Table 3.
Nodal staging and assessment
| Characteristic | Patients (n=58) |
|---|---|
| Pathologic nodal staging | |
| pN0 | 49 (84.5) |
| pN+ | 9 (15.5) |
| pN1 | 7 (12.1) |
| pN2* | 2 (3.4) |
| Number of nodal stations assessed, median (IQR) | 5.0 (4.0–6.0) |
| Location of positive occult lymph nodes among upstaged patients (n=9) | |
| N1 Interlobar to Segmental (Station 11–13) | 7/9 (77.8) |
| Hilar (Station 10) | 1/9 (11.1) |
| N2 Subcarinal (Station 7) | 1/9 (11.1) |
| Aortopulmonary (Station 5) | 1/9 (11.1) |
| Paratracheal (Station 4) | 1/9 (11.1) |
Unless otherwise note, data are no. (%). IQR, interquartile range; LN, lymph node; pN, pathologic node.
*
One patient had occult N1 and N2 nodes