Document Classification

Section Type: RESULTS

Text: Multivariate analysis demonstrated that the following variables remained to be significant factors correlating with CIN : age > or = 70 years (odds ration [OR] 5. 27, 95 % confidence interval [CI] 1. 94 to 13. 07, p = 0. 0007), contrast volume > or = 320 ml (OR 3. 26, 95 % CL 2. 14 to 7. 58, p = 0. 01), diabetes mellitus (OR 9. 86, 95 % CL 5. 38 to 31. 67, p < 0. 0001), and peripheral arterial disease (OR 11. 25, 95 % CL 5. 12 to 43. 19, p < 0. 0001).