Variable | HR (CI) | p-value |
---|---|---|
Age at diagnosis | < 0.001 | |
≤ 40 | Reference | |
41–50 | 1.158 (0.519–2.582) | 0.720 |
51–60 | 1.613 (0.737–3.533) | 0.232 |
61–70 | 4.940 (2.306–10.585) | < 0.001 |
> 70 | 11.681 (5.409–25.225) | < 0.001 |
Race | 0.279 | |
Tumor site | 0.520 | |
Tumor size | 0.096 | |
Positive lymph nodes | < 0.001 | |
0 | Reference | |
1–3 | 1.649 (1.049–2.591) | 0.030 |
4–9 | 2.440 (1.235–4.821) | 0.010 |
≥ 10 | 6.515 (3.106–13.663) | < 0.001 |
Unknown | 2.054 (1.200–3.417) | 0.009 |
Histology | 0.125 | |
Grade | 0.321 | |
ER | 0.831 | |
PR | 0.767 |