GSTM1 and neoplasm: Other blood indicators, including the white blood cell count (WBC), neutrophil count (NE), monocyte count (Mono), hemoglobin level (Hb), platelet count (PLT), lactate dehydrogenase level (LDH), precursor albumin level (pre-ALB), and tumor marker level (carcinoembryonic antigen, CEA), were not significantly different between the groups (P>0.05) (Table 2).