Areas Under ROC Curves for Prediction of Coronary Artery Stenosis for Various Measures of Direct Stress–Rest Change
| Method | ROC area ± SD | ||
|---|---|---|---|
| For 70% stenosis | For 50% stenosis | ||
| Polar map standard NF | 0.81 ± 0.03* | 0.83 ± 0.03 | |
| Polar map search NF | 0.85 ± 0.03 | 0.83 ± 0.02 | |
| Voxel map standard NF | 0.81 ± 0.03* | 0.78 ± 0.03* | |
| ISCH | 0.88 ± 0.03 | 0.87 ± 0.03 | |
↵* P < 0.05, compared with ISCH.
NF = normalization factors.