Secondary outcomes in intent-to-treat analysis
| CA (n = 111) | SAC (n = 94) | RR (95% CI) | P Value | |
|---|---|---|---|---|
| Hospitalization | 0.78 (0.48–1.28) | .325 | ||
| Patients hospitalized for >3 days (No.) (%) | 30 (27.3) | 20 (21.3) | ||
| Discharge location (No.) (%) | 1.18 (0.35–3.96) | .788 | ||
| Home | 106 (95.5) | 89 (94.7) | ||
| Other than home | 5 (4.5) | 5 (5.3) | ||
| Other hospital | 1 (0.9) | 0 | ||
| Rehabilitation center | 2 (1.8) | 2 (2.1) | ||
| Death | 2 (1.8) | 3 (3.2) | ||
| mRS at discharge (No.) (%) | 1.18 (0.35–3.96) | .788 | ||
| 0 | 84 (75.7) | 69 (73.4) | ||
| 1 | 17 (15.3) | 16 (17.0) | ||
| 2 | 5 (4.5) | 4 (4.3) | ||
| 3 | 2 (1.8) | 1 (1.1) | ||
| 4 | 1 (0.9) | 0 (0.0) | ||
| 5 | 0 (0.0) | 1 (1.1) | ||
| 6 | 2 (1.8) | 3 (3.2) | ||
| 1 -Year mRS (No.) (%) | 1.17 (0.43–3.22) | .761 | ||
| 0 | 66 (60.0) | 54 (57.4) | ||
| 1 | 30 (27.3) | 26 (27.7) | ||
| 2 | 7 (6.4) | 7 (7.4) | ||
| 3 | 1 (0.9) | 2 (2.1) | ||
| 4 | 2 (1.8) | 0 (0.0) | ||
| 5 | 1 (0.9) | 0 (0.0) | ||
| 6 | 3 (2.7) | 5 (5.3) | ||
| Missing mRS data | 1 (0.9) | 0 | ||
| Time of 1-year mRS assessment (mean) (SD) (mo) | 15.7 (10.5) | 15.3 (8.0) | ||
| Morbidity and mortality at 1 year (mRS > 2), (No.) (%) | 6 (5.4%) | 8 (8.5%) | ||
| Retreatment of index aneurysm during follow-up (No.) (%) | 0 | 3 (3.2) | ||
| Immediate angiographic outcome | 0.97 (0.42–2.23) | .936 | ||
| Complete occlusion (No.) (%) | 67 (60.4) | 55 (58.5) | ||
| Residual neck (No.) (%) | 33 (29.7) | 30 (31.9) | ||
| Residual saccular aneurysm (No.) (%) | 11 (9.9) | 9 (9.6) | ||
| Angiographic outcome at 1 year (core lab) (Detailed results in Online Supplemental Data) | ||||
| Complete occlusion (No.) (%) | 38 (34.2) | 42 (44.7) | ||
| Residual neck (No.) (%) | 43 (38.7) | 24 (25.5) | ||
| Residual saccular aneurysm (No.) (%) | 27 (24.3) | 24 (25.5) | ||
| 1-year imaging not availablea (No.) (%) | 3 (2.7) | 4 (4.3) | ||
| Time of 1-year imaging assessment (mean) (SD) (mo) | 13.5 (5.2) | 14.8 (9.5) | ||
| Follow-up vascular imaginga (No.) (%) | 108 (97.3) | 90 (95.7) | ||
| MRA (No.) (%) | 82 (73.9) | 53 (56.4) | ||
| Catheter angiography (No.) (%) | 24 (21.6) | 35 (37.2) | ||
| CTA (No.) (%) | 2 (1.8) | 2 (2.1) | ||
↵a Three deaths in the CA group, 4 deaths in the SAC group. For 1 patient in the SAC group (who died 298 days after treatment), the 1-year imaging was adjudicated using the 3-month follow-up angiogram.