- Characteristics of the study participants.
| Variables | n (%) |
|---|---|
| Total | 31 (100) |
| Age group (years) | |
| ≤40 | 14 (45.2) |
| >40 | 17 (54.8) |
| Median (range) | 44 (15, 81) |
| Gender | |
| Male | 25 (80.6) |
| Female | 6 (19.4) |
| Nationality | |
| Saudi | 21 (67.7) |
| Non-Saudi | 10 (32.3) |
| Presenting symptoms | |
| Cough | 22 (71.0) |
| Dyspnea | 9 (29.0) |
| Weight loss | 17 (54.8) |
| Fever | 19 (61.3) |
| Night sweats | 18 (58.1) |
| Hemoptysis | 4 (12.9) |
| Smoking status | |
| Smoker | 4 (12.9) |
| Non-smoker | 27 (87.1) |
| HIV status | |
| Positive | 2 (6.5) |
| Negative | 29 (93.5) |
| Abnormal lung parenchyma on CT-scan | |
| Yes | 2 (6.5) |
| No | 29 (93.5) |
HIV: human immunodeficiency virus, CT-scan: computerized tomography scan