Table 5 Risk factors for IBL

Variables

< 800 ml(n = 439)

≥ 800 ml(n = 157)

Univariate (P value)

OR

95%CI

P value

Gender (male/female)

122/317

43/114

0.923

Age (≥ 40/ < 40)

322/117

126/31

0.087

1.151

0.686–1.930

0.594

BMI (≥ 28/ < 28)

37/402

9/148

0.280

Symptoms (Y/N)

200/239

69/88

0.728

Comorbidities (Y/N)

74/365

29/128

0.646

History of abdominal surgery (Y/N)

91/348

35/122

0.680

Hepatitis B (Y/N)

32/407

10/147

0.699

Tumor size (≥ 9/ < 9)

142/297

112/45

< 0.001

3.963

2.511–6.256

< 0.001

Tumor number (Solitary/Multiple)

225/214

80/77

0.949

Location (Left/Right/Bilateral/Caudate)

173/168/86/12

28/82/43/4

< 0.001

1.675

0.951–2.950

0.074^*

ALT

17(13–26)

15(12–21)

0.371

AST

18(16–23)

17(14–22)

0.742

ALB

44.4 ± 3.5

44.4 ± 4.0

0.994

TB

12.5(10.1–16.3)

13.7(10.5–17.2)

0.243

sCRE

81(74–90)

82(75–91)

0.880

PLT

184(149–229)

184(141–221)

0.223

PT

11.0(10.5–11.5)

11.2(10.7–11.8)

0.009

1.299

0.984–1.715

0.065

Combined resection (Y/N)

130/309

73/84

< 0.001

0.987

0.619–1.574

0.955

Surgical method (Laparoscopic/Open)

129/310

25/132

0.001

1.960

1.074–3.576

0.028

Operative duration (≥ 200/ < 200)

59/380

91/66

< 0.001

7.967

4.885–12.994

< 0.001

Inflow control (Y/N)

302/137

111/46

0.657