Table 2.
Cox proportional hazard regression models for disease-free survival
| Characteristic | Univariable model | Multivariable model | ||
|---|---|---|---|---|
| HR (95% CI) | P | HR (95% CI) | P | |
| Age (years) | 1.07 (0.84–1.35)b | 0.59 | – | – |
| Stage | ||||
| IB vs IA | 1.99 (0.98–4.03) | 0.06 | 4.27 (1.28–14.20) | 0.02 |
| Mitotic index | ||||
| a34 vs 12 | 1.02 (1.00–1.03) | 0.07 | 1.01 (0.99–1.03) | 0.22 |
| Surgery | ||||
| LPS vs LPT | 0.82 (0.35–1.89) | 0.64 | – | – |
| Morcellation | ||||
| Yes vs No | 1.01 (0.51–2.01) | 0.98 | – | – |
| Oophorectomy | ||||
| Yes vs No | 0.92 (0.53–81.60) | 0.78 | – | – |
| RT | ||||
| Yes vs No | 0.68 (0.29–1.58) | 0.37 | – | – |
| Regimen | ||||
| A based vs G based | 0.49 (0.30–0.80) | 0.004 | 0.37 (0.17–0.80) | 0.01 |
aThe reported values are the third and first quartiles of the variable distribution
bHazard ratio for a 10 years increase in age
HR hazard ratio, CI confidence interval, G gemcitabine, A anthracycline, RT radiotherapy