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Table 1. Patients demographics

From: A comparison of postoperative outcomes after open and laparoscopic reduction of Petersen's Hernia: a multicenter observational cohort study

Factors   Value
Age (years)   63.9 ± 12.1
Sex Male 32 (80 %)
Female 8 (20 %)
TNM stage of Gastric cancer* I 24 (60%)
II 9 (22.5%)
III 2 ( 5%)
Unknown 5 (12.5%)
Previous operation TG with RNY-EJ 11 (27.5%)
DG with B II 17 (42.5%)
DG with RNY-GJ 2 (5%)
DG with uncut RNY-GJ 5 (12.5%)
PG with double tract 2 (5%)
Unknown 3 (7.5%)
Previous op Approach method Open gastrectomy 28 (70%)
Laparoscopy assisted 7 (17.5%)
Unknown 5 (12.5%)
Periods between previous operation (Month) 28.2 ± 45.7
Time duration between pain to hernia operation (hour) 51.3 ± 96.4
Approach method Open reduction 21 (52.5%)
Laparoscopic reduction 15 (37.5%)
Open conversion of laparoscopic reduction 4 (10.0%)
Operation time   79.5 ± 25.1 minutes
Small bowel injury during reduction 4 (10%)
Hospital stay (day) 10.9 ± 6.8
Morbidity 4 (10%)
Mortality 1 (2.5%)
  1. *AJCC TNM stage 8th edition, GIST gastrointestinal stromal tumor, TG total gastrectomy, RNY Roux-en Y, EJ esophagojejunostomy, B II Billroth II, GJ gastrojejunostomy, PG proximal gastrectomy