Univariate and multivariate analyses of predictors of the Mtb specific T cell response among HIV negative, smear positive, culture confirmed pulmonary TB patients undergoing antituberculosis treatment.

*BMI is included in the multivariate model with treatment duration. †The association between variables and the Mtb specific T cell response was analyzed at the baseline time point. ‡Statistical method: a negative binomial mixed model. §AFB smear grade 0 (smear negative) to 4+. ||Extent: limited or moderate versus extensive by chest radiograph. **Cavitation: ≤ 4 cm versus >4 cm. n/a. not applicable.