Table 3

Multiple logistic regression and reverse multivariate logistic regression analyses to identify factors associated with fewer than six cannulation attempts

VariableOR95% CIP value
Multiple logistic regression analysis
 Patient age (years)0.980.95 to 1.010.106
 Patient gender: male vs female1.390.57 to 3.400.463
 Race: other vs white0.950.37 to 2.450.909
 ASGE grade of procedure difficulty
  2 vs 11.700.57 to 5.040.338
  3 vs 11.270.17 to 9.760.816
  4 vs 11.090.12 to 10.10.939
 Procedure type: biliary vs non-biliary interventions0.520.076 to 3.550.505
 Type of duodenoscope: single-use vs reusable3.581.44 to 8.940.006
Reverse multivariate logistic regression analysis
 Type of duodenoscope: single-use vs reusable3.001.27 to 7.070.012
  • ASGE, American Society for Gastrointestinal Endoscopy.;