Table 4. Mycobacterial culture results for specimens after >14 days of antibiotics prior to surgical excision.
| Antibiotic regimen | Antibiotic duration prior to culture (days) | Mycobacterial Culture | Total antibiotic duration (days) | Outcome |
| RCCp | 18 | Negative | 23 | Treatment success |
| RCp | 20 | Negative | 132 | Treatment success |
| RCp | 33 | Negative | 90 | Treatment success |
| RCp | 36 | Positive | 119 | Treatment success |
| RCp | 41 | Negative | 88 | Treatment success |
| RC | 46 | Negative | 62 | Treatment success |
| RCEA | 65 | Negative | 65 | Treatment success |
| RCCp | 86 | Negative | 137 | Treatment success |
R = rifampicin, C = clarithromycin, Cp = ciprofloxacin, E = ethambutol, A = amikacin.