Characteristic | Overall survival | Cancer-specific survival | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Univariate analysis | Multivariate analysis | Univariate analysis | Multivariate analysis | ||||||||||
HR | 95%CI | P | HR | 95%CI | P | HR | 95%CI | P | HR | 95%CI | P | ||
Age (years) | <  60/≥ 60 | 1.509 | 1.080–2.109 | 0.016 | 1.031 | 1.006–1.056 | 0.015 | 1.674 | 1.156–2.424 | 0.006 | 1.308 | 1.010–1.067 | 0.008 |
Gender | Male/Female | 0.942 | 0.660–1.346 | 0.745 |  |  | NI | 1.079 | 0.734–1.585 | 0.700 |  |  | NI |
Tumor site | Intrahepatic biliary tract/Liver | 3.058 | 1.131–8.267 | 0.028 | 2.081 | 0.650–6.660 | 0.217 | 2.575 | 0.949–6.981 | 0.063 |  |  | NI |
Tumor grade | Well/Moderate/Poor | 1.738 | 1.177–2.564 | 0.005 | 2.049 | 1.277–3.288 | 0.003 | 1.788 | 1.155–2.765 | 0.009 | 2.027 | 1.195–3.439 | 0.009 |
Tumor size | <  5 cm/≥ 5 cm | 1.531 | 1.010–2.320 | 0.045 | 1.337 | 0.791–2.262 | 0.278 | 1.912 | 1.202–3.043 | 0.006 | 1.849 | 1.001–3.427 | 0.049 |
T stage (8th) | T1/T2/T3/T4 | 1.398 | 1.130–1.729 | 0.002 | 1.410 | 1.071–1.855 | 0.014 | 1.505 | 1.188–1.905 | 0.001 | 1.429 | 1.038–1.969 | 0.029 |
LN metastasis | Absent/Present | 1.351 | 0.800–2.282 | 0.261 |  |  | NI | 1.192 | 0.653–2.173 | 0.568 |  |  | NI |