Table 2.
Extent of surgical resection.
| Extent | PDS (n=67, %) | IDS/NAC (n=53, %) | P value |
|---|---|---|---|
| Abdominal area | |||
| Hysterectomy | 62 (91.2) | 49 (92.5) | 1.000 |
| Bilateral salpingo-oophorectomy | 68 (100) | 53 (100) | – |
| Pelvic or para-aortic lymphadenectomy | 68 (100) | 53 (100) | – |
| Omentectomy | 68 (100) | 53 (100) | – |
| Appendectomy | 47 (69.1) | 31 (58.5) | 0.278 |
| Splenectomy | 15 (22.1) | 8 (15.1) | 0.361 |
| Distal pancreatectomy | 8 (11.8) | 3 (5.7) | 0.344 |
| Superficial liver mass excision | 17 (25) | 2 (3.8) | 0.002 |
| Liver wedge resection | 5 (7.4) | 2 (3.8) | 0.403 |
| Cholecystectomy | 8 (11.8) | 3 (5.7) | 0.344 |
| Portal triad stripping | 7 (10.3) | 3 (5.7) | 0.358 |
| Diaphragmatic peritonectomy | 40 (58.8) | 18 (34) | 0.007 |
| Pelvic peritonectomy | 41 (60.3) | 24 (45.3) | 0.100 |
| Small bowel resection and anastomosis | 5 (7.4) | 3 (5.7) | 1.000 |
| Large bowel resection and anastomosis | 27 (39.7) | 15 (28.3) | 0.191 |
| Prophylactic ileostomy | 5 (7.4) | 1 (1.9) | 0.229 |
| Prophylactic chest tube insertion | 22 (32.4) | 14 (26.4) | 0.446 |
| Cardiophrenic lymphadenectomy | 31 (46.3) | 14 (26.4) | 0.026 |
| Supradiaphragmatic area | |||
| Parasternal lymphadenectomy | 11 (16.2) | 6 (11.3) | 0.446 |
| Anterior mediastinal lymphadenectomy | 2 (2.9) | 1 (1.9) | 1.000 |
| Supraclavicular lymphadenectomy | 2 (2.9) | 2 (3.8) | 1.000 |
| Modified surgical complexity score | 0.004 | ||
| Low (≤3) | 2 (2.9) | 5 (9.4) | |
| Intermediate (4-7) | 13 (19.1) | 22 (41.5) | |
| High (≥8) | 53 (77.8) | 26 (49.1) | |
IDS, interval debulking surgery; NAC, neoadjuvant chemotherapy; PDS, primary debulking surgery.