GSTM1 and cardiovascular disorder: MPR was positively correlated with age (r = .261, P = .016), hypertension (r = .239, P = .028), cardiovascular diseases (CVD) (r = .218, P = .045), Hb (r = .261, P = .016), AST (r = .241, P = .026), BUN (r = .215, P = .048), creatinine (r = .254, P = .019), hs‐CRP (r = .391, P < .001), and involvement on chest CT (r = .238, P = .028).