Table 1. Pooled baseline characteristics of patients included in the systematic review.
| Variable | Patients with complication | Patients without complication | No. of studies | No. of patients | |
|---|---|---|---|---|---|
| Total | 2,492 (16.26) | 12,833 (83.74) | 15 | 15,325 | |
| Clinical characteristic | |||||
| Age | 63.96±13.22 | 60.81±13.15 | 7 | 6,175 | |
| Age ≥60 yr | 139 (56.05) | 256 (40.82) | 4 | 875 | |
| BMI | 27.64±4.31 | 25.69±5.09 | 3 | 470 | |
| ECOG performance score >0 | 95 (58.64) | 117 (43.01) | 3 | 434 | |
| ASA classification score >1 | 64 (76.19) | 161 (81.73) | 3 | 321 | |
| Comorbidity | 256 (67.02) | 936 (63.85) | 7 | 1,848 | |
| Presence of ascites | 169 (71.00) | 308 (51.10) | 4 | 841 | |
| FIGO stage IV | 728 (42.13) | 1,732 (32.48) | 6 | 7,061 | |
| NACT-IDS | 42 (40.38) | 373 (52.46) | 2 | 815 | |
| Procedure | |||||
| Diaphragmatic peritonectomy | 65 (31.40) | 162 (16.96) | 6 | 1,202 | |
| Peritonectomy | 21 (33.33) | 22 (28.21) | 2 | 141 | |
| Splenectomy | 43 (31.62) | 78 (9.71) | 4 | 939 | |
| Liver surgery | 34 (40.48) | 26 (3.72) | 3 | 783 | |
| Colon surgery | 81 (56.25) | 209 (23.83) | 4 | 1,061 | |
| Extensive surgery* | 896 (49.83) | 1,689 (32.80) | 8 | 6,988 | |
| Blood transfusion | 43 (54.43) | 42 (29.17) | 2 | 223 | |
| Post-operative outcome | |||||
| No gross residual tumor | 29 (25.89) | 72 (30.13) | 2 | 351 | |
| Serous carcinoma | 206 (72.54) | 841 (68.09) | 4 | 1,519 | |
| High-graded histology | 136 (80.4) | 78 (71.84) | 2 | 652 | |
Values are presented as number (%) or mean ± standard deviation.
ASA, American Society of Anesthesiologists; BMI, body mass index; ECOG, Eastern Cooperative Oncology Group; FIGO, International Federation of Gynecology and Obstetrics; NACT-IDS, neoadjuvant chemotherapy followed by interval debulking surgery.
*Additional surgery included one of the following procedures: bowel resection, splenectomy, pelvic peritonectomy, diaphragm peritonectomy or extra abdominal tumor debulking.