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Table 2 Incidence rate of postoperative complications according to the operative method and study period

From: Preventive procedure for stenosis after esophagojejunostomy using a circular stapler and transorally inserted anvil (OrVil™) following laparoscopic proximal gastrectomy and total gastrectomy involving reduction of anastomotic tension

Op. method

Period

Complications

Anastomotic stenosis

Anastomotic leakage

Pancreatic fistula

LPG + LTG

Early phase

Later phase

8/30 (26.7)a

1/22 (4.5)b

1/30 (3.3)

0/22 (0)

4/30 (13.3)

2/22 (9.1)

LPG

Early phase

Later phase

5/13 (38.5)c

0/9 (0)d

1/13 (7.7)

0/9 (0)

0/13 (0)

0/9 (0)

LTG

Early phase

Later phase

3/17 (17.6)

1/13 (7.7)

0/17 (0)

0/13 (0)

4/17 (23.5)

2/13 (15.4)

  1. avs.b and cvs.d, p < 0.05 (Fisher’s exact test), LPG Laparoscopic proximal gastrectomy, LTG Laparoscopic total gastrectomy
  2. Anastomotic stenosis and leakage were assessed according to the Clavien-Dindo classification, and postoperative pancreatic fistula was assessed according to the ISGPF grading 2016
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