Table 1.
Baseline characteristics and TB diagnostic outcomes of study participants*
Characteristic | HIV-positive n (%) or median [IQR] |
HIV-negative n (%) or median [IQR] |
P value |
---|---|---|---|
Total | 723 (60.5) | 420 (35.1) | |
Male sex | 253 (35.0) | 177 (42.1) | 0.019 |
Age, years | 36 [30.0–42.0] | 39 [30.0–54.0] | <0.001 |
Previously treated for TB | 138 (19.1) | 35 (8.3) | <0.001 |
CD4 count, cells/μl | 149 [69–255] | — | |
Duration of TB symptoms, weeks | 11.5 [4.0–20.0] | 12 [4.0–24.0] | 0.506 |
Diagnosed with smear- or culture- positive TB during study |
67 (9.3) | 17 (4.0) | 0.001 |
Diagnosed with smear- and culture-negative TB during study† |
110 (15.2) | 17 (4.0) | <0.001 |
TB case definitions not met, but treated for TB |
5 (0.7) | 0 | 0.090 |
HIV status unknown in 52 (4.4%).
Two additional participants were diagnosed with smear- and culture-negative TB who did not undergo HIV testing.
TB = tuberculosis; HIV = human immunodeficiency virus; IQR = interquartile range.