Cox regression analysis of IGKC expression for disease-free survival (DFS) in the entire cohort (n = 335).

ER Estrogen receptor; PR Progesterone receptor; HER-2 human epidermal growth factor receptor 2; HR hazard ratio; 95%-CI 95%-confidence interval.aThe total number of available cases for Ki-67 expression in univariate Cox regression analysis is 322.

ER（雌激素受体，Estrogen receptor）；PR（孕激素受体，Progesterone receptor）；HER-2（人表皮生长因子受体2，human epidermal growth factor receptor 2）；HR（风险比，hazard ratio）；95%-CI（95%置信区间，95%-confidence interval）。a. 单因素Cox回归分析中，Ki-67表达的有效病例总数为322例。