MD: Major Depression, S: Suicide; Hb, Hemoglobin; Hct, Hematocrit; WBC, White Blood Cells; NEUT, Neutrophil; LYMHO, Lymphocytes; MCV, Mean Corpuscular Volume; RDW, Red cell Distribution Width; PLT, Platelets; PDW, Platelet Distribution Width; MPV, Mean Platelet Volume; PCT, Plateletcrit; NLR, Neutrophil lymphocyte Ratio; PLR, Platelet Lymphocyte Ratio, SII, Systemic immune-inflammatory index. The gene discussed is GSTM1; the disease is major depressive disorder.