Concordance for BOLD fMRI and DSC perfusion in determining loss of HR in the 4 CVD groupsa
| CVD Group | Number of Cases | Territories Distal to Disease | Number of Territories | Null Hypothesis, Fisher Exact | Proportions of Agreement (±95% CI) |
|---|---|---|---|---|---|
| SVDd | 7 | No | 14 | Accept (P = 1) | 0.93 (0.642–0.99) |
| Yes | 10 | Accept (P = 1) | 0.70 (0.35–0.89) | ||
| SVDp | 9 | No | 9 | Accept (P = 1) | 0.89 (0.51–0.99) |
| Yes | 23 | Accept (P = .96) | 0.91 (0.71–0.99) | ||
| MVD | 10 | No | 20 | Accept (P = 1) | 0.90 (0.67–0.98) |
| Yes | 35 | Reject (P < .004) | 0.77 (0.51–0.86) | ||
| MMD (LCC ≤ 2) | 8 | Yes | 46 | Accept (P = .41) | 0.46 (0.31–0.61) |
| MMD (LCC = 3) | 6 | Yes | 36 | Reject (P < .004) | 0.72 (0.24–0.57) |
↵a Vascular territories with stroke were excluded from comparisons.