• If you've recently been tested for or diagnosed with obstructive sleep apnea, or OSA, then you may have heard the term Apnea-Hypopnea Index (AHI). (apneamed.org)
  • While few of these apnea/hypopnea events are nothing to worry about, having too many of these events per hour of sleep is when you start to experience obstructive sleep apnea. (apneamed.org)
  • Mean apnea-hypopnea duration (but not apnea-hypopnea index) is associated with worse hypertension in patients with obstructive sleep apnea. (bvsalud.org)
  • To determine which polysomnography parameters are associated with severity of hypertension .This retrospective study collected data on all patients admitted to our urban, academic center in Beijing with hypertension who had undergone polysomnograms (PSG) and were diagnosed with obstructive sleep apnea (OSA) ( apnea -hyponea index [AHI] ≥5/hour). (bvsalud.org)
  • The prevalence of adult obstructive sleep apnea (OSA) can vary significantly based on factors such as apnea-hyponea index (AHI), scoring criteria and test type ( 1 ). (frontiersin.org)
  • The Apnea-Hypopnea Index or Apnoea-Hypopnoea Index (AHI) is an index used to indicate the severity of sleep apnea. (wikipedia.org)
  • 0.01) and apnoea+hypopnoea index (p = 0.02) than the poorer compliers. (bmj.com)
  • The number of apneic episodes (obstructive, central, and mixed) plus hypopneas per hour of sleep as determined by all-night polysomnography. (behavenet.com)
  • The diagnostic of OSA was considered according to the polysomnography (apnea-hypopnea index (AHI) ≥ 5) [ 11 ], while the LPR diagnosis was carried out with 24-h oropharyngeal pH-monitoring. (biomedcentral.com)
  • We show that EEG signals generated by this monitor are visually indistinguishable from polysomnography signals and, when scored with its automatic system that requires minimal guided editing, produce results in good agreement with manual scoring, and, in addition, provides a continuous index of sleep depth throughout the night (Odds-Ratio-Product). (aasm.org)
  • A correlation analysis was performed between pH-monitoring findings, pepsin saliva levels, reflux symptom score-12 (RSS-12), reflux sign assessment (RSA), Apnea-Hypopnea Index (AHI), Epworth Sleepiness Scale, Pichot and arousal findings. (biomedcentral.com)
  • Increasing body mass index, neck circumference, Epworth Sleepiness Scale score, hypertension, congestive heart failure, and type 2 diabetes correlated with increasing OSA severity. (cdc.gov)
  • It is represented by the number of apnea and hypopnea events per hour of sleep. (wikipedia.org)
  • the total number of episodes of apnea and hypopnea per hour of sleep), or respiratory disturbance index (RDI), of 5 or higher in association with excessive daytime somnolence. (medscape.com)
  • Apneas and hypopneas are also classified as obstructive, central, or mixed. (sleepdoctor.com)
  • Effect of CPAP therapy on daytime function in patients with mild sleep apnoea/hypopnoea syndrome. (bmj.com)
  • BACKGROUND: Continuous positive airway pressure (CPAP) is an effective treatment in patients with moderate and severe sleep apnoea/hypopnoea syndrome (SAHS), but the minimum illness severity at which patients obtain benefit from CPAP is unclear. (bmj.com)
  • A subset of these patients has concurrent symptoms of excessive daytime sleepiness attributable to their nocturnal breathing disorder and is classified as having obstructive sleep apnoea/hypopnoea syndrome (4-5% of the middle-aged population). (ersjournals.com)
  • In moderate-to-severe obstructive sleep apnoea/hypopnoea syndrome, treatment with continuous positive airway pressure has been shown to be effective. (ersjournals.com)
  • The epidemiology of obstructive sleep apnoea (OSA)/hypopnoea syndrome (OSAHS) has been described in a significant number of studies. (ersjournals.com)
  • Sleep-disordered breathing refers to a pathophysiologic continuum that includes snoring, upper airway resistance syndrome, obstructive hypopnea syndrome, and OSA. (aafp.org)
  • This syndrome is characterized by daytime sleepiness, non-restorative sleep, fatigue, insomnia, loud snoring, witnessed breathing interruptions, morning headaches, and recurrent awakenings due to gasping or choking in the presence of at least five obstructive respiratory events (apneas, hypopneas, or respiratory effort-related arousals) per hour of sleep. (scirp.org)
  • Introduction: The syndrome of apnea and obstructive sleep hypopnea syndrome (Sahos) is characterized by the collapse and obstruction of the upper airway during sleep. (bvsalud.org)
  • It is also frequent in patients with a mercury sphygmomanometer with with obstructive sleep apnoea-hypopnoea appropriate cuff and after 5 minutes sitting syndrome [ 4 ]. (who.int)
  • The apnea-hypopnea index is a measurement that describes the severity of breathing disruptions during sleep. (sleepdoctor.com)
  • The Apnea Hypopnea Index is actually used to indicate the severity of OSA in those who test positive for the condition. (apneamed.org)
  • Body mass index (BMI) and tonsil size are predictors of OSA severity (2,3). (cdc.gov)
  • Another experimental objective was to test the effect of repeated doses of dronabinol on OSA severity measured by Apnea Hypopnea Index (AHI). (frontiersin.org)
  • To explore potential effectiveness, self-report measures were used, including the Insomnia Severity Index (ISI), the Pittsburgh Sleep Quality Index (PSQI), and the PSQI Addendum for Posttraumatic Stress Disorder. (jmir.org)
  • The direct consequence of hypopnea (as well as apnea) is that the CO 2 in the blood increases and the oxygen level in the patient's blood decreases proportionate to the severity of the airway obstruction. (wikidoc.org)
  • Obese participants had significantly increased values of respiratory disturbance index (16.4 vs 9.3 n°/h) and apnea-hypopnea index (14.2 vs 5.6 n°/h). (medscape.com)
  • A hypopnea describes a decrease in airflow that is less severe than an apnea. (sleepdoctor.com)
  • The patients had moderate to severe OSA, which was defined as having at least 15 episodes per hour while sleeping when they stopped breathing (apnea) or had reduced breathing (hypopnea). (sciencedaily.com)
  • You have moderate to severe sleep apnea ― an apnea-hypopnea index (AHI) score of 15 to 65. (hopkinsmedicine.org)
  • To diagnose OSA, doctors consider a person's obstructive AHI, which is their AHI calculated using only apneas and hypopneas that are obstructive and excluding any central apneas. (sleepdoctor.com)
  • Apnea-hypopnea index (AHI) is the number of apneic and hypopneic events per hour of sleep. (hindawi.com)
  • In fact, the average sleeper experiences up to 5 apnea or hypopnea events per hour of sleep. (apneamed.org)
  • A CPAP machine will give you a constant stream of air pressure throughout the night that will aid in opening the airway and removing any obstructions that could cause apnea or hypopnea events. (apneamed.org)
  • The pressurized airflow will alleviate your excessive apnea or hypopnea events and you'll start to experience the restorative, relaxing sleep you've been missing. (apneamed.org)
  • OSA was defined as an apnea-hypopnea index (AHI) of greater than 5 events per hour. (medscape.com)
  • The first landmark study regarding the prevalence of OSA was the Wisconsin Sleep Cohort study, which identified 24% of men and 9% of women who had an apnea-hypopnea index (AHI) of at least 5 events per hour. (medscape.com)
  • A superiority concerning suppression of hypopnoea and apnoea events in comparison to oxygen, CPAP and bilevel positive airway pressure support has been demonstrated 5 - 8 . (ersjournals.com)
  • An apnea event is a complete obstruction of your airway for more than 10 seconds whereas a hypopnea event is only a partial obstruction of the airway. (apneamed.org)
  • Purpose We aimed to assess the accuracy of home titration in estimating apnea hypopnea index (AHI) and optimal pressure values and to compare improvements in subjective daytime sleepiness, sleep quality and quality of life, along with 3-months treatment adherence of patients that received at-home versus in-laboratory auto-titrating positive airway pressure (APAP) titration. (uludag.edu.tr)
  • It can be argued that the term COPD should be used only for patients who have airway obstruction manifested either clinically or as an abnormality in a standard spirometry index, such as forced expiratory volume in 1 second (FEV1). (sleepreviewmag.com)
  • However, the authors demonstrate that the association is independent of a number of demographic and health factors that might have biased results, including age, body mass index , smoking, diabetes, hypertension, cholesterol and medications. (sciencedaily.com)
  • Au total, 2 462 sujets ont fait l'objet d'une mesure ambulatoire de la pression artérielle, en raison d'une hypertension légère (groupe 1), aux fins de l'évaluation d'un traitement antihypertenseur (groupe 2), ou en raison d'une hypotension (groupe 3). (who.int)
  • Pittsburgh Sleep Quality Index (PSQI) global scores (-5.3±0.8, -3.9±1.5 vs. -0.1±0.8) and sleep duration (1.2±0.3, 1.6±0.6 vs. -0.1±0.2 h) also improved following both experimental treatments compared with control. (scielo.br)
  • Frequency of snoring, rather than apnea-hypopnea index, predicts both cognitive and behavioral problems in young children. (greenmedinfo.com)
  • We enrolled 22 acromegalic patients with apnea hypopnea index (AHI) ≥ 5 if symptomatic, or ≥15 in the absence of sleep related symptoms. (scirp.org)
  • Only patients with apnea-hypopnea index scores between 5.1 and 92.7 (mean, 36.4) were included. (unboundmedicine.com)
  • Anti-obesity medications are approved for patients with a body mass index ( BMI) ≥ 30 or a BMI ≥ 27 with a comorbidity . (medscape.com)
  • If a sleep study detects breathing disruptions, each event is classified as either an apnea or a hypopnea . (sleepdoctor.com)
  • Randomized controlled trials have demonstrated that PAP can effectively reduce the apnea-hypopnea index and improve subjective and objective sleepiness. (nih.gov)
  • What qualifies as a hypopnea can vary based on the sleep clinic performing the test. (sleepdoctor.com)
  • For the planning of this known that this examination has a higher cost and the patient surgery, all data obtained in the patient evaluation , including is subjected to a higher radiation index. (bvsalud.org)
  • In- defined as persistently elevated office BP formation on age, sex, diabetes, body mass in the presence of a normal BP outside the index (BMI) and use of antihypertensive office, regardless of the extent of the WCE medication at baseline was obtained for [ 1 ]. (who.int)