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73例患者CT及EBUS-TBNA检查N分期比较
N staging comparison between CT and EBUS-TBNA in 75 patients
| Staging with CT (n) | Re-staging with EBUS-TBNA (n) |
| N1 (10) | N1 (7) |
| N2 (2) | |
| N3 (1) | |
| N2 (40) | Benigh (2) |
| N0 (4) | |
| N1 (1) | |
| N2 (32) | |
| N3 (1) | |
| N3 (23) | Benigh (3) |
| N0 (2) | |
| N2 (3) | |
| N3 (15) |
