Table 1.
Participant characteristics stratified by LTBI status
| Total N = 1002 |
No LTBI N = 536 |
LTBI N = 466 |
P | |
|---|---|---|---|---|
| Age (years), median (IQR) | 38 (32–50) | 38 (31–49) | 38 (32–52) | 0.07 |
| Body mass index (kg/m2), median (IQR) | 21.7 (19.8–23.5) | 21.8 (20–23.7) | 21.6 (19.6–23.5) | 0.11 |
| Highest education, n (%) | 0.53 | |||
| • Elementary | 621 (62) | 324 (60.5) | 297 (63.7) | |
| • High school | 299 (29.8) | 164 (30.5) | 135 (29.0) | |
| • Bachelor or higher | 82 (8.2) | 48 (9) | 34 (7.3) | |
| Duration in prison (years), median (IQR) | 5.8 (3.8–8.2) | 5.6 (3.4–7.8) | 6.3 (4.2–9.1) | 0.001 |
| History of previous incarceration, n (%) | 307 (30.8) | 140 (26.3) | 167 (36.1) | 0.001 |
| History of substance abuse, n (%) | 626 (62.5) | 323 (60.3) | 303 (65) | 0.12 |
| History of previous active TB, n(%) | 76 (7.6) | 21 (3.9) | 55 (11.8) | < 0.001 |
| HIV seropositive, n(%) | 29 (2.9) | 10(1.9) | 19(4) | 0.04 |