Association between patients’ characteristics and resistance to INH.

a‘Initial resistance’ defined as resistance found in sample from patient with less than 1 month of TB treatment and experiencing their first TB episode.bthis includes mixed pulmonary and extra-pulmonary TB (n = 87 for initial, n = 7 for recurrences);conly for HIV-positive episodes occurring from 2005 onwards;dN is lower because RFLP not available for all cases;eadjusted for period; Ref = reference category.