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Mean CT perfusion values in the subgroup using DSA as reference standard
| CTP value | Vasospasm (n=26) | No vasospasm (n=12) | P value |
|---|---|---|---|
| DSA patients n=38 | |||
| CBF (ml/100 g/min) | 31.00 (95% CI: 24.54, 37.46) | 39.77 (95% CI: 33.13, 46.41) | 0.052 |
| CBV (ml/100 g) | 1.82 (95% CI: 1.68, 1.97) | 2.09 (95% CI: 1.96, 2.22) | 0.0062 |
| MTT (s) | 7.20 (95% CI: 5.73, 8.67) | 5.16 (95% CI: 4.08, 6.24) | 0.024 |
