In multivariate logistic regression analysis , previous resections were predictive of a higher risk of both endoscopic ( odds ratio 1.78 ; 95 percent confidence interval 1.06 to 2.90 ; P = 0.028 ) and symptomatic ( odds ratio 2.0 ; 95 percent confidence interval 1.14 to 3.60 ; P = 0.0016 ) recurrence .
