Table 2. Pathology and Staging.
| Robot | VATS | MIS Convert | Open | Total | p-value | ||
|---|---|---|---|---|---|---|---|
| (N=232) | (N=500) | (N=134) | (N=1964) | (N=2830) | |||
| Histology | Adeno | 139 (59.9) | 269 (53.8) | 52 (54.2) | 924 (47.0) | 1407 (49.7) | <0.001 |
| Squamous | 63 (27.2) | 158 (31.6) | 22 (22.9) | 754 (38.4) | 1009 (35.7) | ||
| Large | 10 (4.3) | 12 (2.4) | 1 (1.0) | 64 (3.3) | 90 (3.2) | ||
| OthNonSpec | 3 (1.3) | 17 (3.4) | 5 (5.2) | 60 (3.1) | 85 (3.0) | ||
| OthSpec | 17 (7.3) | 43 (8.6) | 16 (16.7) | 158 (8.0) | 234 (8.3) | ||
| Clinical | cStage 1 | 169 (72.8) | 309 (61.8) | 60 (62.5) | 1114 (56.7) | 1679 (59.3) | <0.001 |
| Stage | cStage 2 | 30 (12.9) | 37 (7.4) | 11 (11.5) | 294 (15.0) | 379 (13.4) | |
| cStage 3 | 13 (5.6) | 43 (8.6) | 7 (7.3) | 205 (10.4) | 270 (9.5) | ||
| Pathologic | pStage 1 | 146 (62.9) | 276 (55.2) | 48 (50.0) | 974 (49.6) | 1468 (51.9) | <0.001 |
| Stage | pStage 2 | 35 (15.1) | 62 (12.4) | 19 (19.8) | 391 (19.9) | 516 (18.2) | |
| pStage 3 | 22 (9.5) | 32 (6.4) | 11 (11.5) | 272 (13.8) | 340 (12.0) | ||
| pStage 4 | 3 (1.3) | 20 (4.0) | 3 (3.1) | 37 (1.9) | 64 (2.3) | ||
| Incomplete Data | 26 (11.2) | 110 (22.0) | 15 (15.6) | 290 (14.8) | 442 (15.6) | ||
| Upstaging | Nodal Upstage (overall) | 20 (8.6) | 24 (4.8) | 9 (9.4) | 195 (9.9) | 248 (8.8) | 0.002 |
| pN1 upstage | 12 (5.2) | 15 (3.0) | 6 (6.3) | 123 (6.3) | 156 (5.5) | ||
| pN2 upstage | 8 (3.4) | 9 (1.8) | 3 (3.1) | 72 (3.7) | 92 (3.3) |