| Number of samples | Univariate analysis | ||
---|---|---|---|---|
Hazard ratio | 95% CI | P -value b | ||
All breast tumor samples | 65 | 6.80 | 1.35 to 35.26 | 0.009 |
HR+/HER2− subclass | 30 | 4.81 | N/A | 0.03 |
Luminal A subclass (HR+, HER2−, SBR1 or SBR2)c | 19 | 3.75 | N/A | 0.05 |
Luminal B subclass (HR+, HER2+ and/or SBR3)c | 17 | 1.69 | 0.07 to 17.12 | 0.96 |