Unadjusted and multivariate analyses of risk factors for mortality during ART.

ART, antiretroviral therapy; TB, tuberculosis; IRR, incident rate ratio; CI, confidence interval. All p-values were calculated using the likelihood ratio test.aAge is included as continuous variable, the IRR represents a 1 year increase in age.bincludes all TB episodes where anti-TB treatment was completed prior to ART enrolment.cTB episodes where patients are taking anti-TB treatment at ART initiation.dCD4 cell counts and viral load are time-updated variables using serial measurements taken during ART.