Individual predictors for treatment outcomes in multidrug-resistant patients who underwent surgical lung resection
| Success group | Failure group | p-value | |
| Subjects n | 57 | 22 | |
| Age yrs | 35±14 | 32±10 | 0.890 |
| Male | 36 (63.1) | 12 (54.5) | 0.482 |
| BMI <18.5 kg·m-2 | 15 (26.3) | 10 (45.4) | 0.101 |
| Primary drug resistance | 6 (10.5) | 17 (77.3) | <0.001 |
| <5 drugs used pre-operatively | 5 (8.8) | 4 (7.1) | 0.238 |
| >1 yr of pre-operative treatment | 47 (82.4) | 16 (72.2) | 0.335 |
| Quinolone used pre-operatively | 50 (87.7) | 20 (90.9) | 0.689 |
| Resistance to ofloxacin | 4 (7.0) | 6 (27.3) | 0.015 |
| Resistance to injectables | 18 (31.6) | 6 (27.3) | 0.709 |
| Number of resistant drugs >5 | 28 (49.1) | 8 (36.4) | 0.307 |
| Multilobar involvement | 54 (94.7) | 22 (100) | 0.273 |
| Pre-operative positive M. tuberculosis culture | 55 (96.5) | 22 (100) | 0.360 |
| Presence of cavitary lesion | 55 (96.5) | 22 (100) | 0.360 |
| Presence of cavity beyond the range of resection | 11 (19.3) | 17 (77.3) | <0.001 |
| Growth of M. tuberculosis >200 colonies | 51 (89.5) | 20 (90.9) | 0.850 |
| Pleuro-pneumonectomy | 13 (22.8) | 4 (7.1) | 0.654 |
Data are presented as mean±sd or n (%), unless otherwise stated. BMI: body mass index; M. tuberculosis: Mycobacterium tuberculosis.