MMP2 and coronary atherosclerosis measurement: The MMP-2 gene polymorphism 1306C/T (rs243865) was significantly associated with ejection fraction and carotid artery stenosis with odds ratios (ORs) 8.1 (95% CI 1.3‐51.4; P=.03) and 4.5 (95% CI 1.1‐20.1; P=.048), respectively.