by Compuscript Ltd Credit: Pixabay/CC0 Public DomainObstructive sleep apnea (OSA) is highly common in patients with coronary artery disease (CAD) and it is a strong predictor of subsequent cardiovascular events. However, whether treatment with continuous positive airway pressure (CPAP) can decrease this risk remains controversial. PubMed, EMBASE, the Cochrane Library, and ClinicalTrials.gov were systematically searched...