Retrospective Cohort Study
Copyright ©The Author(s) 2019.
World J Clin Cases. Jan 6, 2019; 7(1): 10-18
Published online Jan 6, 2019. doi: 10.12998/wjcc.v7.i1.10
Table 4 Risk factors for perforation in all cases n (%)
ParametersnPerforationP value
Age (yr) ≥ 75682 (2.9)0.621
Female sex492 (4.1)0.345
Scope
DBE1081 (0.9)0.784
Other scope492 (4.1)0.345
Cause of surgery
malignancy1071 (0.9)1
Type of surgical anatomy
B-II333 (9.1)0.003
R-Y540 (0.0)0.638