| Characteristic (n = 189) | n (%) |
| Age median (range) | 64 (26 - 94) |
| Histology |
|
| Serous† | 133 (70) |
| Mucinous | 9 (5) |
| Endometroid | 17 (9) |
| Clear cell | 11 (6) |
| Histology unknown | 10 (5) |
| Other‡ | 9 (5) |
| Stage |
|
| I | 23 (12) |
| II | 8 (4) |
| III | 86 (46) |
| IV | 65 (34) |
| Not documented | 7 (4) |
| Grade |
|
| High grade | 154 (82) |
| Low grade | 8 (4) |
| Not documented | 27 (14) |
| Diagnostics Primary cytoreductive surgery Secondary cytoreductive surgery Diagnostic laparoscopy |
131 (70) 29 (16) 5 (3) |
| Biopsy Imaging | 11 (6) 12 (6) |
| Not documented | 1 (1) |
| Operated patients Residual tumor (cm) | 160 (85) |
| none | 76 (48) |
| <1 | 28 (17) |
| ≥1 | 48 (30) |
| Not documented | 8 (5) |
| Tumor recurrence |
|
| Recurrent | 116 (61) |
| Not recurrent | 60 (32) |
| Resistant to treatment | 13 (7) |
| Death during the follow-up | 104 (55) |
| Median follow-up time (months) | 35 (0 - 189) |