Table 3 Final model of multivariate Cox regression analysis for prediction of recurrence-free survival among univariately significant parameters.
From: Circulating tumor cells, disease recurrence and survival in newly diagnosed breast cancer
| Parameter | HR | 95% CI | P |
|---|---|---|---|
| CTC 0 vs ≥1 | 1.63 | 0.83-3.19 | 0.155 |
| Differentiation grade | |||
| I | 1.00 | 0.003 | |
| II | 2.56 | 0.84-7.78 | 0.097 |
| III | 5.49 | 1.82-16.54 | 0.003 |
| T stage | |||
| 1 | 1.00 | 0.038 | |
| 2 | 1.88 | 1.00-3.55 | 0.050 |
| 3+4 | 3.38 | 1.14-10.00 | 0.028 |