Association of baseline iron status with treatment failure at one month after initiation.

aBaseline iron status was categorized as low: plasma ferritin 150 µg/L for women and >200 µg/L for men.bAdjusted risk ratio from a log-binomial regression model adjusting for baseline covariates including sex, age (years), money spent on food per person per day (2), history of TB disease (yes/no), HIV infection status, CD4 T cell count (cells/uL) and log HIV RNA (copies/mL), trial regimen and C-reactive protein (mg/L).P value, test for interaction by HIV infection status = 0.55.