Table 3.
Endpoints
| Total procedures (n = 1,953) |
One-catheter strategy (n = 252) | Two-catheter strategy (n = 1,701) |
p-value | |
|---|---|---|---|---|
| Volume of contrast, (mL), median (IQR) | 90 (62-118) | 77 (60-105) | 92 (64-120) | < 0.001 |
| Radial spasm, n (%) | 176 (9.0%) | 13 (5.2%) | 163 (9.3%) | 0.022 |
| Access crossover, n (%) | 92 (4.7%) | 9 (3.6%) | 83 (4.9%) | 0.360 |
| Supplemental catheters, n (%) | 252 (12.9%) | 40 (15.9%) | 212 (12.5%) | 0.132 |
| Direct costs, (€/procedure), median (IQR) | 169 (158-182) | 149 (140-160) | 171 (160-183) | < 0.001 |
| DAP, (mGy.m2), median (IQR) | 3685 (2408-5695) | 3488 (2556-5369) | 3711 (2393-5762) | 0.831 |
| Air kerma, (mGy), median (IQR) | 630 (420-964) | 582 (407-917) | 641 (424-974) | 0.165 |
| Fluoroscopy time, (min), median (IQR) | 4.7 (2.8-8.3) | 3.9 (2.2-8.0) | 4.8 (2.9-8.3) | 0.001 |
IQR: interquartile range; SD: standard deviation; DAP: dose-area product.