Diplotypes YA/YA of MBL gene were more prevalent in the healthy control group than in the TB patient (P =0.038, OR, 0.57; 95%CI, 0.34-0.97), while diplotypes XA/XA were less frequently observed in the healthy control group (P =0.007, OR, 6.42; 95%CI, 1.39-29.67). The gene discussed is MBL2; the disease is tuberculosis.