| LRR-free survival | Event-free survival | ||||
---|---|---|---|---|---|---|
Variables | Hazard ratio | 95% confidence interval | P | Hazard ratio | 95% onfidence interval | P |
Age, years(≥ 50 vs. <  50) | 1.013 | 0.368–2.789 | 0.980 | 0.856 | 0.413–1.775 | 0.676 |
Tumour size, cm(>  2 vs. ≤ 2) | 1.270 | 0.167–9.637 | 0.817 | 0.815 | 0.247–2.686 | 0.737 |
Lymph node(positive vs. negative) | 2.682 | 0.609–11.811 | 0.192 | 1.972 | 0.757–5.135 | 0.164 |
Histological grade(3 vs. 0–2) | 0.851 | 0.295–2.453 | 0.766 | 1.098 | 0.520–2.316 | 0.807 |
ER(positive vs. negative) | 0.927 | 0.334–2.574 | 0.884 | 0.884 | 0.435–1.797 | 0.734 |
PR(positive vs. negative) | 0.977 | 0.362–2.633 | 0.963 | 0.926 | 0.456–1.881 | 0.832 |
HER2(positive vs. negative) | 1.555 | 0.583–4.146 | 0.378 | 1.174 | 0.583–2.361 | 0.654 |
Ki-67 labelling index, %(≥ 14 vs. <  14) | 3.253 | 0.688–15.388 | 0.137 | 1.950 | 0.756–5.034 | 0.167 |
Surgical margin, mm(≥ 1 vs. < 1) | 0.443 | 0.142–1.383 | 0.161 | 0.554 | 0.239–1.284 | 0.169 |