Table 4 Univariate and multivariate analysis of intraoperative variables predicting 1-year mortality

Access

0.060

0.240 (0.054–1.064)

0.223

0.368 (0.74–1.840)

Open conversion

0.370

0.041 (0.000–43.629)

Major resection

0.068

2.717 (0.929–7.951)

0.682

1.282 (0.391–4.20)

Tumor rupture

0.677

0.650 (0.085–4.941)

Pringles

0.269

1.907 (0.607–5.989)

Tumor necrosis

0.285

1.795 (0.614–5.253)

Macrovascular invasion

0.001

6.102 (2.166–17.187)

0.043

4.241 (1.046–17.191)

Microvascular invasion

0.035

2.976 (1.079–8.211)

0.864

1.127 (0.286–4.448)

R1 resection

0.836

0.049

Bile leak

0.145

4.522 (0.594–34.453)

Blood loss (> 1000 mL)

0.053

2.771 (0.986–7.789)

0.264

1.841 (0.631–5.373)

Blood transfusion

0.849

1.131 (0.319–4.008)