Characteristics of patients with or without CLOCC
| No CLOCC (n = 226) | CLOCC (n = 33) | P Value | |
|---|---|---|---|
| Age (mean) (yr) | 68.6 [SD, 12.2] | 63.7 [SD, 15.1] | .04 |
| Male sex | 69 (29.9%) | 5 (15.2%) | .10 |
| Hypertension | 102 (45.1%) | 20 (60.6%) | .07 |
| Diabetes mellitus | 20 (8.8%) | 5 (15.2%) | .34 |
| Location of aneurysm | .94 | ||
| ACA | 18 | 1 | |
| AcomA | 55 | 8 | |
| ICA | 15 | 2 | |
| PcomA | 56 | 9 | |
| MCA | 49 | 7 | |
| VA-BA | 33 | 6 | |
| Hunt and Hess grade | 3 (2–3) | 4 (3–4) | .001 |
| Fisher group | .009 | ||
| 1 | 8 | 0 | |
| 2 | 60 | 2 | |
| 3 | 100 | 15 | |
| 4 | 58 | 16 | |
| Coil embolization | 126 (55.8%) | 25 (75.8%) | .04 |
Note:—ACA indicates anterior cerebral artery; AcomA, anterior communicating artery; PcomA, posterior communicating artery; VA-BA, vertebral artery and basilar artery.