Table 1.

Baseline characteristics of participants recruited for cohort1 and cohort 2.

Variables	Cohort 1 (sputum TB positive)	Cohort 2 (sputum TB positive)	Cohort 2 (sputum TB negative)
N	100	145	76
Age (median, IQR)	34 (27–44)	35(25–45)	38.5 (31.5–47.4)
Gender (Male)	63(63%)	86 (59.3%)	31 (40.8%)
Mixed-race ancestry	77 (77.0%)	106 (73.1%)	52 (68.4%)
Black	23 (23.0%)	38 (26.2%)	22 (28.9%)
White	0	1(0.7) %)	1 (1.3%)
Asian	0	0	1 (1.3%)
Employed	31 (31.0%)	47 (32.4%)	36 (47.4%)
Previous TB	37 (37.0%)	54 (37.2%)	42 (55.3%)
HIV positive	35 (35.0%)	49 (34.0%)	23 (30.3%)