Fig 3. Breast cancer-specific mortality risk factors for patients with HR+, HER2- EBC.
Hazard ratios and 95% confidence intervals (A), and sample size-adjusted Chi-square values (B) are presented for each risk factor and were derived from adjusted Cox proportional hazard models. 1In these analyses, node positive was exclusive of the N1mi subgroups. Please refer to Materials and Methods section, Data Source subsection for detailed information regarding nodal status classification. Abbreviations: +, positive; AJCC, American Joint Committee on Cancer; Ax, axillary; cm, centimeter; HER, human epidermal growth factor receptor; HR, hormone receptor; Ips, ipsilateral; NH, non-Hispanic; NOS, not otherwise specified.