Table 4.

Risk of breast cancer death by PAM50 intrinsic subtype

All breast cancer deaths, n = 274Early breast cancer deaths (< 5 years), n = 115Late breast cancer deaths (5–10 years), n = 154
PAM50 subtypeN eventsHRLower 95% CIUpper 95% CIN eventsHRLower 95% CIUpper 95% CIN eventsHRLower 95% CIUpper 95% CI
LumA96Ref23Ref73Ref
LumB861.771.162.70352.671.464.88491.470.872.48
 LumB-Pathways291.420.812.47263.011.555.8530.430.121.49
 LumB-LACE572.031.233.3592.030.864.81481.741.013.01
HER2-E461.270.792.02242.971.585.59220.730.401.33
Basal-like461.841.123.01336.233.3111.73130.610.301.23
 Basal-like Pathways254.742.648.51248.604.3816.8810.860.116.61
 Basal-like LACE211.050.581.9393.631.548.56120.590.291.22

NOTE: Adjusted for age, race/ethnicity, tumor size, number of positive nodes, and grade.