Table 4 Postoperative conditions of the two groups

Clinically relevant pancreatic fistula

10 (8.4%)

5 (3.9%)

0.18

 Grade B

7 (5.9%)

5 (3.9%)

0.56

 Grade C

3 (2.5%)

0 (0.0%)

0.11

Post-pancreatectomy hemorrhage (PPH)

4 (3.4%)

8 (6.3%)

0.38

 Grade A

4 (3.4%)

1 (0.8%)

0.20

 Grade B

0 (0.0%)

4 (3.1%)

0.12

 Grade C

0 (0.0%)

3 (2.3%)

0.25

 Grade B + C

0 (0.0%)

7 (5.5%)

0.02

Chylous leakage

19 (16.0%)

11 (8.6%)

0.08

 Grade A

5 (4.2%)

5 (3.9%)

> 0.99

 Grade B

14 (11.8%)

6 (4.7%)

0.04

 Grade C

0 (0.0%)

0 (0.0%)

NS

Delayed gastric emptying

16(13.4%)

21(16.4%)

0.52

 Grade A

6 (5.0%)

11(8.6%)

0.27

 Grade B

6 (5.0%)

8 (6.3%)

0.68

 Grade C

4 (3.4%)

2 (1.6%)

0.43

Intra-abdominal infection

12(10.1%)

5 (3.9%)

0.08

Biliary fistula

3 (2.5%)

2 (1.6%)

0.67

Input loop obstruction

5 (4.2%)

1 (0.8%)

0.11

Incision infection

2 (1.7%)

2 (1.6%)

> 0.99

Clavien–Dindo ≥ III

14(11.8%)

7 (5.5%)

0.08

Mortality due to pancreatic fistula

0 (0.0%)

0 (0.0%)

NS

90-day mortality

1 (0.8%)

1 (0.8%)

> 0.99

90-day re-operation

6 (5.0%)

4 (3.1%)

0.53

90-day re-operation relate to PPH

0 (0.0%)

3 (2.3%)

0.25

Postoperative hospital stay (days)

17.2 ± 8.3

15.3 ± 6.2

0.04

Time to first passage of flatus (days)

2.9 ± 0.8

3.3 ± 1.0

< 0.001

Time to remove all drainage tube(days)

12.5 ± 7.8

9.3 ± 4.5

< 0.001

Time to first oral intake (days)

2.5 ± 1.6

3.6 ± 2.7

< 0.001