maxillofacial surgical techniques for hypopharyngeal obstruction in obstructive sleep apnea
Báo cáo y học: " Weight and metabolic effects of cpap in obstructive sleep apnea patients with obesity" pot
... subjects who gained weight during the study, insulin resistance increased suggesting that changes in insulin sensitivity induced by CPAP in this setting are mainly determined by changes in body weight ... http://respiratory-research.com/content/12/1/80 in its regulation including changes in insulin sensitivity Insulin administration has been shown to suppress circulating ghrelin levels in some [31] but not all studies [32] Plasma insulin ... levels and insulin resistance correlate inversely with ghrelin This association was BMIindependent in some studies [33] However in a study using euglycemic hyperinsulinemic clamp method, insulin sensitivity...
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techniques for noise robustness in automatic speech recognition
... refer to as “training” instances In the equations below, we denote individual training instances by X, and the sum over all the training instances by X Since individual training instances are ... Likelihood Linear Regression 11.4.3 CMLLR Implementation 11.4.4 Speaker Adaptive Training Discriminative Training 11.5.1 MMI Discriminative Training Criterion 11.5.2 MPE Discriminative Training Criterion ... as a terminal nonemitting state Other ways of composing the HMM for the word, which eliminate the internal nonemitting states, are also possible systems For instance, HMMs for words in a language...
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Báo cáo hóa học: " Beamforming techniques for enabling spatialreuse in MCCA 802.11s networks" pdf
... receiver [11-13] For example, zero-forcing (ZF) beamforming for interference cancellation has been shown to increase the capacity of ad-hoc networks [14] Beamforming is indeed a promising approach ... challenge lies then in acquiring the channel and synchronization information in such a decentralized network without change in the MAC protocol In this paper, we show how beamforming techniques can ... (TXOP) are allocated in the future Because each STA advertises its reserved TXOPs, both the CSI and the timing information for enabling beamforming may be obtained A Beaconing and synchronization...
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Báo cáo hóa học: " Practical Network-Based Techniques for Mobile Positioning in UMTS" pdf
... Scientist Researcher His main interests include UMTS radio network planning and development of cellular location techniques Jukka Lempi¨ inen was born in Helsinki, a Finland, in 1968 He received the ... exploited for combining RTT information measured by all NodeBs in the AS (active set), thus improving the overall Cell ID+RTT accuracy According to regular SHO procedure [35], the radio link is ... constituting a performance measure in respect to the ith NodeB, as expressed in (2) The penalty function is introduced in order to form an applicable solution by employing an unconstrained LS...
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Dissertation for doctor of philosophy in agriculture study on the growth and development ability of some imported soybean varieties and cultivation techniques for prospect variety in thai nguyen
... technical methods for cultivating soybean contributed on cultivation guideline improvement for soybean intensive farming in winter and spring in Thai Nguyen - The using new and high yielding variety ... Experiment 4: Determining the planting density of soybean variety 99084 A28 in spring and winter crops in 2007 - 2008 in Thai Nguyen a/ Time and place: In spring and winter crops in 2007 - 2008 at ... tons/ha in module in winter and 2.83 tons/ha in spring) In Vo Nhai district, the yield module were 2.55 tons/ha in winter and 2.67 tons/ha in spring, the lowest yield in Phu Luong district in module...
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Báo cáo khoa học: "Clinical and pathological assessment of different suture techniques for microvascular anastomosis in rat femoral artery" ppsx
... :I puorG )10.0 < p*( euqinhcet detpurretni eht htiw derapmoc emit citom†otsana eht fo noitcuder tnacifingis a ni detluser seuqinhcet ffuc dna eveels ,suounitnoc ehT seuqinhcet erutus tnereffid ... ,revoeroM gninil lailehtodne eht ot cixot eb yam taht stnatirri dnuow dna amuart lacinahcem ot egamad lamitni eht detubirtta ]1[ grebnethcarT dna dnalcA ]31[ aititnevda acinut dna aidem acinut eht ... retrohs yltnacifingis saw euqinhcet erutus ffuc dna eveels gnisu sisomotsana dne-ot-dne na mrofrep ot dedeen emit eht taht ,ylevitcepser detroper ]8[ gnuH dna ]11[ eggaB dna neztiruaL ,seuqinhcet erutus...
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Báo cáo y học: "The relationship between the rate of melatonin excretion and sleep consolidation for locomotive engineers in natural sleep setting" pptx
... decline in mean sleep quality from the daily peak for sleep initiated at 00:00–02:00 h to the daily minimum for sleep initiated at 10:00–12:00 h, and a general increase in sleep quality for sleep ... Production of melatonin during each day's main sleep period was inferred from urinary 6-sulphatoxymelatonin (aMT6s) excretion rates All urine passed during a main sleep period was collected in a plastic ... sleep begins in the late evening and lowest when sleep begins in the middle of the day In the current study, both sleep duration and subjective sleep quality varied depending on the time of sleep...
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Báo cáo khoa hoc:" No evidence of enhanced oxidant production in blood obtained from patients with obstructive sleep apnea" potx
... patients resulting in the rise of plasma norepinephrine and epinephrine levels [25-27] may perhaps be responsible in the insignificant changes between evening and morning blood LBCL in OSAS patients ... Therefore, evening results served as reference values designed for morning data, presumably affected by apnea/ hypopnea episodes in addition to subsequent IH during sleep LBCL as a measure of resting ... following a preliminary diagnosis of OSAS The remaining 22, previously diagnosed with OSAS met indication for continuous positive airway pressure (CPAP) treatment The inclusion criteria incorporated...
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báo cáo khoa học:" Obesity and craniofacial variables in subjects with obstructive sleep apnea syndrome: comparisons of cephalometric values" ppsx
... Sleep Medicine Task Force: Sleep- Related Breathing Disorders in Adults: Recommendations for Syndrome Definition and Measurement Techniques in Clinical Research Sleep 1999, 22:667-689 Guilleminault ... Guilleminault C: Sleep and breathing In Sleeping and waking disorders: indications and techniques Edited by: Guilleminault C MenloPark, CA: Addison-Wesley Publishing; 1982:155-182 Guilleminault C, Stoohs ... patients suffering OSAS Methods A thorough review of the relevant literature linking obstructive sleep apnea with cephalometric analysis was performed The literature search was carried out using PubMed,...
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Báo cáo y học: "Impact of obstructive sleep apnea on the occurrence of restenosis after elective percutaneous coronary intervention in ischemic heart disease" ppt
... 0.08 0.28 Therapy in patients with OSA, indicating a causative role of OSA in the inflammatory process Since inflammation might play a central role in renarrowing of the vessels in OSA patients, ... 105(21):2462-2464 Yokoe T, Minoguchi K, Matsuo H, Oda N, Minoguchi H, Yoshino G, Hirano T, Adachi M: Elevated levels of C-reactive protein and interleukin-6 in patients with obstructive sleep apnea syndrome ... Martin; 1997:215-232 Yumino D, Tsurumi Y, Takagi A, Suzuki K, Kasanuki H: Impact of obstructive sleep apnea on clinical and angiographic outcomes following percutaneous coronary intervention in...
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OBSTRUCTIVE SLEEP APNEA DIAGNOSIS WITH APNEA EVENT DETECTION IN SNORING SOUND USING a CONDITIONAL RANDOM FIELD
... III Modified portable sleep apnea testing Minimum of 7, including EEG, EOG, chin EMG, ECG or heart rate, airflow, respiratory effort, oxygen saturation Minimum of 4, including ventilation (at least ... labeling tool Therefore, only the basic idea of CRF is introduced in this section Detailed explanation can be found in [28, 29] Clique, a graph C generated for each instance during training and inference, ... is adopted in the experiments for CRF training and testing http://crfpp.googlecode.com/svn/trunk/doc/index.html 27 4.2 Training Process In this step, two thresholds are trained using a set of...
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Báo cáo hóa học: "Research Article Corrected Integral Shape Averaging Applied to Obstructive Sleep Apnea Detection from the Electrocardiogram" potx
... divide sleep apnea into three major categories: obstructive, central, and mixed apnea Obstructive sleep apnea is characterized by intermittent pauses in breathing during sleep caused by the obstruction ... done according to signals which lie mostly within their correct class OBSTRUCTIVE SLEEP APNEA DETECTION As discussed in the introduction, obstructive sleep apnea (OSA) is a common sleep disorder ... investigated for this purpose, but there has also been an interest in using overnight ECG recordings from Holter monitors to screen for osbtructive sleep apnea [12] The possibility of screening...
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Báo cáo y học: "Depression and Obstructive Sleep Apnea (OSA)" pps
... (PSG) findings confirm the patients' complaints of insomnia, notably difficulties falling asleep (PSG: increase in sleep latency), frequent awakenings during the night and early morning awakenings ... important confounding factor for studies on mood disorders in general, as its presence is not routinely determined in either research studies examining mood or clinical settings However, many ... arousals from sleep, with frequent arousals being the most important factor resulting in EDS With regards to sleep architecture, we find a significant increase in light sleep stage (mainly stage...
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Obstructive Sleep Apnea Diagnosis and Treatment - part 1 pps
... for measuring daytime sleepiness: the Epworth sleepiness scale Sleep 1991; 14(6):540–545 Sleep- related breathing disorders in adults: recommendations for syndrome definition and measurement techniques ... breathing during sleep before a sleep study Am Rev Respir Dis 1990; 142:14–18 13 Viner S, Szalai JP, Hoffstein V Is history and physical examination a good screening test for obstruction sleep apnea? ... drive for rest, and daytime sleepiness as a drive for sleep (6) Sleepiness may occur more often during “passive” conditions, such as watching television or sitting as a passenger in a car; but in...
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Obstructive Sleep Apnea Diagnosis and Treatment - part 2 pps
... with an increase in amplitude of negative intrathoracic pressure (increase in respiratory effort), leading to minimal reduction in airflow and arterial oxygen saturation but terminating in an arousal ... subjects to obstructive apnea Imaging during sleep provides insight into the state-dependent anatomicophysiological changes in the airway Dynamic imaging permits examination of the airway during inspiration ... sat for AHI Discernable red in airflow plus 4% red in sat for RDI Red in airflow used to determine AHI and RDI Red in airflow plus 4% red in sat or 2% red in sat plus arousal for AHI Red in airflow...
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Obstructive Sleep Apnea Diagnosis and Treatment - part 3 doc
... in remaining awake; slowed down, (6) sleepiness, prefer to be lying down, fighting sleep, woozy, and (7) almost in a reverie, sleep onset soon, lost struggle to remain awake Karolinska Sleepiness ... via inattention, response slowing, or unexpected lapses into sleep Sleepiness is the normal physiological consequence of sleep loss, sleep disruption, or diminished sleep integrity Sleepiness ... brain lesions, medications, or disease Severe sleepiness is the hallmark symptom of several sleep disorders, including narcolepsy, obstructive sleep apnea, behaviorally induced insufficient sleep...
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Obstructive Sleep Apnea Diagnosis and Treatment - part 4 doc
... during expiration Commonly, expiratory pressure increases are performed in the setting of persistent or reappearing apneas, while inspiratory pressure increases are made in the setting of snoring, ... leptin and vascular risk factors in obstructive sleep apnea Chest 2000; 118:569–571 42 Chin K, Shinizu K, Nakamura T, et al Changes in intra-abdominal visceral fat and serum leptin levels in patients ... Academy of Sleep Medicine Practice parameters for the use of auto-titrating continuous airway pressure devices for titrating pressures and treating adult patients with obstructive sleep apnea syndrome...
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Obstructive Sleep Apnea Diagnosis and Treatment - part 5 pptx
... four-fold increase in the apnea index and a significant narrowing of the airway at 72 hours following LAUP These findings prompted them to discourage LAUP in patients with moderate or severe sleep apnea ... tomographic scans in obstructive sleep apnea Sleep 1986; 9(4):514–515 212 Sesso et al 36 Riley R, Powell N, Guilleminault C, et al Obstructive sleep apnea syndrome: a surgical protocol for dynamic ... available to perform these detailed recordings, fewer measurements during overnight recordings remain informative However, the minimal requirement is to overnight record SpO2 in room air assessing that...
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Obstructive Sleep Apnea Diagnosis and Treatment - part 6 pdf
... Protriptyline in obstructive sleep apnea: a double-blind trial N Engl J Med 1982; 307(17):1037–1042 91 Guilleminault C, Hayes B Naloxone, theophylline, bromocriptine, and obstructive sleep apnea ... similar in men and women (38), resulting in a greater reduction in ventilation in men compared to women in the wake -sleep transition and a stimulus for ventilatory instability in men during sleep ... Progesterone has dueling effects on sleep- disordered breathing during pregnancy, with a strong sedating effect resulting in increased total sleep time, while increasing the drive for ventilation,...
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Obstructive Sleep Apnea Diagnosis and Treatment - part 7 pot
... often fall asleep at inappropriate times during the day This inadvertent napping may happen while watching television or movies, reading, attending meetings, working, driving, and during conversations ... understanding of the distinct diagnostic criteria and the differences in the clinical presentation of UARS and obstructive sleep apnea hypopnea (OSAH) without daytime sleepiness and obstructive sleep apnea hypopnea ... abnormality in UARS is closely linked to its clinical presentation in terms of excessive daytime sleepiness (EDS) Other atypical signs of OSA (such as disorders of initiating and maintaining sleep) ...
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