Comparison of clinical and radiologic outcomes between patients treated with flow diversion and those treated with conventional coilinga
| Characteristics | Flow Diversion (n = 49) | Conventional Coiling (n = 30) | P Value |
|---|---|---|---|
| Radiologic outcomes | |||
| Initial occlusion grade | |||
| Not available | 49 (100%) | <.001 | |
| Complete | 13 (43.5%) | ||
| Remnant neck | 8 (26.7%) | ||
| Sac filling | 9 (30%) | ||
| One-year follow-up occlusion grade (flow-diversion coiling) | .154 | ||
| OKM D/complete or near-complete | 28 (62.2%) | 13 (46.4%) | |
| OKM C/remnant neck | 12 (26.7%) | 7 (25%) | |
| OKM A and B/sac filling | 5 (11.1%) | 8 (28.6%) | |
| Recurrence during follow-up | 0 (0%) | 12 (40%) | <.001 |
| Retreatment | 6 (12.2%) | 7 (23.3%) | .197 |
| Mean follow-up period (mo) | 30.3 (SD, 18.7) | 40.8 (SD, 25.6) | .111 |
| Clinical outcomes | |||
| Cranial nerve symptom change | .046 | ||
| Improved | 15 (60%) | 3 (25%) | |
| Worsened or sustained | 10 (40%) | 9 (75%) | |
| mRS ≥2 at discharge | 2 (4.1%) | 0 (0%) | .262 |
| mRS ≥2 at last follow-up | 5 (10.2%) | 0 (0%) | .071 |
| Mean follow-up period (mo) | 33.0 (SD, 21.1) | 45.9 (SD, 35.8) | .073 |
↵a Data are mean or No. (%).