Table 6.
Prognostic factors of DFS of EOC
| Factor | P | OR | 95% CI |
| Age | |||
| <25 years | 1 | 1 | 1 |
| 25–40 years | 0.349 | 0.86 | 0.63–1.17 |
| Tumor size | |||
| ≤5 cm | 1 | 1 | 1 |
| >5 cm | 0.285 | 1.18 | 0.87–1.59 |
| Preoperational CA125 | |||
| ≤35 U/L | 1 | 1 | 1 |
| >35 U/L | 0.114 | 0.98 | 0.96–1.00 |
| Residual tumor size | |||
| ≤1 cm | 1 | 1 | 1 |
| >1 cm | 0.225 | 0.11 | 0.00–3.86 |
| Stage | |||
| I | 1 | 1 | 1 |
| II | 0.063 | 7.01 | 0.86–90.17 |
| III | 0.051 | 8.93 | 0.99–80.32 |
| Histology | |||
| Serous | 1 | 1 | 1 |
| Non-serous | 0.408 | 0.63 | 0.21–1.88 |
| Tumor grade | |||
| 1 | 1 | 1 | 1 |
| 2 | 0.104 | 10.45 | 0.84–119.62 |
| 3 | 0.086 | 12.25 | 0.70–213.59 |
| Peritoneal cytology | |||
| Negative | 1 | 1 | 1 |
| Positive | 0.258 | 1.71 | 0.99–2.18 |
| Ascites | |||
| Absent | 1 | 1 | 1 |
| Present | 0.167 | 0.92 | 0.13–4.68 |
| Capsular integrity | |||
| Intact | 1 | 1 | 1 |
| Invaded/ruptured | 0.380 | 1.36 | 1.10–3.09 |
| Chemotherapy | |||
| Standard | 1 | 1 | 1 |
| Non-standard/no chemotherapy | 0.088 | 14.08 | 0.67–294.76 |
| Staging procedure | |||
| SS | 1 | 1 | 1 |
| Non-SS | 0.417 | 1.09 | 0.35–3.87 |
| Surgical route | |||
| Lap | 1 | 1 | 1 |
| Exp | 0.563 | 2.19 | 0.87–5.47 |
OR: odds ratio; 95% CI: 95% confidence interval; SS: complete staging surgery; non-SS: surgery without complete staging procedure; Lap: laparoscopy; Exp: exploration. Upper references are normalized to 1