Table 1 Demographic and clinical characteristics of the study population
Characteristic | Total (N = 168) | DIH (n = 20) | Non-DIH (n = 148) | P-value |
|---|---|---|---|---|
Age, years | 53.4 ± 19.2 | 62.9 ± 17.1 | 52.1 ± 19.2 | 0.018 |
Sex, male | 111 (66.1) | 11 (55) | 100 (67.6) | 0.267 |
Body mass index, kg/m2 | 21.2 ± 3.2 | 20.2 ± 3.6 | 21.4 ± 3.1 | 0.215 |
Charlson comorbidity index score | 0.48 ± 0.67 | 0.80 ± 0.83 | 0.43 ± 0.63 | 0.042 |
Chronic liver disease | 14 (8.3) | 5 (25.0) | 9 (6.1) | 0.004 |
Chronic alcoholic | 8 (4.8) | 3 (15.0) | 5 (3.4) | 0.022 |
Diabetes mellitus | 28 (16.7) | 3 (15.0) | 25 (16.9) | 0.832 |
Cavitary lesion evident in chest X-ray | 66 (39.3) | 7 (35.0) | 59 (39.9) | 0.677 |
Frequency of sputum smear/culture | 6.7 ± 3.1 | 6.6 ± 2.5 | 6.7 ± 3.1 | 0.968 |
Interval of sputum smear/culture, days | 41.4 ± 18.3 | 41.4 ± 17.9 | 41.4 ± 18.4 | 0.975 |
Positive sputum AFB smear | 80 (47.6) | 10 (50.0) | 70 (47.3) | 0.821 |
Positive sputum AFB culture (liquid) | 162 (96.4) | 19 (95.0) | 143 (96.6) | 0.715 |
Positive sputum AFB culture (solid) | 156 (92.9) | 20 (100) | 136 (91.9) | 0.188 |
Positive sputum TB PCR (n = 65) | 52 (80.0) | 8 (80.0) | 44 (80.0) | 0.279 |