Anatomic follow-up outcomes according to aneurysm characteristics
| Characteristics | Unchanged | Minor Recurrence | Major Recurrence | Improved | ||||
|---|---|---|---|---|---|---|---|---|
| No. | % | No. | % | No. | % | No. | % | |
| Overall (N = 427) | 272 | (63.7) | 29 | (6.8) | 43 | (10.1) | 83 | (19.4) |
| Aneurysms measuring <5 mm (n = 187) | 123 | (65.8) | 7 | (3.7) | 9 | (4.8) | 48 | (25.7) |
| Aneurysms measuring ≥5 mm (n = 240) | 149 | (62.1) | 22 | (9.2) | 34 | (14.2) | 35 | (14.6) |
| D/N ratio <1.5 (n = 117) | 56 | (47.9) | 10 | (8.5) | 18 | (15.4) | 33 | (28.2) |
| D/N ratio ≥1.5 (n = 310) | 216 | (69.7) | 19 | (6.1) | 25 | (8.1) | 50 | (16.1) |