Figure 4From: Patient Discomfort Associated with the Use of Intra-arterial Iodinated Contrast Media: A Meta-Analysis of Comparative Randomized Controlled Trials Meta-analysis of incidence of CM-associated warmth regardless of severity - IOCM (iodixanol) vs. all LOCMs (upper panel); Meta-analysis of incidence of CM-associated warmth, moderate or severe vs none or mild severity - All LOCMs (lower panel).Back to article page