Table 2. Cox model applied to the ovarian data.
| Covariate | Coefficient (bi) | HR [exp(bi)] | 95% CI | P-value |
|---|---|---|---|---|
| FIGO stage | 0.731 | 2.08 | (1.82–2.37) | <0.001 |
| Histology | <0.001 | |||
| Serous | (0.000) | (1.00) | ||
| Mucinous | −0.422 | 0.66 | (0.50–0.85) | |
| Endometroid | 0.198 | 1.22 | (0.80–1.85) | |
| Clear cell | 0.342 | 1.41 | (0.99–2.00) | |
| Adenocarcinoma | 0.501 | 1.65 | (0.91–2.99) | |
| Undifferentiated | 0.746 | 2.11 | (1.03–4.29) | |
| Mixed mesodermal | 0.789 | 2.20 | (1.45–3.35) | |
| Grade | <0.001 | |||
| 1 | (0.000) | (1.00) | ||
| 2 | 0.885 | 2.42 | (1.40–4.19) | |
| 3 | 0.885 | 2.42 | (1.40–4.18) | |
| Absence of ascites | −0.396 | 0.67 | (0.54–0.84) | <0.001 |
| Age (per 5-year increase) | 0.133 | 1.14 | (1.09–1.19) | <0.001 |
HR=hazard ratio; CI=confidence interval.