Table 2. Procedural data in laparoscopic vs. laparotomic cytoreductive surgery groups.
| Variables | Laparoscopic surgery | Laparotomic surgery | P value |
|---|---|---|---|
| Number of patients | 64 | 68 | |
| Largest tumor diameter (cm, mean ± SD) | 7.9 ± 4.6 | 10.8 ± 5.2 | 0.001 |
| Operative time (min, mean ± SD) | 304.5 ± 111.7 | 389.0 ± 117.4 | < 0.001 |
| Estimated blood loss (ml, mean ± SD) | 232.2 ± 295.0 | 769.6 ± 613.2 | < 0.001 |
| Numbers of pelvic lymph nodes (n, mean ± SD) | 15.6 ± 7.9 | 17.0 ± 8.4 | 0.326 |
| Numbers of para-aortic lymph nodes (n, mean ± SD) | 5.7 ± 5.0 | 4.6 ± 3.7 | 0.151 |
| Satisfaction of the surgery, n(%) | 0.008 | ||
| Sub-Optimal | 3 (4.7%) | 16 (23.5%) | |
| Optimal (No residul nodules) | 55 (85.9%) | 46 (67.6%) | |
| Optimal (Residul nodules) ≤ 1 cm | 6 (9.4%) | 6 (8.8%) | |
| Complications, n (%) | 0.250a | ||
| Intra-operation | 3 (4.7%) | 4 (5.9%) | |
| Post-operation( ≤ 1 month) | 5 (7.8%) | 11 (16.2%) | |
| Conversion to open surgery | 2 (4.2%) | 0 (0.0%) | |
| Average time to bowel movement (days, mean ± SD) | 1.7 ± 0.8 | 2.7 ± 1.1 | 0.002 |
| Time to first cycle of adjuvant chemotherapy (days, mean ± SD) | 10.8 ± 6.9 | 20.0 ± 18.6 | < 0.001 |
SD, standard deviation, a Fisher's exact test