Prognostic factors | Univariate analysis | Multivariate analysis | ||||
---|---|---|---|---|---|---|
β | Hazard ratio (95% CI) | P value | β | Hazard ratio (95% CI) | P value | |
DFS | ||||||
 Age | −0.084 | 0.920 (0.517–1.638) | 0.776 |  |  |  |
 Gender | −0.393 | 0.675 (0.384–1.186) | 0.172 |  |  |  |
 Location | −2.105 | 0.122 (0.057–0.259) | 0.000 | −2.122 | 0.120 (0.054–0.266) | < 0.001 |
 Tumor size | 1.451 | 4.268 (2.932–6.213) | 0.000 | 1.417 | 4.124 (2.526–6.733) | < 0.001 |
 Mitotic index | 1.283 | 3.608 (1.868–6.970) | 0.000 | 0.928 | 2.528 (1.225–5.219) | 0.012 |
 NIH risk category | 1.813 | 6.128 (3.254–11.544) | 0.000 |  |  |  |
DSS | ||||||
 Age | 0.387 | 1.473 (0.748–2.898) | 0.263 | 0.759 | 2.136 (1.040–4.384) | 0.039 |
 Gender | 0.279 | 1.322 (0.668–2.614) | 0.423 |  |  |  |
 Location | −0.718 | 0.488 (0.236–1.010) | 0.049 | −1.066 | 0.344 (0.164–0.725) | 0.005 |
 Tumor size | 1.297 | 3.658 (2.304–5.807) | 0.000 | 1.386 | 3.999 (2.408–6.641) | < 0.001 |
 Mitotic index | 1.202 | 3.327 (1.574–7.032) | 0.002 |  |  |  |
 NIH risk category | 1.094 | 2.985 (1.821–4.895) | 0.000 |  |  |  |