Fig. 4

Series-based distribution analysis of overall DAP for different acquisition protocols that were extracted from all EPI-ND and EPI-LD interventions, respectively. Mann-Whitney U test was used for statistical analysis while significant differences are indicated (***p < .005 & n.s. p > .05). EPI Endovascular peripheral intervention, DSA digital subtraction angiography, DVA digital variance angiography, DUA digital unsubtracted angiography, FL fluoroscopy, ND normal dose, LD low dose, DAP dose area product.