Table 3 Short-term outcomes of the intracorporeal and extracorporeal anastomosis groups

Pain scale, NRS^c

 POD^d 0

4.5 ± 2.0

4.0 ± 1.8

0.158

 POD^d 1

3.6 ± 1.8

4.0 ± 1.8

0.301

 POD^d 2

2.8 ± 1.3

2.9 ± 1.5

0.665

 POD^d 3

2.2 ± 1.0

2.3 ± 1.0

0.659

Morphine (mg)

10.6 ± 1.4

10.9 ± 1.6

0.906

Bowel movement (days)

 Time to first flatus passage

2.1 ± 1.1

2.5 ± 1.6

0.234

 Time to first stool passage

3.7 ±2.3

4.6 ± 2.5

0.067

 Tolerate liquid diet

2.9 ± 1.6

4.4 ± 3.0

0.006

 Tolerate soft diet

4.6 ± 1.9

6.1 ± 3.1

0.007

Complications

1

7

0.565

Early morbidity, n (%)

0 (0)

6 (7.8)

0.07

Discharged morbidity, n (%)

1 (2.5)

1 (1.3)

0.634

Clavien-Dindo classification

 Grade 1

0

2

 Grade 2

1

3

 Grade 3

0

2

 Grade 4

0

0

 Grade 5

0

0

Mortality

0

0

Hospital stay (days)

5.7 ± 1.9

7.7 ± 3.4

0.001

POD^d 3 lab

 WBC^e (1000/uL)

10.3 ± 3.8

10.7 ± 3.4

0.853

 Segment (%)

79.2 ± 8.3

76.4 ± 7.1

0.077

 CRP^f (mg/L)

105 ± 70

70 ± 44

0.009