|  | Univariable analysis | Multivariable analysis (only preoperative factors) | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
HR | 95% CI | p value | HR | 95% CI | p valuea | ||||||
Age | Continuous | 1.016 | 1.012–1.034 | 0.36 | 1.011 | 1.005–1.017 | 0.062 | ||||
Sex | Female | Ref | Â | Â | Â | Â | Ref | Â | Â | Â | Â |
 | Male | 0.892 | 0.542–1.076 | 0.407 | 1.324 | 1.197–1.451 | 0.028 | ||||
Location | RGS | Ref | Â | Â | Â | Â | Ref | Â | Â | Â | Â |
 | LGS | 1.269 | 1.029–1.565 | 0.026 | 1.208 | 1.104–1.312 | 0.048 | ||||
Resection type | Anatomical resection | Ref | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 | Non-anatomical resection | 1.372 | 1.024–1.838 | 0.022 | – | – | – | – | – | ||
ICGR | Continuous | 1.021 | 1.018–1.032 | < 0.001 | 1.011 | 0.007–1.022 | 0.019 | ||||
AFP, ng/mL | < 13 | Ref | Â | Â | Â | Â | Ref | Â | Â | Â | Â |
 | > 13.1 | 1.631 | 1.416–1.879 | < 0.001 | 1.555 | 1.114–1.654 | < 0.001 | ||||
PIVKA2, ng/mL | < 40 | Ref | Â | Â | Â | Â | Ref | Â | Â | Â | Â |
 | > 41 | 1.475 | 1.28–1.699 | < 0.001 | 1.252 | 1.146–1.358 | 0.035 | ||||
Tumor size, cm | < 5 | Ref | Â | Â | Â | Â | Ref | Â | Â | Â | Â |
 | > 5.1 | 2.221 | 1.745–2.783 | < 0.001 | 1.897 | 1.773–2.021 | < 0.001 | ||||
Operative time, min | < 270 | Ref |  | – |  |  |  |  |  |  |  |
 | > 271 | 1.558 | 1.354–1.792 | < 0.001 | – | – | – | – | – | ||
Blood loss, ml | < 300 | Ref |  | – |  |  |  |  |  |  |  |
 | > 301 | 1.429 | 1.233–1.657 | < 0.001 | – | – | – | – | – | ||
HBV | Negative | Ref |  | – |  |  | Ref |  |  |  |  |
 | Positive | 1.431 | 1.224–1.672 | < 0.001 | 0.821 | 0.656–0.986 | 0.231 | ||||
HCV | Negative | Ref |  | – |  |  |  |  |  |  |  |
 | Positive | 1.155 | 0.997–1.351 | 0.055 | – | – | – | – | – | ||
Hepatic vein invasion | Negative | Ref |  | – |  |  |  |  |  |  |  |
 | Positive | 1.902 | 1.264–2.861 | < 0.001 | – | – | – | – | – | ||
Portal vein invasion | Negative | Ref |  | – |  |  |  |  |  |  |  |
 | Positive | 1.456 | 1.231–1.724 | < 0.001 | – | – | – | – | – |