Number of 90° turns negotiated by Benchmark
| Cases | No | Score—0 | Score—1 | Score—2 | Score—3 |
|---|---|---|---|---|---|
| ICA | 47 | 6 (12.8) | 9 (19.1) | 23 (48.9) | 9 (19.1) |
| Vertebral | 10 | 2 (20.0) | 2 (20.0) | 3 (30.0) | 3 (30.0) |
| Total | 57 | 8 (14.0) | 11 (19.3) | 26 (45.6) | 12 (21.1) |
Results are shown as number (%).
ICA, internal carotid artery.