| Univariate | Multivariate | |
---|---|---|---|
Parameter | P | P | RR (95% CI) |
Tumor size | < 0.0001 | 0.008 | 0.470 (0.273–0.809) |
Number of positive lymph nodes | < 0.0001 | < 0.0001 | 0.275 (0.157–0.482) |
Histological grade | < 0.0001 | 0.09 | 0.665 (0.419–1.056) |
Estrogen receptor-α | 0.002 | 0.16 | 1.389 (0.866–2.229) |
HER2/p53 | < 0.0001 | 0.04 | 0.565 (0.323–0.990) |
Ki67 | 0.28 | Â | Â |
Adjuvant therapy | 0.0001 | 0.75 | 0.879 (0.400–1.930) |