Variables | Biliary fistula group (n = 33) | No biliary fistula group (n = 127) | t/χ2 | p |
---|---|---|---|---|
Male/female | 20/13 | 84/43 | 1.041 | 0.069 |
Age (y) | 69.86 ± 10.22 | 57.02 ± 9.34 | 3.088 | 0.011 |
BMI (kg/m2) | 21.01 ± 2.13 | 21.85 ± 2.02 | 2.904 | 0.061 |
Hypertension | 10(30.30%) | 34(26.77%) | 2.131 | 0.077 |
Diabetes | 9(27.27%) | 36(28.35%) | 1.918 | 0.083 |
Bismuth type | Â | Â | 1.557 | 0.067 |
I | 0(0%) | 3(2.36%) | Â | Â |
II | 4(12.12%) | 17(13.39%) | Â | Â |
IIIa | 7(21.22%) | 38(29.92%) | Â | Â |
IIIb | 11(33.33%) | 40(31.49%) | Â | Â |
IV | 11(33.33%) | 29(22.83%) | Â | Â |
Preoperative cholangitis | 12(36.36%) | 26(20.47%) | 1.466 | 0.013 |
Time of intraoperative liver ischemia(min) | 46.26 ± 19.10 | 42.09 ± 16.64 | 11.26 | 0.061 |
ASA score ≥ 3 | 24(72.73%) | 78(61.42%) | 2.051 | 0.071 |
Number of biliary anastomosis | 2.88 ± 0.76 | 1.12 ± 0.22 | 1.849 | 0.035 |
Estimated blood loss during surgery | 625.49 ± 285.05 | 588.14 ± 255.38 | 42.021 | 0.115 |
Blood infusion during surgery | 25(75.76%) | 92(72.44%) | 1.261 | 0.072 |
Duration of surgery(days) | 618.04 ± 124.92 | 601.29 ± 131.54 | 35.073 | 0.149 |