP : estudo randomizado duplo cego /." Botucatu, 2014. http://hdl.handle.net/11449/124138.
Full textCoorientador: Sergio Henrique Kiemle Trindade
Banca: Silke Anna Theresa Weber
Banca: Gabriel Megnetti Guinado
Banca: José Vicente Taglianini
Resumo: Introdução: A Síndrome de Apneia Obstrutiva do Sono (SAOS) se caracteriza pela obstrução parcial e/ou completa intermitente da via aérea superior, causada pelo colabamento da musculatura faríngea, levando à cessação ou diminuição do fluxo aéreo respiratório e consequentemente à hipóxia intermitente e hipercapnia. A manifestação diurna mais comum de SAOS é a sonolência diurna, relatada já há mais de 2000 anos. A obesidade é o fator causal reversível mais frequente associado à SAOS, sendo a atividade física importante componente para o seu tratamento. A hipótese levantada neste estudo foi que pacientes com SAOS apresentariam alterações na sua qualidade do sono, com maior sonolência diurna e menor disposição de realização de atividade física, além de alterações na componente FEF25%-75% da espirometria, sendo essa a componente relacionada à fração expiratória involuntária sem interferência da musculatura respiratória. Nestes pacientes, o uso adequado do CPAP com pressão terapêutica poderia melhorar essas alterações, mesmo em curto prazo. Objetivo: Avaliar parâmetros da qualidade do sono, sonolência diurna, disposição para atividade física e da função pulmonar em pacientes com SAOS, antes e após o uso de CPAP. Métodos: Trata-se de estudo randomizado, duplo cego, com aprovação pelo comitê de Ética em Pesquisa local (protocolo nº41/2013. Foram convidados pacientes de ambos os gêneros, em acompanhamento no ambulatório de ventilação não invasiva, com idade entre 30 a 75 anos, com diagnóstico polissonográfico de SAOS. Os pacientes foram randomizados por sorteio pelo orientador sem conhecimento dos fisioterapeutas e foram alocados em dois grupos, sendo o Grupo I composto por pacientes em uso de CPAP em pressão mínima de 4 cmH2O e o Grupo II por pacientes em uso de CPAP na pressão terapêutica ideal. Todos pacientes receberam o equipamento de CPAP disponibilizado pelo serviço de ...
Abstract: Introduction: Obstructive Sleep Apnea Syndrome (OSAS) is characterized by the complete or partial intermittent obstruction of the upper airway due to colapse of the pharyngeal muscles, causing the cessation or reduction of the respiratory airflow and, consequently, intermittent hypoxia and hipercapnia. The most common daytime symptom is excessive daytime sleepiness, reported already as long as 2000 years ago. Obesity is the most frequent reversibel causal fator, being physical activity an important component for its treatment. We hypothezised that OSA patients would show disordered sleep quality, higher daytime sleepiness and lower disposal for physical activity, beside changes at the spyrometric fraction FEF25%-75%, as being the componente related to unvoluntary expiration phase without interference of the expiration muscles. The adequate use o of nighttime CPAP would improve these conditions, even after a short period of intervention. Aims: To study the parameters for sleep quality, excessive daytime sleepiness, diposal for physical activity and of spirometry in OSA patients, before and after CPAP therapy. Methods: This double-blind, randomized study was approved by the local Ethics Comission. There were invited patients at follow-up at the ambulatory for non-invasive ventilation, aged 30 to 75 years old, both genders, all diagnosed OSAS by full-night polysomnography. They were randomized for two groups without the knowledge ot the physical therapeut, Group I receiving the CPAP with minimal pressure at 4 cmH2O and Group II at ideal therapeutic pressure. An equipment with blinded visor was disposed to all patients, thus, nor the patients, neither the physical therapeut had access to the ventilatory data. At two moments, before and after 7 days of CPAP treatment, all patients answered the questionnaires for daytime sleepiniess (Epworth Sleepiniess Scale), sleep quality (Pittsburgh questionnaire) and disposal for physical activity ...
Mestre
Andrechuk, Carla Renata Silva 1975. "Sono, sonolência diurna e risco para apneia obstrutiva do sono em pacientes com infarto agudo do miocárdio." [s.n.], 2014. http://repositorio.unicamp.br/jspui/handle/REPOSIP/283876.
Full textDissertação (mestrado) - Universidade Estadual de Campinas, Faculdade de Enfermagem
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Resumo: Este estudo teve como objetivo avaliar a evolução clínica de pacientes com infarto agudo do miocárdio (IAM) internados em um hospital público de grande porte do interior do estado de São Paulo, em função de: qualidade do sono habitual; grau de sonolência diurna; estratificação de risco para apneia obstrutiva do sono (alto ou baixo). Trata-se de um estudo descritivo, correlacional e de corte transversal. Foram incluídos 113 pacientes (média de idade 59,7 anos ±12,3, 70,8% do sexo masculino) hospitalizados na unidade coronariana e enfermaria de cardiologia. Aplicou-se um instrumento para caracterização sociodemográfica e clínica, previamente submetido a juízes para avaliação de conteúdo; o Índice de Qualidade de Sono de Pittsburgh (PSQI); a Escala de Sonolência Epworth (ESE) e o Questionário de Berlim (QB). O escore médio do PSQI foi 8,1 (±3,8) e da ESE 8,9 (±4,5). A prevalência de má qualidade do sono, sonolência diurna excessiva (SDE) e alto risco para a síndrome da apneia obstrutiva do sono (SAOS) foi de 71,7%, 29,2% e 60,2%, respectivamente. A evolução clínica com piora durante a hospitalização foi observada em 12,4% (n=14) dos participantes. À análise de regressão logística múltipla, o escore final obtido no PSQI mostrou-se associado de forma independente a esse desfecho, sendo que o aumento de um ponto correspondeu à chance 26% maior de apresentar piora clínica (OR 1,26, IC95% 1,08-1,48). O escore final da ESE foi significativamente associado ao desfecho de piora apenas na análise univariada (OR 1,13, IC95% 1,01-1,27). O alto risco para SAOS foi identificado em 17,7% dos pacientes com piora clínica e em 4,4% daqueles com melhora (p<0,05 ao teste Exato de Fisher). A má qualidade do sono, SDE e o alto risco para SAOS foram frequentes nos pacientes acometidos por IAM e repercutiram de forma negativa no desfecho durante a hospitalização. Identificar os sujeitos com sono de má qualidade e distúrbios associados ao sono deve constituir parte da atuação rotineira dos profissionais de saúde visando a prevenção das doenças cardiovasculares
Abstract: The goal of this study was to assess the clinical evolution of patients with acute myocardial infarction (AMI) admitted at a large public hospital in the State of São Paulo, with respect to: usual sleep quality; degree of daytime sleepiness; and obstructive sleep apnea risk stratification (high or low). This is a descriptive, correlational and cross-sectional study. It included 113 patients (male individuals with average age of 59.7 years ±12.3, 70.8%) admitted at the coronary care unit and the cardiology ward. The tools used were: an instrument, previously submitted to judges for content evaluation, for sociodemographic and clinical characterization; the Pittsburgh Sleep Quality Index (PSQI); the Epworth sleepiness scale (ESS); and the Berlin questionnaire (BQ). The average PSQI score was 8.1 (±3.8) and the average ESS score was 8.88 (±4.5). The prevalence of poor sleep quality, excessive daytime sleepiness (EDS), and high risk of obstructive sleep apnea syndrome (OSAS) was 71.7%, 29.2%, and 60.2%, respectively. Clinical picture worsening during hospitalization was observed in 12.4% of the participants (n=14). In the multiple logistic regression analysis, the final score obtained in the PSQI was independently associated with this outcome, and the increase of one point corresponded to the 26% higher chance of presenting clinical worsening (OR, 1.26; 95% CI: 1.08-1.48). The final score in the ESS was significantly associated with the worsened outcome only according to the univariate analysis (OR, 1.13; 95% CI: 1.01-1.27). The high risk of OSAS was identified in 17.7% of the patients with clinical worsening and in 4.4% of those with improvement (p<0.05 according to Fisher's exact test). Poor sleep quality, EDS, and the high risk of OSAS were frequent in patients affected by AMI and they had a negative impact on the outcome during hospitalization. Identifying the individuals with poor sleep quality and sleep-related disorders should be part of health professionals' routine performance aiming at the prevention of cardiovascular diseases
Mestrado
Enfermagem e Trabalho
Mestra em Enfermagem
Paro, Helena Borges Martins da Silva. "Empatia em estudantes de medicina no Brasil: um estudo multicênico." Universidade de São Paulo, 2013. http://www.teses.usp.br/teses/disponiveis/5/5169/tde-01112013-143010/.
Full textINTRODUCTION: Empathy is one of the main domains of social and communication skills. It is often associated to better diagnostic and therapeutic outcomes. For this reason, it has been extensively investigated among health professionals. We aimed to assess medical students\' empathic disposition and its association with quality of life, burnout and daytime sleepiness. METHODS: Cross-sectional multi-centric randomized study with the use of validated self-report questionnaires of empathy (the Interpersonal Reactivity Index - IRI), quality of life (The Whoqol Quality of Life Assessment - WHOQOL-BREF and the Health Professionals and Students\' Life Questionnaire - Veras-q), burnout (the Maslach Burnout Inventory - MBI) and daytime sleepiness (the Epworth Excessive Sleepiness Scale - ESS). Questionnaires were available to students on an electronic platform designed for the study - the VERAS platform. RESULTS: From the total of 1,650 randomized students, 1,350 (81.8%) completed all questionnaires. We observed important gender differences on students\' dispositional empathic concern and personal distress. Female students had higher scores on these domains than their male counterparts (p<0.05; d>0.5). Students from different phases of medical training had minor differences on empathic dispositions (p<0.05; f<0.25). Students\' perception of quality of life related to medical school was quite lower than their perception of quality of life in general (p<0.001; d>0.8). Female students had slightly lower scores on physical, psychological and time management domains of quality of life compared to male students (p<0.05; d<0.5). Perceptions of quality of life on the learning environment were also slightly lower among students in the final years of medical school (p<0.001; f<0.25). Female students had higher scores on emotional exhaustion and lower scores on depersonalization than their male counterparts (p<0.001; d<0.5). Students at the final years of medical school had slightly higher scores on emotional exhaustion, depersonalization and personal accomplishment (p<0.05; f<0.25). Daytime sleepiness scores were slightly higher among female students (p<0.001; d<0.5). Sleepiness scores did not differ according to phases of medical school. Approximately 56% of students had suggestive scores of excessive daytime sleepiness. Daytime sleepiness scores yielded weak correlations with empathy domains. Among male students, personal accomplishment (beta= -0.22; p<0.001) and psychological quality of life (beta= -0.19; p<0.001) contributed to lower personal distress. Among female students, personal accomplishment had a significant contribution to higher empathic concern (beta= 0.23: p<0.001) and perspective taking (beta= 0.30; p<0.001). Depersonalization scores contributed to lower empathic disposition on these domains (beta= -0.29: p<0.001 for empathic concern domain and beta= -0.17; p<0.001 for perspective taking domain). CONCLUSIONS: Female students had higher disposition on empathic concern and personal distress than their male counterparts. Differences on students\' empathic dispositions across phases of medical school were quite small. Among all study variables, personal accomplishment had higher contributions to lower personal distress among male students. Higher personal accomplishment and lower depersonalization also contributed to higher empathic disposition among female students
Barraud, Quentin. "Troubles du sommeil dans la maladie de Parkinson et Syndrome des jambes sans repos : l'hypothèse dopaminergique." Thesis, Bordeaux 2, 2010. http://www.theses.fr/2010BOR21721/document.
Full textMy thesis work was based on two topics bridged by a common dopaminergic neurotransmission dysfunction. The first one aimed to investigate the role of dopaminergic denervation in the pathophysiology of the sleep-wake disorders that occur in Parkinson’s disease (PD) by using the gold-standard model of parkinsonism, the 1-methyl-4-phenyl-1, 2, 3, 6-tetrahydropyridine (MPTP)-treated non-human primate (NHP) model. To this end, we performed long-term continuous electroencephalographic monitoring of vigilance states in unrestrained rhesus monkeys using a completely implanted miniaturized telemetry device and tested the effect of MPTP intoxication on their sleep-wake organization. MPTP injection yielded a dramatic disruption of sleep-wake architecture with reduced sleep efficacy that persisted years after MPTP administration. Primary deregulation of REM sleep and increased daytime sleepiness occurring before the emergence of motor symptoms were the most striking features of the MPTP administration. This was concomitant with a breakdown of the dopaminergic homeostasis, as evidenced by a decreased dopamine turnover measured after a single MPTP injection. In the long term, partial reemergence of REM sleep and resolution of excessive daytime sleepiness paralleled the partial adaptation to parkinsonism, the latter being known to result from compensatory mechanisms within the dopaminergic system. Altogether, these findings highlight the suitability of the MPTP model of PD as a valid tool to model the sleep/wake disturbances of the human disease. Ultimately, this may help in deciphering the specific role of dopamine depletion and the different interventions of other neurotransmitters in the occurrence of these disorders. The second part of my thesis was dedicated to an anatomical study of the diencephalospinal pathway (A11 cell group) in the NHP. This pathway is thought to be involved in sensorimotor integration and, when disrupted, in some pathological conditions such as PD or Restless Legs Syndrome. However, its anatomical organization is almost unknown both in human and NHP. In situ hybridization of dopamine receptors showed that D1 receptor mRNA is absent while D2 and D5 receptor mRNAs are expressed in the dorsal horn and D3 receptor mRNA in both the dorsal and ventral horns. Unilateral injections of the retrograde tracer FluoroGold (FG) into the cervical spinal enlargement labeled A11 neurons quasi-exclusively among all others dopamine areas. Detailed immunohistochemical analysis showed that these FG-labeled A11 neurons are tyrosine hydroxylase-positive and dopa-decarboxylase and dopamine transporter-negative, suggestive of a L-DOPAergic group. Nevertheless, MPTP intoxication with subsequent development of a parkinsonian syndrome produced a 50% neuronal cell loss in the A11 group. In conclusion, the diencephalic A11 area could be the major source of L-DOPA in the NHP spinal cord, where it may play a role in the modulation of sensorimotor processes through D2 and D3 receptors either directly or indirectly via dopamine formation in spinal monoenzymatic dopa-decarboxylase cells
Brogi, Jaqui Francesca Yanira. "Influencia de los accidentes por somnolencia en camiones de extracción." Tesis, Universidad de Chile, 2017. http://repositorio.uchile.cl/handle/2250/147471.
Full textUna de las principales preocupaciones de las empresas es llevar a cabo una producción segura para los trabajadores, de hecho la seguridad es el valor más importante en las compañías sobre todo en el ámbito de la minería, donde el potencial de que un accidente sea grave, es mayor producto de la magnitud de trabajos ejecutados. Durante los años que han sido analizados han ocurrido en el área operaciones mina, de las tres faenas, 1110 accidentes, de los cuales un 3,87%, son atribuidos directamente a fatiga y somnolencia. Debido a esto se han creado distintos métodos para detectarla; basados en análisis de parámetros de conducción, monitoreo del entorno del vehículo, monitoreo de los rasgos faciales y lectura de ondas cerebrales. Aquellos basados en los parámetros de conducción, crean un perfil en base al análisis del comportamiento de conducción. Cuando el comportamiento dista del perfil se genera una alarma. Los parámetros medidos con este sistema son, la velocidad del vehículo, movimientos del volante, uso de freno y acelerador entre otros. Aquellos basados en el monitoreo de los rasgos faciales se centran en la velocidad de parpadeo. Se crea una línea base dando una alerta cada vez que el operador se aleja de ella. Y el estudio de la lectura de las ondas cerebrales da mediciones fisiológicas directas de los niveles de alerta a través de la lectura de las variaciones de la actividad eléctrica existente en la piel, procesando esas ondas cerebrales para determinar el estado de fatiga del operador. El presente trabajo tiene como objetivo ver cómo afectan los accidentes por fatiga y somnolencia a los equipos de transporte de mineral, en cuanto a disponibilidad, producción y costos de reparación, y el impacto de utilizar un dispositivo que detecte en etapa temprana los niveles de fatiga y somnolencia del operador. Para llevar a cabo esto se realizó un estudio en tres faenas de Chile. Éste consistió en el análisis de la productividad diaria y disponibilidad anual de los camiones de extracción, determinando los factores que contribuyen a su variación. Luego se determinó la variación en la productividad por cada evento de fatiga y somnolencia. Finalmente, se determinó la variación de disponibilidad y costo por accidente, al utilizar SmartCap. Los principales resultados del estudio muestran que un 4,57% de los fatales ocurridos entre los años 2000 y 2016 a nivel nacional, pueden ser atribuidos a fatiga y somnolencia. La disponibilidad de los equipos disminuye en un 0,60% anual por esta causa. Que puede haber una disminución de producción del equipo minero de un 26,33% en promedio por cada evento. Que la inversión de un equipo como SmartCap representa entre un 12% y un 19% los costos asociados a un evento de somnolencia, considerando mantención en caso de daño al camión de extracción y reposición en caso de pérdida total. De hecho, el dispositivo tiene una duración de 60 meses y el capital de inversión se retorna en 45 meses en Faena 1 y 30 meses en las Faenas 2 y 3. Se concluye que SmartCap mejora la disponibilidad y la producción de los equipos mineros, así como disminuye los costos de mantención producto principalmente de un uso más eficiente de los equipos e indirectamente de una mejora en la gestión de trastornos del sueño.
Carniel, Joana Desirée. "Ciclo vigília/sono e a saúde dos adolescentes." Universidade do Estado de Santa Catarina, 2014. http://tede.udesc.br/handle/handle/286.
Full textCoordenação de Aperfeiçoamento de Pessoal de Nível Superior
During the teenage years, there are significant alterations in the expression of the Sleep-Wake Cycle with great consequences for health. The two main objectives of this study were to validate the Pediatric Daytime Sleepiness Scale (PDSS) for the Brazilian Portuguese and analyze the associations between the matters of health with the variables related to the Sleep-Wake Cycle of teenagers. In order to answer the first objective the sample was formed by 90 teenagers of both sexes, age ranging form 11 to 18 years old, enrolled in two private schools, one in Florianopolis-SC and the other in Curitiba-PR. To answer the second objective, a sample was formed considering a population of teenagers in a private school in Florianopolis-SC (N=198). To validate, the typical process of analysis like translation, back translation and the analysis of internal consistency were used. To evaluate the issues related to the Sleep-Wake Cycle, it was analyzed: time to go to sleep and wake up (day with no classes), the duration of the sleep, the excessive daily somnolence, the chronotype and the quality of the sleep. In the health variables, issues like the perception of health and stress, the consumption of nutrients during school snack, physical activities, time used in media for recreation, BMI and weight status were investigated. Analysis of association, differences between averages and internal consistency were made considering a significance level of 5%. It was checked that the PDSS presented suitable indicators of contents validity and clarity of language in Brazilian Portuguese. The analysis of the internal consistency identified Cronbach`s alpha of 0,784. The PDSS showed suitable reproducibility in test-retest (p=0,725). The scores of the PDSS presented negative and significant interconnection with the duration of the sleep (r= -0,214; p=0,011). In the second objective, it was observed that teenagers who sleep less, show more somnolence (p=0,028), spend more time in front of the screen of electronic devices exercising sedentary behavior (p=0,011) and spend more time commuting to school (p=0,023). Other than that, the results show that the tendency to eveningness is associated to a bigger consumption of carbohydrates in the school snack (p=0,032), with more leisure time in front of the screen of electronic devices (p=0,005) and a bigger BMI (p=0.017). It can be pointed out that health and sleep issues in teenagers have important relations and that the accompaniment of these matters in the school environment is necessary.
Na adolescência, ocorrem significativas alterações na expressão do ciclo vigília/sono com importantes consequências para a saúde. Os dois objetivos principais deste estudo foram, validar a Pediatric Daytime Sleepiness Scale (PDSS) para o português brasileiro e analisar as associações entre as questões de saúde com as variáveis relacionadas ao ciclo vigília/sono de adolescentes. Para responder ao primeiro objetivo a amostra foi formada por 90 adolescentes, de ambos os sexos, com idades de 11 a 18 anos matriculadas em duas escolas particulares, sendo uma em Florianópolis SC e outra em Curitiba PR. Para responder ao segundo objetivo formou-se uma amostra considerando a população de adolescentes de uma escola particular de Florianópolis SC. Para validação utilizou-se o processo típico de análise como, tradução, retrotradução e análise da consistência interna. Para avaliar as questões relacionadas ao ciclo vigília/sono foram analisados: os horários de dormir e acordar (nos dias com e sem aulas), a duração do sono, a sonolência diurna excessiva, o cronotipo e a qualidade do sono. Nas variáveis de saúde foram investigadas questões como a percepção de saúde e estresse, consumo de nutrientes no lanche escolar, atividade física, tempo de utilização de mídias no lazer, IMC e status de peso. Realizaram-se análises de associação, diferenças entre médias e de consistência interna considerando um nível de significância de 5%. Verificou-se que a PDSS apresentou adequados indicadores de validade de conteúdo e clareza de linguagem em português do Brasil. A análise da consistência interna identificou alfa de Cronbach de 0,784. A PDSS apresentou adequada reprodutibilidade em teste-reteste (p=0,725). Os escores da PDSS apresentaram correlação negativa e significativa com a duração do sono (r= -0,214; p=0,023). No segundo objetivou observou-se que os adolescentes que dormem menos tempo apresentam maior sonolência (p=0,028), passam mais tempo em frente às telas de mídias eletrônicas exercendo comportamento sedentário (p=0,011) e possuem maior tempo de deslocamento para a escola (p=0,023). Além disso, os resultados mostram que a tendência a vespertinidade se associou com maior consumo de carboidrato no lanche escolar (p=0,032), com mais tempo do lazer em frente às telas de mídias eletrônicas (p=0,005) e com maior IMC (p=0,017). Destaca-se que as questões de saúde e sono dos adolescentes possuem importantes relações e que o acompanhamento destas questões no ambiente escolar faz-se necessário.
Roure, Núria. "Determinantes de la somnolencia diurna en el síndrome de apnea del sueño." Doctoral thesis, Universitat de Lleida, 2012. http://hdl.handle.net/10803/83674.
Full textEl objetivo del presente proyecto de investigación consiste en analizar los determinantes de la ESD en los pacientes con SAHS y la influencia que tienen sobre éstos el género y la edad. Para ello se realizaron una serie de estudios para definir, en primer lugar, las características polisomnográficas del paciente SAHS en función del género y la edad. Posteriormente, se evaluaron los determinantes clínicos, polisomnográficos y analíticos de la ESD en relación al género y a la edad. Los resultados de la investigación muestran que el índice de arousal es un determinante común de la ESD independientemente del género y la edad. Asimismo, existen determinantes de la ESD que difieren según el género y la edad. Los niveles plasmáticos de hipocretina-1 se asocia a ESD en el grupo de hombres SAHS (independientemente de la edad) y los niveles plasmáticos de grelina se asocian a ESD en mujeres SAHS y en hombres < de 51 años. Dichos resultados sugieren que los efectos del SAHS difieren según el género y la edad del paciente, manifestándose en la expresión diferencial de marcadores biológicos que pueden relacionarse con el desarrollo de excesiva somnolencia diurna.
The objective of this research project is to analyze the determinants of EDS in patients with SAHS and to know the influence they have on the age and gender. To complete this objective, a series of studies to define, first, the polysomnographic characteristics of SAHS patients by gender and age. Subsequently, we evaluated the clinical determinants, polysomnographic and analytical EDS in relation to gender and age. The results of this report show that the arousal index is a common determinant of EDS regardless of gender and age. There are also determinants of the EDS that differ by gender and age. Plasma level of hypocretin-1 is associated with EDS in the SAHS group of men (regardless of age) and plasma level of ghrelin is associated with EDS in SAHS women and in men <51 years. These results suggest that the effects of SAHS differ by gender and age of the patient, demonstrating the differential expression of biomarkers that can be related to the development of excessive daytime sleepiness.
Chellappa, Sarah Laxhmi. "Dist?rbios do sono em pacientes com transtorno depressivo." Universidade Federal do Rio Grande do Norte, 2006. http://repositorio.ufrn.br:8080/jspui/handle/123456789/13331.
Full textTo evaluate sleep disorder complaints in outpatients with depressive disorder from a general hospital. Methods: An observational, cross-sectional study was carried out with a study sample composed of 70 patients (44 women and 26 men) with diagnosis of depressive disorder, according to the DSM-IV criteria. The patients were interviewed and evaluated by the Identification Questionnaire, the Sleep Habits Questionnaire and the Beck Depression Inventory (BDI). Results: In this study, 50 (71.3%) patients had recurrence of sleep disorder complaints. Mean BDI score was 35.83+8.85, with significant differences between patients with (38.50+8.70) and without (29.60+7.80) recurrence (p<0.05) and among patients with 1, 2, 3 and >3 episodes (p<0.05). In this study, 49 (70%) patients had insomnia and 21 (30%) had subjective excessive sleepiness. Significant differences were observed between the mean duration in months of the sleep disorders (7.16+2.10) and the depressive disorder (6.12+1.90) (p<0.05). Discussion: In the study sample, recurrence of sleep disorder complaints was high and significantly associated with severe depression. Insomnia was prevalent and the mean duration of sleep disorders was higher in relation to depressive disorder
Identificar e avaliar os transtornos do sono presentes em pacientes ambulatoriais com transtorno depressivo do Hospital Universit?rio Onofre Lopes, Natal, RN. M?todos: Foi realizado um estudo transversal com uma amostra n?o-probabil?stica de 70 pacientes, sendo 26 homens e 44 mulheres, com m?dia de idade de 40,48 + 12,54. A sele??o dos pacientes foi realizada segundo os seguintes crit?rios de inclus?o: idade entre 18 e 65 anos e diagn?stico de transtorno depressivo dado atrav?s de entrevista cl?nica segundo os crit?rios da DSM-IV. Os pacientes foram entrevistados e avaliados atrav?s dos seguintes instrumentos: Ficha de identifica??o e de avalia??o m?dica; Prontu?rios m?dicos; Question?rio de H?bitos do Sono; ?ndice de Qualidade do Sono de Pittsburgh; Escala de Sonol?ncia de Epworth; Invent?rio de Depress?o de Beck; Escala de Idea??o Suicida de Beck. Resultados: Neste estudo, 50 (71,3%) pacientes apresentaram recorr?ncia das queixas de transtornos do sono, que foi associada significativamente ? gravidade do epis?dio depressivo. Um total de 49 (70%) pacientes apresentou ins?nia e 21 (30%) sonol?ncia excessiva. A dura??o m?dia dos transtornos do sono foi maior em rela??o ? do transtorno depressivo. Na amostra, os pacientes apresentaram qualidade subjetiva do sono ruim, principalmente em pacientes com ins?nia. Houve uma associa??o entre a ins?nia e a sonol?ncia excessiva com a idea??o suicida. A sonol?ncia diurna excessiva foi freq?ente nos pacientes com transtorno depressivo e associado significativamente ? gravidade do quadro depressivo e ? idea??o suicida. A preval?ncia de pesadelos nos pacientes foi elevada e relacionada ? gravidade do quadro depressivo. Paralelamente, o Question?rio de H?bitos do Sono, utilizado neste estudo para acessar as queixas de transtornos do sono, foi confi?vel e v?lido para o uso na avalia??o da ins?nia e da sonol?ncia excessiva em pacientes depressivos ambulat?rias. Conclus?es: Houve uma marcante associa??o entre os transtornos do sono, como ins?nia, sonol?ncia excessiva e pesadelos, com o transtorno depressivo, sugerindo que a investiga??o criteriosa dos transtornos do sono ? necess?ria na avalia??o da gravidade do quadro depressivo
Deza, Becerra Irma de Fátima. "Hábitos del sueño, cansancio y somnolencia diurna en conductores de transporte interprovincial de Chiclayo." Bachelor's thesis, Chiclayo, 2015. http://tesis.usat.edu.pe/jspui/handle/123456789/405.
Full textDeza, Becerra Irma de Fátima, and Becerra Irma de Fátima Deza. "Hábitos del sueño, cansancio y somnolencia diurna en conductores de transporte interprovincial de Chiclayo." Bachelor's thesis, Universidad Católica Santo Toribio de Mogrovejo, 2015. http://tesis.usat.edu.pe/handle/usat/288.
Full textTesis
Vinha, Pedro Pileggi. "Efeitos da expansão rápida da maxila cirurgicamente assistida na síndrome da apneia obstrutiva do sono, na sonolência diurna e na morfologia da via aérea." Universidade de São Paulo, 2015. http://www.teses.usp.br/teses/disponiveis/17/17151/tde-07072015-080513/.
Full textObstructive sleep apnea syndrome (OSAS) is a condition that produces multiple comorbidities, significantly increasing the mortality rate of affected individuals. Maxillary atresia is being described as one of the etiological factors of OSAS, although there are no studies demonstrating the efficacy of treatment in adults with a consequent reduction of obstructive events during sleep. The main objective of the present study was to determine the effects of surgically assisted rapid maxillary expansion (SARME) on obstructive sleep events and all other polysomnography (PSG) parameters, on daytime sleepiness and on the morphometric behavior of the airways. The study was conducted on adult individuals with OSAS, maxillary atresia and crossbite. The method involved a prospective clinical assay with 16 participants (7 women/9 men) aged 40.23 ± 10.23 years, with OSAS confirmed by all-night PSG (respiratory disorder index (RDI) higher than 5), maxillary atresia and posterior crossbite. All participants were first submitted to computed tomography of the upper airways and to the Epworth Sleepines Scale (ESS) test. All patients were then submitted to SARME and all exams were later repeated for comparison. RDI was reduced from 35.46 ± 38.54 to 16.07 ± 19.73, (a mean reduction of 54.68%, p=0.0013), the apnea-hypopnea index (AHI) was reduced from 33.23 ± 39.54 to14.54 ± 19.48 (a mean reduction of 56.24%, p=0.001), and micro-awakenings and desaturation were also reduced. The ESS score improved from 12.50 ± 5.32 to 7.25 ± 3.53 (p<0.001). Mean total airway area was increased by 23.99% (p=0.016), although in a more expressive manner in the lower half (28.63%, p=0.008). The results obtained by SARME revealed an improvement of OSAS, a reduction of the indices related to respiratory disorders during sleep, of micro-awakennings and of desaturation, as well as airway expansion, especially in the lower half, and improvement of daytime sleepiness with a return to normality.
Hyacinthe, Carole. "Dérégulation de la dopamine et maladies du repos : maladie de Willis-Ekbom et Maladie de Parkinson." Thesis, Bordeaux 2, 2013. http://www.theses.fr/2013BOR22044/document.
Full textDuring this thesis project we explored several aspects of the impact of a dopaminergic system dysregulation on the rest alterations, through two neurological diseases: the Willis-Ekbom’s disease (WED) and Parkinson’s diseases (PD). The WED is a neurological sensorimotor disorder mainly characterized by pain in lower limbs. It preferentially appears in the evening and transiently and partially is alleviated by motor activity. Thus, the first part of this work aimed at reproducing the main dysfunctions of the iron and dopaminergic metabolisms observed in WED, in the macaque monkey. We first established the circadian variations of iron-indicator concentrations in serum and cerebrospinal fluid. Then we developed a rapid protocol based on repeated blood withdrawals, allowing to efficiently induce serum iron depletion. Finally, this protocol enabled us to investigate the relationship between iron metabolism dysfunctions, neurochemical alterations and the subsequent locomotor behavioural changes. In the second part, of this research project we examined the impact of selective D1 (SKF38393) and D2 (quinpirole) receptor agonists on the sleep impairments in a macaque model of PD using the polysomnographic recording technique. Thus we investigated the effects of these two pharmacological compounds on the daytime sleepiness and on the paradoxical sleep induced by MPTP intoxication. Our results demonstrated the inefficacy of quinpirole to restore these two altered sleep parameters. By contrast, SKF38393 significantly decreased daytime napping and substantially restored paradoxical sleep. Finally, the monoaminergic dysregulations, induced by iron depletion, may offer multiple perspectives to unravel the WED pathophysiology. In the same line, the beneficial effects exhibited by the D1 receptor agonist bring new therapeutic avenues to treat sleep-wake disorders in PD. Together, the global results bring new insights in the underlying mechanisms of sleep impairment involving dopamine
Gonzalez-Mendoza, Miguel. "Surveillance temps-réel des systèmes Homme-Machine. Application à l'assistance à la conduite automobile." Phd thesis, INSA de Toulouse, 2004. http://tel.archives-ouvertes.fr/tel-00336732.
Full textNous proposons une stratégie générale de système temps-réel pour la surveillance du niveau de vigilance du conducteur (dynamique lente) et la surveillance du niveau de risque lié à la situation actuelle de conduite (dynamique instantanée), à travers :
* L'analyse temporelle et fréquentielle des signaux mécaniques (mesures de performance) par ondelettes et filtres, pour en extraire des caractéristiques dynamiques, statistiques et fréquentielles sur la dégradation de la conduite,
* L'apprentissage par SVM, méthode pour laquelle nous avons développé des stratégies d'implémentation adaptées pour un apprentissage en ligne et pour des problèmes de grande taille,
* La fusion par FIS, afin de profiter de l'expertise humaine et produire un diagnostic sur le niveau de risque lié à la sortie de la voie de circulation.
* La validation d'une telle approche à travers des EEG et EOG (mesures physiologiques) et des autoévaluations (mesures subjectives).
Nous appliquons cette méthodologie à diverses expériences des programmes AWAKE et PREDIT réalisées sur des simulateurs ou des démonstrateurs.
Chumacero, Montenegro Priscilla Nilda, and Villegas Jaime Antonio Peralta. "Hábitos de sueño y somnolencia diurna en mototaxistas formales del distrito de José Leonardo Ortiz durante el 2016." Bachelor's thesis, Universidad Católica Santo Toribio de Mogrovejo, 2019. http://tesis.usat.edu.pe/handle/usat/1669.
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Lazo, Velásquez Juan Carlos. "Asociación entre somnolencia excesiva diurna e ictus isquémico, en pacientes tratados en el Instituto Nacional de Ciencias Neurológicas." Bachelor's thesis, Universidad Nacional Mayor de San Marcos, 2010. https://hdl.handle.net/20.500.12672/15143.
Full textTesis
Huamán, Olarte Ramón Julio. "Relación entre calidad de sueño y somnolencia en conductores de transporte interprovincial en la carretera central Lima – Huancayo 2018." Master's thesis, Universidad Nacional Mayor de San Marcos, 2020. https://hdl.handle.net/20.500.12672/15872.
Full textPerú. Universidad Nacional Mayor de San Marcos. Vicerrectorado de Investigación y Posgrado. Programa de Promoción de Tesis de Posgrado. A17010045b
Paico, Liñan Elizabeth. "Calidad de sueño y somnolencia diurna en internos de medicina del Hospital Dos de Mayo periodo Setiembre – Noviembre 2015." Bachelor's thesis, Universidad Ricardo Palma, 2016. http://cybertesis.urp.edu.pe/handle/urp/461.
Full textGuarda, Bräuning Luis Felipe. "Desarrollo de modelo para la identificación de somnolencia basado en redes neuronales convolucionales y procesamiento de señales de electroencefalografía." Tesis, Universidad de Chile, 2018. http://repositorio.uchile.cl/handle/2250/167873.
Full textLa confiabilidad en todo proceso de ingeniería es fundamental para asegurar su correcto y seguro desarrollo. Por este motivo se vuelve imperante ampliar las fronteras de análisis en confiabilidad, dejando de tener como eje central el análisis de equipos técnicos, apuntando de manera paralela al estudio de confiabilidad del operador de dichos equipos. Las nuevas herramientas de aprendizaje de máquinas permiten a una computadora analizar información en base a algoritmos para aprender a identificar características concretas de su entorno. Dentro de estas nuevas herramientas, las redes neuronales convolucionales (CNN) se presentan como una de las técnicas más robustas para el reconocimiento de imágenes. Mediante esta técnica es posible determinar patrones de frecuencia en señales de electroencefalografía (EEG) para determinar diversos estados anímicos de un individuo. El objetivo general de la memoria consiste en desarrollar un modelo para la detección del estado de somnolencia de un operador en base a redes neuronales convolucionales utilizando señales de electroencefalografía. Los objetivos específicos son: Desarrollar, comprender y manejar un modelo de detección de sujetos con ojos abiertos y cerrados en base a CNN, a través del procesamiento de señales de electroencefalografía. Desarrollar, comprender y manejar un modelo de detección de sujetos en estado de somnolencia utilizando CNN a través del procesamiento de señales de electroencefalografía. Comparar la clasificación de sujetos en estado de somnolencia realizada con redes neuronales convencionales (NN), Support Vector Machines (SVM) y Random Forest (RF). Para llevar a cabo los objetivos planteados, se utilizó la base de datos de somnolencia multimodalidad ULg . Con ella, en primer lugar, se generaron seis conjuntos de datos a evaluar, con sus respectivas etiquetas. Luego se elaboró un clasificador utilizando CNN, capaz de clasificar entre sujetos con y sin somnolencia, con el cual además se encontró el conjunto de datos que entregaba el mayor desempeño para el modelo creado. Posteriormente se procedió a comparar el desempeño de la red elaborada con el conjunto de datos optimo generado con NN, SVM y RF. Luego de comparar el rendimiento entregado por cada modelo, se obtuvo que las redes neuronales convolucionales representan el método más a fin para realizar la clasificación de sujetos bajo estado somnolencia, entregando una exactitud de clasificación superior al 86%.
Santana, Diaz Alfredo. "Conception d'un système de détection de la baisse de vigilance du conducteur automobile par l'utilisation des ondelettes et l'apprentissage statistique." Toulouse 3, 2003. http://www.theses.fr/2003TOU30013.
Full textPayeza, Chaname Ysabel Cristina. "Calidad de sueño, somnolencia diurna y consumo de tabaco en estudiantes de enfermería de una universidad privada. Chiclayo, Perú. 2019." Bachelor's thesis, Universidad Católica Santo Toribio de Mogrovejo, 2021. http://hdl.handle.net/20.500.12423/3358.
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