Table 3.
Multivariable Cox Regression for analyzing the prognosis factors for ovarian cancer with bone metastases.
| Subject characteristics | Survival, Median (IQR), month | HR (95% CI) | P-value |
|---|---|---|---|
| Age, years | |||
| 18-40 | 4.00(2.91-5.09) | Reference | 1.00 |
| 41-64 | 7.00(5.14-8.85) | 0.73(0.42-1.26) | 0.26 |
| ≥65 | 3.00(2.05-3.95) | 0.73(0.42-1.25) | 0.25 |
| Marital status | |||
| Married | 7.00(4.73-9.27) | Reference | 1.00 |
| Unmarried | 3.00(2.03-3.97) | 1.11(0.82-1.49) | 0.49 |
| Unknown | NA | NA | NA |
| Histology | |||
| Serous | 18.00(9.13-26.87) | Reference | 1.00 |
| Non-serous | 3.00(1.93-4.08) | 1.44(1.01-2.06) | 0.046 |
| Unknown | NA | NA | NA |
| Lung Met | |||
| None | 6.00(4.04-7.96) | Reference | 1.00 |
| Yes | 3.00(1.48-4.52) | 1.15(0.84-1.58) | 0.37 |
| Unknown | NA | NA | NA |
| Liver Met | |||
| None | 6.00(4.28-7.72) | Reference | 1.00 |
| Yes | 3.00(1.52-4.49) | 1.20(0.88-1.64) | 0.25 |
| Unknown | NA | NA | NA |
| Sur(pri) | |||
| None | 3.00(2.20-3.80) | Reference | 1.00 |
| Yes | 18.00(10.82-25.18) | 0.42(0.29-0.61) | <0.001 |
| Unknown | NA | NA | NA |
Abbreviations: Met=metastases; Sur(pri)=surgical treatments of primary site, NA=Not available, all factors with Unknown data were removed from Cox and Kaplan-Meier model.