Occlusion comparison between initial and first follow-up angiograms
| Initial Angiography | n | Follow-up Angiography | ||
|---|---|---|---|---|
| Unchanged | Reopening | Progressive Thrombosis | ||
| Total/nearly total | 142 | 128 | 5 | 8 |
| Subtotal occlusion | 23 | 11 | 10 | 3 |
| Partial occlusion | 8 | 3 | 4 | 1 |
| Total | 173 | 142 (82.1%) | 19 (11.0%) | 12 (6.9%) |