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Table 2 Overall survival rates and cumulative incidences of mortality among patients with CHCC after surgery

From: Competing risk analyses of overall survival and cancer-specific survival in patients with combined hepatocellular cholangiocarcinoma after surgery

Characteristic Patients Overall survival rate (%) P Cancer-specific mortality (%) P Non-cancer-specific mortality (%) P
No. % 1-year 2-year 3-year   1-year 2-year 3-year   1-year 2-year 3-year  
Total   230 100 67.7 46.8 37.9   25.9 45.2 53.4   5.9 8.0 8.0  
Age (years) ≤ 60 115 50 71.8 50.2 46.9 0.014 21.1 40.8 44.2 0.007 6.4 8.5 8.5 0.442
>  60 115 50 63.5 42.8 28.4 30.8 49.9 63.2 5.5 7.6 7.6
Gender Male 161 70 64.5 44.4 39.3 0.742 27.2 45.2 50.4 0.389 7.9 10.1 10.1 0.051
Female 69 30 74.9 51.5 35.3 22.9 45.3 60.0 1.5 3.3 3.3
Tumor site Intrahepatic biliary tract 16 7 93.3 77.5 77.5 0.019 6.7 22.5 22.5 0.073 0 0 0 0.222
Liver 214 93 65.8 44.4 35.5 27.4 46.8 55.2 6.4 8.6 8.6
Tumor grade Well 8 3 80.0 80.0 60.0 0.016 20.0 20.0 40.0 0.055 0 0 0 0.720
Moderate 92 40 76.4 55.1 50.7 17.1 36.2 40.6 6.5 8.7 8.7
Poor 130 57 59.4 35.5 23.7 31.0 53.2 63.6 8.5 11.5 11.5
Tumor size ≤ 5 cm 137 60 74.8 55.4 51.2 0.041 16.0 33.1 37.4 0.003 8.4 10.9 10.9 0.104
>  5 cm 93 40 65.9 43.6 30.3 30.4 51.8 63.3 3.1 4.9 4.9
T stage (8th) I 93 40 82.4 62.3 55.7 0.015 11.3 29.9 34.3 0.005 6.6 8.5 8.5 0.568
II 83 36 69.5 46.2 39.6 44.5 42.4 46.7 6.8 10.6 10.6
III 38 17 55.2 45.8 23.8 37.7 47.0 69.1 7.1 7.1 7.1
IV 16 7 57.1 22.9 11.4 37.7 75.1 75.1 0 0 0
LN metastasis Absent 204 89 70.1 48.4 39.6 0.253 24.2 44.9 53.1 0.887 5.5 6.7 6.7 0.142
Present 26 11 52.0 40.4 27.0 36.0 41.8 48.5 12.0 17.8 17.8
TNM stage (8th) I 79 34 81.5 62.7 55.4 0.014 11.3 32.5 37.4 0.084 5.6 5.6 5.6 0.896
II 63 27 74.9 53.7 51.0 18.0 39.0 41.6 2.2 7.3 7.3
III 88 39 55.2 40.0 27.3 35.7 48.0 60.6 9.2 12.1 12.1
  1. CHCC combined hepatocellular cholangiocarcinoma, LN lymph node, TNM Tumor-Node-Metastasis