Table 3 Analysis of mediastinal lymph nodes
EBUS-FNA | Mediastinoscopy | P value | |
|---|---|---|---|
Total samples of N2 nodes | 128 | 157 | |
Sample of N2 nodes per patient | 2.7 ± 1.6 | 2.2 ± 1.3 | 0.040 |
Sampling rate | |||
Right paratracheal | 46.2% (n = 12) | 88.5% (n = 23) | 0.003 |
Left paratracheal | 23.1% (n = 6) | 65.4% (n = 17) | 0.005 |
Subcarinal | 96.2% (n = 25) | 80.8% (n = 21) | 0.191 |
Samples per station | |||
Right paratracheal | 1.3 ± 0.3 | 2.1 ± 0.4 | 0.002 |
Left paratracheal | 1.4 ± 0.3 | 1.6 ± 0.3 | 0.058 |
Subcarinal | 1.8 ± 0.4 | 1.2 ± 0.2 | 0.007 |
Pathological N-staging* | |||
Negative N2/3 | 9 | 6 | |
N2 | 7 | 7 | |
N3 | 2 | 5 |