ACE and obstructive sleep apnea syndrome: m: meter; kg: kilogram; BMI: body mass index; BSA: body surface area; CAD: coronary artery disease; COPD: chronic obstructive pulmonary disease; OSAHS: obstructive sleep apnea/hypopnea syndrome; ACEi: angiotensin-converting enzyme inhibitors; ARBs: Angiotensin II receptor blockers; CCTA: coronary computed tomography angiography; ECG: electrocardiogram.