Table 4.
Tests for association between patient characteristics and any type of drug resistance
| Pansensitive (n=363) | Any drug resistancea (n=12) | p-value | |
|---|---|---|---|
| Mean age (years) | 34 | 36 | NS |
| Female | 106 (29.2%) | 3 (25%) | NS |
| First treatment | 335 (92.3%) | 11 (92%) | NS |
| Retreatment | 25 (6.9%) | 1 (8%) | NS |
| Abnormal X-ray (n=155 and n=7 x-rays) | 147 (94.8%) | 7 (100%) | NS |
| Pulmonary TB | 332 (91.5%) | 11 (92%) | NS |
| Extrapulmonary TB | 28 (7.7%) | 1 (8%) | NS |
| Smear positive | 234 (64.5%) | 8 (67%) | NS |
| HIV positive | 195 (53.7%) | 6 (50%) | NS |
| Not on ART (% of HIV+) | 130 (66.7%) | 3 (50%) | NS |
| Mean CD4 count among HIV+ | 203 | 148 | NS |
| Mean absolute neutrophil count among HIV+ | 3689 | 3117 | NS |
ART: antiretroviral therapy; NS: not significant.
a Includes 10 samples with isoniazid mono-resistance, one sample with rifampin mono-resistance and one sample with multi-drug resistance (both isoniazid and rifampin).