Research Article

Albumin-Bilirubin Grade as a Novel Predictor of Survival in Advanced Extrahepatic Cholangiocarcinoma

Table 2

Univariate analysis of factors associated with OS of EHC patients.

VariablesHR (95% CI)

Gender (male vs. female)1.041 (0.663–1.636)0.861
Age (≥70 vs. <70 years)1.096 (0.712–1.687)0.678
Location (HCCA vs. DCCA)1.286 (0.806–2.054)0.291
CA19-9 (≥643 vs. <643 ng/ml)2.199 (1.376–3.516)0.001
CEA (≥5.3 vs. <5.3 ng/ml)1.460 (0.925–2.304)0.104
ALT (≥113 vs. <113 U/l)1.292 (0.805–2.075)0.288
AST (≥102 vs. <102 U/l)1.182 (0.679–2.058)0.555
ALP (≥489 vs. <489 U/l)1.247 (0.797–1.950)0.334
GGT (≥158 vs. <158 U/l)1.158 (0.595–2.256)0.666
TBIL (≥162 vs. <162 μmol/l)2.334 (1.332–4.087)0.003
ALB (≤35 vs. >35 g/l)1.722 (1.097–2.703)0.018
CRP (≥13.9 vs. <13.9 mg/l)1.280 (0.818–2.001)0.280
PLT (≥175 vs. <175 × 109/l)1.186 (0.628–2.239)0.599
PT-INR (≥1.17 vs. <1.17)1.647 (0.949–2.858)0.076
ALBI grade (3 vs. 1–2)1.724 (1.100–2.700)0.017
CP score (≥8 vs. <8)1.683 (1.076–2.633)0.023

HCCA: hilar cholangiocarcinoma; DCCA: distal cholangiocarcinoma; CA19-9: carbohydrate antigen 19-9; CEA: carcinoembryonic antigen; ALT: alanine aminotransferase; AST: aspartate aminotransferase; ALP: alkaline phosphatase; GGT: gamma-glutamyl transpeptidase; TBIL: total bilirubin; CRP: C-reactive protein; PLT: platelet count; ALB albumin; PT-INR: prothrombin time-international normalized ratio; ALBI: albumin-bilirubin.