GSTM1 and tuberculosis: On the contrary, GSTT1 homozygous null genotype and GSTM1/GSTT1 dual null genotypes were significantly associated with ATDILI risk in TB patients, after adjusting for age and sex (adjusted OR = 1.83; 95%CI, 1.01 to 3.35, P = 0.049; adjusted OR = 2.12; 95%CI, 1.02 to 4.38, P = 0.044, respectively).