Table 1.
Demographic characteristics of the study population.
| Group 1 | Group 2 | |||
|---|---|---|---|---|
| n | % | n | % | |
| Sex~ | ||||
| Male | 38 | 58.5 | 42 | 59.2 |
| Female | 27 | 41.5 | 29 | 40.8 |
| Mean age (range) | 36.9 (16–68) years | 35.8 (16–67) years | ||
| Education level† | ||||
| Primary school | 29 | 44.6 | 42 | 59.2 |
| High school | 26 | 40.0 | 23 | 32.4 |
| University | 10 | 15.4 | 6 | 8.4 |
| Smoking habit∗ | ||||
| Nonsmoker | 27 | 41.5 | 23 | 32.4 |
| Ex-smoker | 13 | 20.0 | 15 | 21.1 |
| Smoker | 25 | 38.5 | 33 | 46.5 |
| History of index case for tuberculosis∗∗ | ||||
| Yes | 30 | 46.2 | 31 | 43.7 |
| No | 35 | 53.8 | 40 | 56.3 |
| Comorbidity° | ||||
| Yes | 15 | 23.1 | 22 | 31.0 |
| No | 50 | 76.9 | 49 | 69.0 |
| Presenting symptom‡ | ||||
| Cough | 38 | 58.5 | 59 | 83.1 |
| Sputum production | 26 | 40.0 | 41 | 57.7 |
| Fever | 17 | 26.2 | 22 | 31.0 |
| Hemoptysis | 7 | 10.8 | 22 | 31.0 |
| Chest pain | 17 | 26.2 | 15 | 21.1 |
| Dyspnea | 8 | 12.3 | 4 | 5.6 |
| Weight loss | 14 | 21.5 | 29 | 40.8 |
| Sweating | 16 | 24.2 | 21 | 29.6 |
| Other | 29 | 44.6 | 32 | 45.1 |
~ P > 0.05; † P > 0.05; ∗P > 0.05; ∗∗P > 0.05; °P > 0.05; and ‡ P > 0.05.