ABCG1 and coronary artery disorder: DNA methylation signals in ABCG1 have previously been identified in a wide range of EWASs, including in EWASs of CHD risk factors such as HDL-cholesterol levels and TG levels [54], BMI, waist circumference, waist-hip and waist-height ratio [42], insulin levels and its assessment model HOMA-IR [55].