GSTM1 and chronic kidney disease: There were no significant differences in age, height, weight, SBP, DBP, hypertension, previous MI, CKD, Killip class II, Killip class III, CK-MB, Hb, PLT, Scr, eGFR, UA, TG, TC, LDL-C, aspirin, β-blocker, statin, CCB, CABG, or double-vessel disease (P > 0.05) (Table 3).