Table 1 Comparison of pancreatic duct changes at 8 weeks after surgery between the control and BTS groups in the porcine study.

From: A Novel Biodegradable Tubular Stent Prevents Pancreaticojejunal Anastomotic Stricture

 

Anastomosis

Head

Upper body

Lower body

Tail

Luminal diameters determined by pancreatic ductography (mm)

Before surgery (n = 12)

NA

0.87 ± 0.26

0.76 ± 0.22

0.69 ± 0.18

0.41 ± 0.13

Control group (n = 6)

0.67 ± 0.43

5.65 ± 3.89

3.74 ± 2.32

3.59 ± 1.29

3.56 ± 1.48

BTS group (n = 6)

2.15 ± 0.28

1.79 ± 0.86

1.58 ± 1.12

1.22 ± 0.67

1.25 ± 0.55

p-valve*

<0.001

<0.001

0.002

<0.001

0.003

Luminal areas determined by histological findings (mm2)

Control group (n = 6)

0.69 ± 0.43

69.44 ± 52.78

39.43 ± 21.24

15.74 ± 10.48

23.90 ± 16.82

BTS group (n = 6)

1.92 ± 0.76

4.58 ± 2.95

3.96 ± 3.17

3.60 ± 2.03

3.34 ± 2.05

p = valve*

<0.001

<0.001

<0.001

<0.001

<0.001

  1. Note. Data values are the mean ± standard deviation (mm). BTS, biodegradable tubular stent; NA, not applicable
  2. *Comparison between control and BTS groups, Mann-Whitney t test.
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