GSTM1 and lymphopenia: Hb: P = 0.328ALC: P = 0.018*PLT: P = 0.007*Diarrhea: 0 vs 3.3%Grade 3 anemia: 0 vs 13.3%*Grade 4 lymphopenia: 30.6% vs 43.3%Grade 3 thrombocytopenia: 11.1% vs 20%Platelet transfusion: 5.6% vs 13.3%3y OS: 92.9% vs 93.2%