Factors | Stratification factor | HR | 95%CI | P |
---|---|---|---|---|
FIGO stage | I | 1 | ||
II | 2.3 | 0.8–6.4 | 0.102 | |
III | 5.9 | 2.1–16.4 | 0.001 | |
IV | 6.3 | 2.0–20.0 | 0.002 | |
Histological grade | G1 | 1 | ||
G2 | 6.4 | 1.4–28.4 | 0.015 | |
G3 | 6.9 | 1.6–31.1 | 0.011 | |
Histological type | Serous carcinoma | 1 | ||
Non-serous carcinoma* | 1.8 | 1.1–2.9 | 0.027 | |
Postoperative residual size | 0 | 1 | ||
< 1 cm | 0.6 | 0.3–1.1 | 0.099 | |
≥1 cm | 0.7 | 0.4–1.5 | 0.392 | |
Lymph node status | No metastasis | 1 | ||
Metastasis | 2.0 | 0.8–4.8 | 0.114 | |
Not available | 1.6 | 0.8–3.3 | 0.158 | |
Pretreatment CA125 level | < 35 U/mL | 1 | ||
≥35 U/mL and < 1000 U/mL | 1.7 | 0.6–5.0 | 0.304 | |
≥1000 U/mL | 2.0 | 0.7–6.2 | 0.210 | |
Expression of ER in tumor tissues | Negative | 1 | ||
Positive | 1.0 | 0.6–1.6 | 0.942 |