For CYP2C19*2 (rs4244285, c.681G>A), the proportion of the GG, GA, and AA genotypes in patients with CAD were, respectively, 50.44, 41.59, and 7.96%, and the G and A allele frequencies were 71.24 and 28.76%, respectively (Table 5). This evidence concerns the gene CYP2C19 and coronary artery disorder.