Table 2. Univariate cox regression analyses of patients with stage IIIC epithelial ovarian cancer with node-positive.
| Characteristic | CSS | OS | ||||
|---|---|---|---|---|---|---|
| HR | 95%CI | P | HR | 95%CI | P | |
| Age (years) | ||||||
| ≤50 | 1 | 1 | ||||
| > 50 | 1.506 | 1.384-1.639 | < 0.001 | 1.600 | 1.474-1.736 | < 0.001 |
| Race | ||||||
| Black | 1 | 1 | ||||
| White | 0.991 | 0.843-1.165 | 0.914 | 0.999 | 0.853-1.162 | 0.955 |
| Others | 0.881 | 0.717-1.083 | 0.229 | 0.880 | 0.722-1.072 | 0.203 |
| Grade | ||||||
| Well | 1 | 1 | ||||
| Moderately | 2.215 | 1.751-2.802 | < 0.001 | 2.126 | 1.709-2.645 | < 0.001 |
| Poorerly | 2.654 | 2.128-3.310 | < 0.001 | 2.519 | 2.052-3.091 | < 0.001 |
| Undifferentiated | 2.688 | 2.130-3.391 | < 0.001 | 2.522 | 2.031-3.132 | < 0.001 |
| Histology | ||||||
| Serous | 1 | 1 | ||||
| Mucinous | 1.072 | 0.874-1.316 | 0.502 | 1.113 | 0.920-1.346 | 0.271 |
| Endometroid | 0.732 | 0.641-0.835 | < 0.001 | 0.760 | 0.671-0.861 | < 0.001 |
| Clear cell | 1.295 | 1.117-1.503 | 0.001 | 1.351 | 1.175-1.553 | < 0.001 |
| Undifferentiated | 0.750 | 0.502-1.121 | 0.161 | 0.758 | 0.519-1.108 | 0.152 |
| Tumor location | ||||||
| One site | 1 | 1 | ||||
| Paired site | 1.687 | 1.337-2.128 | < 0.001 | 1.594 | 1.275-1.993 | < 0.001 |
| Bilateral site | 1.249 | 1.160-1.344 | < 0.001 | 1.170 | 1.091-1.255 | < 0.001 |
| Number of RLNs (continuous variable) | 0.992 | 0.989-0.994 | < 0.001 | 0.991 | 0.988-0.993 | < 0.001 |
| Number of PLNs (continuous variable) | 1.014 | 1.009-1.019 | < 0.001 | 1.012 | 1.007-1.017 | < 0.001 |
| LNR (continuous variable) | 2.006 | 1.823-2.208 | < 0.001 | 1.967 | 1.795-2.155 | < 0.001 |