The characteristics of EOC patients
| Characteristics | Case (n, %) |
| Age at surgery (years) | Media: 51; range: 28–76 |
| ≤51 | 136 (58.9) |
| >51 | 95 (41.1) |
| Body mass index (kg/m2) | 24.18±3.78 |
| Menopausal status | |
| Yes | 154 (66.7) |
| No | 77 (33.3) |
| Pathologic type | |
| Serous | 116 (50.2) |
| Mucous and others* | 115 (49.8) |
| Histologic grade | |
| G1–2 | 141 (61.0) |
| G3 | 90 (39.0) |
| FIGO stage** | |
| I–II | 81 (35.1) |
| III–IV | 150 (64.9) |
| Lymph nodes metastasis | |
| No | 186 (80.5) |
| Yes | 45 (19.5) |
| Residual tumor (cm) | |
| <1 | 187 (81.0) |
| ≥ 1 | 44 (19.0) |
| Ascites volume (mL) | Media: 1000; range: 200–7000 |
| ≤1000 | 157 (68.0) |
| >1000 | 74 (32.0) |
| Serum CA125 (U/mL) | Media: 675; range: 23–5400 |
| ≤675 | 140 (60.6) |
| >675 | 91 (39.4) |
*Others: others include the endometrioid, clear cell, and undifferentiated ovarian cancers.
**FIGO: Federation International of Gynecology and Obstetrics.