| Low risk | High risk | All patients | |
|---|---|---|---|
| Total | 86 | 212 | 298 |
| Pathological diagnosis achieved | 2 | 96 | 98 |
| Sarcoidosis | 0 | 46 | 46 |
| NSCLC | 1 | 16 | 17 |
| TB | 1 | 14 | 15 |
| SCLC | 0 | 8 | 8 |
| Non 1° lung cancer | 0 | 5 | 5 |
| Lymphoma | 0 | 7 | 7 |
| Other granulomatous disorder | 0 | 2 | 2 |
| False negative | 0 | 57 | 57 |
| Sarcoidosis | 0 | 46 | 46 |
| NSCLC | 0 | 2 | 2 |
| TB/NTM | 0 | 3 | 3 |
| Non 1° lung cancer | 0 | 1 | 1 |
| Lymphoma | 0 | 4 | 4 |
| Reactive lymphadenopathy | 84 | 59 | 143 |
| Negative predictive value | 100% | 49.1% | 71.5% |