Table 3.
Intraoperative and pathological Statistics (n = 274)
| RAMIE (n = 51) | HYBRID (n = 59) | OTE (n = 164) | p value | |
|---|---|---|---|---|
| Operating time, min* | 513 (454.5, 610.5) | 329 (300, 364) | 306.5 (274, 358) |
RAMIE–OTE < 0.001 RAMIE–HYBRID < 0.001 HYBRID–OTE p = 0.024 |
| Blood loss, ml* | 0 (0, 300) | 100 (0, 500) | 500 (200, 800) |
RAMIE–OTE p < 0.001 RAMIE–HYBRID p = 0.144 HYBRID–OTE p = 0.001 |
| Conversions [n (%)] | 0 (0) | 0 (0) | NA | |
| Conversion thorax | 0 (0) | NA | NA | |
| Conversion abdomen | 0 (0) | 0 (0) | NA | |
| Pathological T-status [n (%)] | p = 0.827 | |||
| T0 | 11 (21.6) | 12 (20.3) | 27 (16.5) | |
| T1 | 10 (19.6) | 15 (25.4) | 46 (28.0) | |
| T2 | 6 (11.8) | 7 (11.9) | 27 (16.5) | |
| T3 | 24 (47.1) | 25 (42.4) | 62 (37.8) | |
| Pathological N-status [n (%)] | p = 0.662 | |||
| N0 | 28 (54.9) | 35 (59.3) | 100 (61.0) | |
| N1 | 8 (15.7) | 11 (18.6) | 33 (20.1) | |
| N2 | 10 (19.6) | 6 (10.2) | 19 (11.6) | |
| N3 | 5 (9.8) | 7 (11.9) | 12 (7.3) | |
| Radicality of surgery [n (%)] |
RAMIE–OTE p = 0.594 RAMIE–HYBRID p = 0.292 HYBRID–OTE p = 0.292 |
|||
| R0 | 49 (96.1) | 50 (84.7) | 152 (92.7) | |
| R1 | 2 (3.9) | 9 (15.3) | 12 (7.3) |
*Median (interquartile range)