Randomized Controlled Trial
Copyright ©The Author(s) 2020.
World J Gastrointest Oncol. Nov 15, 2020; 12(11): 1336-1345
Published online Nov 15, 2020. doi: 10.4251/wjgo.v12.i11.1336
Table 4 Logistic regression analysis of predictors of failure to perform right-sided retroflexion

Odds ratio (95%CI)
P value
Age > 65 yr5.26 (2.17-12.8)< 0.001
Female sex2.92 (1.17-7.31)0.022
Previous abdominal surgery5.83 (2.26-15.04)< 0.001
Instrumental looping3.49 (1.33-9.12)0.011