To the Editor Dr Martínez-García and colleagues1 reported that continuous positive airway pressure (CPAP) reduced 24-hour mean blood pressure in patients with resistant hypertension and obstructive sleep apnea (OSA). Moreover, this intervention had favorable effects on the circadian pattern, as demonstrated by the reduction in the proportion of patients with a riser pattern.
de la Sierra A. CPAP and Reduced Blood Pressure. JAMA. 2014;311(19):2022. doi:10.1001/jama.2014.2673