GSTM1 and tuberculosis: Notably, we found that the AA+AG genotype in 3 SNPs with a TB non‐susceptibility locus was related to lower Hb level in rs7825118 (P = .006), lower Neu counts in rs9297758 (P = .015), and higher ALT and AST activity in rs6981424 (P = .005 and P = .033).