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.