GSTM1 and blood coagulation disease: Most common abnormal finding in blood investigation were anaemia (Hb < 13 g/dL for male or < 12 g/dL for female) in 78.6% (N = 110) participants, followed by coagulopathy in 68.5% (N = 96), leukocytosis (TLC > 11 × 109/L) in 53.5% (N = 75) and hyperbilirubinemia (serum bilirubin > 1.2 mg/dL) in 22.1% (N = 31) and transaminitis (OT/PT > 45 U/L) in 21.4% (N = 30) participants, which were comparable between the groups (Table 3).