Table 3 Univariate and multivariate analysis of 57 patients for risk factors related to recurrence-free survival
Univariate analysis | Multivariate analysis | |||
|---|---|---|---|---|
OR (95% CI) | P value | OR (95% CI) | P value | |
Clinical variables | ||||
Preoperative jaundice | 1.08 (0.50–2.33) | 0.829 | ||
Preoperative biliary drainage | 0.55 (0.18–1.60) | 0.274 | ||
Portal vein embolization | 0.97 (0.29–3.27) | 0.996 | ||
Bismuth type IV | 2.02 (0.94–4.34) | 0.069 | 1.60 (0.73–3.48) | 0.235 |
ICG R-15 (≥ 15%) | 1.62 (0.72–3.66) | 0.238 | ||
Operative variables | ||||
Operation (LH) | 1.19 (0.56–2.55) | 0.640 | ||
R1 resection | 1.17 (0.46–2.92) | 0.736 | ||
Portal vein resection | 0.78 (0.31–1.96) | 0.603 | ||
Transfusion | 2.81 (1.30–6.05) | 0.008 | 2.82 (1.28–6.20) | 0.01 |
PHLF (≥ grade B) | 2.26 (0.76–6.76) | 0.141 | ||
Complication (≥ IIIA) | 0.73 (0.32–1.64) | 0.735 | ||
Pathologic variables | ||||
Differentiation (poorly) | 1.76 (0.56–5.50) | 0.329 | ||
Lymphovascular invasion | 3.22 (1.35–7.63) | 0.008 | 3.33 (1.34–8.23) | 0.009 |
T stage (≥ T3) | 1.41 (0.62–3.19) | 0.400 | ||
N stage (≥ N1) | 1.82 (0.82–4.04) | 0.137 | ||