Table 1 Sensitivity and Specificity for Determination of T2 Enhancement
Image Analysis | Optimal Threshold | Sensitivity (%) | Specificity (%) |
|---|---|---|---|
Manual ROI | 0.44 mL/min/g | 100 | 100 |
16 sector matching (absolute flow) | 0.50 mL/min/g | 78 | 88 |
16 sector matching (relative flow ) | 24% flow reduction | 89 | 88 |