Table 3.
Demographics and vasospasm-related data for iCCT differences.
| Follow-up iCCT prolongation |
p Value | Increase in iCCT differences |
p Value | |||
|---|---|---|---|---|---|---|
| － | + | － | + | |||
| Number of subjects | 95 | 33 | 103 | 25 | ||
| Age, y, mean ± SD | 59 ± 12 | 60 ± 10 | 0.68 | 61 ± 11 | 58 ± 12 | 0.76 |
| Female | 62 (65%) | 18 (55%) | 0.19 | 65 (63%) | 15 (60%) | 0.47 |
| Hypertension | 41 (43%) | 18 (55%) | 0.18 | 43 (42%) | 16 (64%) | 0.04* |
| Smoker | 46 (48%) | 14 (42%) | 0.35 | 47 (46%) | 13 (52%) | 0.36 |
| IVH | 9 (9%) | 3 (9%) | 0.63 | 8 (8%) | 4 (16%) | 0.18 |
| ICH | 11(12%) | 4 (12%) | 0.58 | 13 (13%) | 2 (8%) | 0.40 |
| Clipping | 85 (89%) | 30 (91%) | 0.56 | 93 (90%) | 22 (88%) | 0.49 |
| Hunt & Hess grade | 0.01* | 0.04* | ||||
| Grade I or II | 64 (67%) | 14 (42%) | 67 (65%) | 11 (44%) | ||
| Grade III | 26 (27%) | 11 (33%) | 29 (28%) | 8 (32%) | ||
| Grade IV | 5 (5%) | 8 (24%) | 7 (7%) | 6 (24%) | ||
| SAH on baseline CT | 0.30 | 0.23 | ||||
| Thick local | 9 (9%) | 2 (6%) | 10 (10%) | 1 (4%) | ||
| Thin diffuse | 2 (2%) | 0 (%) | 2 (2%) | 0 (63%) | ||
| Thick diffuse | 84 (89%) | 31 (94%) | 91 (88%) | 24 (96%) | ||
| Aneurysm location | 0.13 | 0.25 | ||||
| ACA | 39 (41%) | 10 (30%) | 40 (39%) | 9 (36%) | ||
| ICA | 33 (35%) | 11 (33%) | 35 (34%) | 9 (36%) | ||
| MCA | 18 (19%) | 10 (30%) | 22 (21%) | 6 (24%) | ||
| VA / BA | 5 (5%) | 2 (7%) | 6 (6%) | 1 (4%) | ||
| Angiographic VS | 0.02* | 0.02* | ||||
| Non-mild-moderate | 67 (71%) | 16 (48%) | 72 (70%) | 11 (44%) | ||
| Severe | 28 (29%) | 17 (52%) | 31 (30%) | 14 (56%) | ||
ACA: anterior cerebral artery; DCI: delayed cerebral ischemia; ICA: internal cerebral artery; iCCT: intracerebral circulation time; ICH: intracerebral hemorrhage; IVH: intraventricular hemorrhage; MCA: middle cerebral artery; VA/BA: vertebral artery/basilar artery; VS: vasospasm *p < 0.05, **p < 0.01.