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Obstructive Sleep Apnea Syndrome (OSAS) is a risk factor for resistant hypertension. Overnight polysomnography and portable sleep monitors are not generally available and questionnaires may be useful for screening OSAS. In a case-control study, we investigate the association between resistant hypertension and sleep disorders evaluated by the Berlin Questionnaire and Epworth Sleepiness Scale (ESS).

Risk for Obstructive Sleep Apnea by Berlin Questionnaire, But Not Daytime Sleepiness, Is Associated With Resistant Hypertension: A Case-control Study