Table 4 Hazard Ratios and 95% CIs for 5-years DFS, 5-years DMFS and 5-years BCSS by 36–40 age group.

From: The Impact of Young Age for Prognosis by Subtype in Women with Early Breast Cancer

Age group (years)

5-years DFS, N (%)

HR (95%CI)*

5-years DMFS, N (%)

HR (95%CI)*

5-years BCSS, N (%)

HR (95%CI)*

≤35

143 (60.9)

1.39 (1.08 to 1.79)

152 (64.7)

1.34 (1.03 to 1.74)

201 (85.5)

1.23 (0.82 to 1.85)

36–40

196 (63.8)

1.35 (1.06 to 1.71)

200 (65.1)

1.41 (1.10 to 1.80)

259 (84.4)

1.50 (1.04 to 2.17)

41–50

551 (72.6)

1.00 (REF)

565 (74.4)

1.00 (REF)

679 (89.5)

1.00 (REF)

  1. *Adjusted for tumor stage, histological grade, chemotherapy, endocrine-therapy, trastuzumab and molecular subtype.