TABLE 5.
Frequency of Initial and Delayed Aneurysm by Risk Score, n = 550
| Score | Percent aneurysm complete cohort | Aneurysm on initial imaging | Aneurysm on close-interval imaging |
|---|---|---|---|
| 0 | 2/20 (10%) | 2/20 (10%) | 0/20 (0%) |
| 1 | 4/21 (19%) | 4/21 (19%) | 0/21 (0%) |
| 2 | 1/2 (50%) | 1/2 (50%) | 0/2 (0%) |
| 3 | – | – | – |
| 4 | – | – | – |
| 5 | 38/64 (59%) | 36/64 (56%) | 2/64 (3%) |
| 6 | 118/148 (80%) | 114/148 (77%) | 4/148 (3%) |
| 7 | 126/137 (92%) | 123/137 (90%) | 3/137 (2%) |
| 8 | 99/101 (98%) | 96/101 (95%) | 3/101 (3%) |
| 9 | 56/57 (98%) | 55/57 (96%) | 1/57 (2%) |
The final aneurysm risk score was calculated for all patients, and the distribution of scores by diagnosis is shown.