Table 2.
Histopathological and staging features in the Robotic, VATS, and Thoracotomy groups.
| Open (n = 158) | VATS (n = 110) | RATS (n = 237) | All Patients (n = 505) | P-value | |
|---|---|---|---|---|---|
| Histology (n, %) | 0.5 | ||||
| Adenocarcinoma | 114 (72.1) | 78 (70.9) | 187 (78.9) | 379 (75.0) | |
| Squamous cell carcinoma | 23 (14.6) | 19 (17.3) | 36 (15.2) | 78 (15.4) | |
| Neuroendocrine tumors | 21 (13.3) | 13 (11.8) | 14 (5.9) | 48 (9.6) | |
| pT (n, %) | 0.3 | ||||
| 1a | 35 (22.2) | 12 (10.9) | 22 (9.3) | 69 (13.7) | |
| 1b | 26 (16.5) | 23 (20.9) | 65 (27.4) | 114 (22.6) | |
| 1c | 1 (0.6) | 20 (18.2) | 25 (10.5) | 46 (9.1) | |
| 2a | 57 (36.1) | 38 (34.5) | 94 (39.7) | 189 (37.4) | |
| 2b | 26 (16.5) | 6 (5.5) | 20 (8.4) | 52 (10.3) | |
| 3 | 12 (7.6) | 9 (8.2) | 11 (4.6) | 22 (4.3) | |
| pN (n, %) | 0.1 | ||||
| N0 | 118 (74.7) | 95 (86.4) | 187 (78.9) | 399 (79.0) | |
| N1 | 15 (9.5) | 8 (7.3) | 24 (10.1) | 48 (9.5) | |
| N2 | 25 (15.8) | 7 (6.4) | 26 (11.0) | 58 (11.5) | |