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. 2015 Sep 2;10(9):e0135003. doi: 10.1371/journal.pone.0135003

Table 2. Specific inhA promoter mutations found in each drug-resistance category.

Mutation -15C/T -16A/G -8T/C -8T/A Total
DST Category
INH Mono-Resistance 19 (54%) 0 0 16 (46%) 35
MDR-TB 123 (75%) 0 0 40 (25%) 163
Pre-XDR-TB 21 (78%) 0 0 6 (22%) 27
XDR-TB 2 (29%) 0 0 5 (71%) 7
TOTAL 165 (71%) 0 0 67 (29%) 232

INH: isoniazid; DST: drug susceptibility testing; MDR: multidrug-resistant; XDR: extensively drug-resistant