GSTM1 and acute myeloid leukemia: The mean age differencebetween two groups was not significant (P=0.544).Differences between AML patients and the controlgroup in red blood cell (RBC) and Platelet (PLT)count, Haematocrit (HCT) and Hemoglobin (Hb)were significant (P<0.05), however, white bloodcell (WBC) count was not significantly different.Table 2 shows results of CBC in two groups.