Efflux gene types | Class and Expected functions | Number positive in MDRTB N = 48 | Number positive in non-MDRTB N = 30 | % Carriage in MDRTB | % Carriage in non-MDRTB | p-value |
Rv 1877 | MFS. For efflux of drugs | 33 | 33 | 68.8 | 20.0 | 0.013 |
Rv 2486c (efpA) | MFS. For efflux of drugs eg RIF and INH | 38 | 38 | 79.7 | 23.3 | 0.018 |
Rv 0342(iniA) | Accessory protein. Efflux of INH, ETM and other toxic materials | 32 | 32 | 66.7 | 33.3 | 0.024 |
Rv 2686c | ABC. Accessory protein for drug efflux | 31 | 31 | 64.6 | 36.7 | 0.025 |
drrC | ABC. For efflux of drugs eg RIF | 27 | 27 | 56.3 | 46.6 | 0.027 |
Rv 2459c(jefA) | MFS. For efflux of INH and ETM | 33 | 33 | 68.8 | 30.0 | 0.007 |
RV 1002c | Accessory protein for efflux of drugs | 30 | 30 | 62.5 | 40.0 | 0.017 |