Table 2 Short-term postoperative outcomes and pathology results

Postoperative liver function, n (%)

 ALT, U/L

64 (44.5–109.65)

60.05 (33.5–92.5)

0.448

 AST, U/L

50.5 (33.525–76.375)

45 (34.5–54.8)

0.389

 GGT, U/L

128.5 (61.5–261.5)

122.45 (86.025–198.15)

0.953

 DBIL, μmol/L

49.55 (22.15–120.15)

42.45 (24.125–83.3)

0.614

 TBIL, μmol/L

86.15 (44.15–187.325)

65.25 (48.35–112.05)

0.351

 ALP, U/L

189.15 (140.25–271.25)

207 (118.2–267.225)

0.933

 ALB, g/L

34.35 (32.025–38.3)

33.7 (29.55–38.85)

0.426

Postoperative transfusion, n (%)

 Plasma, mL

9 (22.5)

11 (39.29)

0.135

 Red cells, U

6 (15.0)

6 (21.43)

0.494

 ICU admission, n (%)

8 (20.0)

4 (14.29)

0.748

 Postoperative fasting, days

6.28 ± 3.0

7.22 ± 2.74

0.190

 Postoperative ambulation, days

5.43 ± 2.43

7.15 ± 2.16

0.004*

 Postoperative extubation, days

12.47 ± 6.54

17 ± 7.30

0.009*

 Postoperative hospital stay time, days

17.0 (14–21.75)

19.0 (17.25–29.75)

0.027*

 Total hospitalization expenses, RMB

100,218.43 ± 29,216.81

88,572.59 ± 30,971.16

0.119

Pathological differentiation types, n (%)

 Highly differentiated

12 (30.0)

11 (39.3)

0.539

 Moderately differentiated

20 (50.0)

14 (50.0)

 Poorly differentiated

8 (20.0)

3 (10.7)

 Perineuronal invasion, n (%)

7 (17.5)

11 (39.29)

0.055

 Intravascular tumor thrombus, n (%)

9 (22.5)

5 (17.86)

0.765

 Lymph node metastasis, n (%)

9 (22.5)

11 (39.29)

0.179

Postoperative complications, n (%)

 Yes

28 (70.0)

21 (75.0)

0.786

 No

12 (30.0)

7 (25.0)

Clavien-Dindo grading, n (%)

 I/II

  Hepatic failure

1 (2.50)

4 (14.29)

0.151

  ARDS

1 (2.50)

0

> 0.999

  DIC

1 (2.50)

1 (3.57)

> 0.999

  Bile leakage

2 (5.00)

3 (10.71)

0.396

  Lymphatic leak

1 (2.50)

0

> 0.999

  Abdominal infection

5 (12.50)

5 (17.86)

0.730

  Pleural effusion

12 (30.0)

6 (21.43)

0.578

  Pulmonary infection

6 (15.0)

5 (17.86)

0.751

  Incision infection

1 (2.50)

1 (3.57)

> 0.999

  Gastroparesis

3 (7.50)

1 (3.57)

0.638

  Gastrointestinal bleeding

0

1 (3.57)

0.412

  Renal failure

0

1 (3.57)

0.412

III/IV

 ARDS

1 (2.50)

1 (3.57)

> 0.999

 DIC

2 (5.00)

1 (3.57)

> 0.999

 Intra-abdominal hemorrhage

1 (2.50)

0

> 0.999

 Gastrointestinal bleeding

2 (5.00)

2 (7.14)

> 0.999

 Pleural effusion

6 (15.0)

7 (25.0)

0.357

 Pulmonary infection

2 (5.00)

3 (10.71)

0.396

 Severe drug eruption

1 (2.50)

0

> 0.999

 Biliary fistula

0

1 (3.57)

0.412

 Abdominal infection

0

2 (7.14)

0.166

 90-day death, n (%)

7 (17.5)

2 (7.14)

0.289