Fig. 3From: Carbon dioxide angiography during peripheral angioplasty procedures significantly reduces the risk of contrast-induced nephropathy in patients with chronic kidney diseaseROC curve of the volume of iodinated contrast. CIN cut-off value was 25mls of volume of iodine CM in predicting development CIN. [Sensitivity = 94.4% (95% CI: 81–99%), Specificity = 32% (95% CI: 23–41%), Area Under the Curve (AUC) = 0.65]Back to article page