Additional file 2 of Development and validation of an extended Cox prognostic model for patients with ER/PR+ and HER2− breast cancer: a retrospective cohort study

Additional file 2: Appendix 2. Hazard ratios and their 95% confidence limits of Ki67, PR, ER, and age. Figure 1. Hazard ratios and their 95% confidence limits for a series of binary variables of Ki67. Figure 2. Hazard ratios and their 95% confidence limits for a series of binary variables of ER. Figure 3. Hazard ratios and their 95% confidence limits for a series of binary variables of PR. Figure 4. Hazard ratios and their 95% confidence limits for a series of binary variables of age.