Patient and hospital demographics of patients with ruptured aneurysm
| Clipping | Coiling | P Valuea | |
|---|---|---|---|
| No. of patients | 1228 | 4001 | |
| Patients | |||
| Age, y, median (IQR) | 53 (45–62) | 55 (46–65) | <.0001 |
| Female, n (%) | 814 (66) | 2839 (71) | .0020 |
| Race, n (%) | |||
| White | 742 (60) | 2290 (57) | .0512 |
| Black | 193 (16) | 640 (16) | .86 |
| Hispanic | 66 (5) | 220 (6) | .94 |
| Other | 227 (18) | 851 (21) | .0360 |
| Admission status, n (%) | |||
| Elective | 101 (8) | 480 (12) | .0002 |
| Urgent | 287 (23) | 1063 (27) | .0253 |
| Emergency | 840 (68) | 2458 (61) | <.0001 |
| Admission source, n (%) | |||
| Nonmedical source | 382 (31) | 1475 (37) | .0002 |
| Transfer from hospital/care facility | 350 (29) | 1350 (34) | .0006 |
| Emergency department | 470 (38) | 1106 (28) | <.0001 |
| Clinic | 26 (2) | 70 (2) | .40 |
| Charlson score | 1 (1–2) | 1 (1–2) | .0054 |
| Endovascular procedure | |||
| Day of procedure (range) | 2 (1–3) | 2 (1–2) | <.0001 |
| Hospital | |||
| Region, n (%) | |||
| Midwest | 186 (15) | 450 (11) | .0004 |
| South | 576 (47) | 1689 (42) | .0038 |
| Northeast | 266 (22) | 1307 (33) | <.0001 |
| West | 200 (16) | 555 (14) | .0368 |
| No. of beds, n (range) | 623 (439–725) | 623 (448–683) | .19 |
| Urban location vs rural, n (%) | 1215 (99) | 3908 (98) | .0051 |
| Teaching vs nonteaching, n (%) | 818 (67) | 2721 (68) | .36 |
Note:—IQR indicates interquartile range.
↵a P values derived from Wilcoxon rank sum test or Fisher exact test.