Table 1. Baseline characteristics of prisoners with and without pulmonary tuberculosis at four prisons in Colombia, 2010-2012.
| Variables |
Pulmonary TB cases (n=72)
|
Non-TB cases (n=1233)
|
||
|---|---|---|---|---|
| Age (years), median, IQR | 30 | 25 - 37 | 30 | 24 - 40 |
| Living space per person (m2), mean ± SD | 1.46 | 2.59 | 1.28 | 3.08 |
| Time of incarceration (months), median, IQR | 12 | 5 - 27 | 8 | 3 - 16 |
| Time with cough (days), median, IQR | 15 | 14 - 90 | 15 | 14 - 40 |
| Frequency | % | Frequency | % | |
| Male sex | 63 | 87.5 | 1128 | 91.5 |
| Respiratory symptoms <15 days | 18 | 25.0 | 362 | 30.9 |
| History of prior incarceration | 23 | 32.4 | 449 | 36.5 |
| History of treatment for LTBI | 1 | 1.4 | 10 | 0.8 |
| Contact with a TB case | 29 | 40.3 | 334 | 27.1 |
| History of prior TB | 9 | 12.5 | 42 | 3.4 |
| HIV positive status* | 3 | 4.2 | 23 | 1.9 |
| Current drug use † | 36 | 50 | 574 | 46.6 |
| Smoked (marijuana) | 36 | 50 | 574 | 46.6 |
| Inhaled | 14 | 19.4 | 206 | 16.7 |
| Injected | 0 | 0 | 1 | 0.1 |
| Comorbidities | 21 | 29.2 | 368 | 29.8 |
| Body Mass Index | ||||
| Normal | 54 | 75 | 890 | 72.2 |
| Underweight | 12 | 16.7 | 63 | 5.1 |
| Overweight | 5 | 6.9 | 236 | 19.1 |
| Cough | 72 | 100 | 1230 | 99.8 |
| Expectoration | 70 | 97.2 | 1224 | 99.3 |
| Fever | 47 | 65.3 | 587 | 47.6 |
| Weight loss | 41 | 56.9 | 483 | 39.2 |
| Hemoptysis | 18 | 25 | 148 | 12 |
| BCG scar | 60 | 83.3 | 1036 | 84.4 |
IQR: interquartile range. SD: standard deviation. LTBI: latent TB Infection. BCG: Bacillus Calmette-Guérin.
* 67 patients refused HIV testing. † Marijuana and cocaine.