GSTM1 and Hypertension: As shown in Table 3, there was no statistical difference between the two groups in gender, baseline Scr, baseline eGFR, KDIGO staging, proteinuria, hematuresis, oliguria or anuria, CKD, diabetes mellitus, hypertension, sepsis, hepatic failure, Hb < 90 g/L, hypoalbuminemia, hospital stay, Scr peak value and replacement therapy between two groups (P > 0.05).