Patient demographics and data
| Group | N | Age (years) Mean±SD | Total fluoroscopy time (min) Mean±SD | Number of biplane DSA runs Mean±SD |
| Adult diagnostic | 360 | 52.9±15.6 | 11.8±17.6 | 5.4±2.4 |
| Adult interventional | 253 | 54.6±15.4 | 65.7±44.5 | 8.8±4.6 |
| Pediatric diagnostic | 49 | 10.6±4.9 | 7.3±3.4 | 4.2±2.5 |
| Pediatric interventional | 20 | 13.2±4.0 | 65.1±37.9 | 9.3±4.3 |
Adult interventional cases consisted of a variety of aneurysm embolizations using coils, balloons, and flow excluders (n=57), pial arteriovenous malformation (AVM) embolizations (n=14), emergency thrombectomies (n=23), dural AVM embolizations (n=15) and the remainder representing a variety of head and neck emergency and preoperative tumor embolizations. Pediatric interventional case were pial AVM embolizations (n=6), carotid cavernous fistula embolizations (n=2), preoperative ear, nose, and throat tumor embolizations (n=7), and the remainder represented a variety of traumatic or other emergency bleeding control procedures.