Table 5 A comparative analysis of sensitivity, specificity, and AUC between WHCA with and without vasodilators
|  | 1.5 T WHCA with vasodilator (N = 12 studies) | 1.5 T WHCA without vasodilator (N = 9 studies) | P-value |
|---|---|---|---|
Patient-based analysis | |||
 Sensitivity | 0.86 (0.80–0.90) | 0.88 (0.75–0.95) | 0.85 |
 Specificity | 0.76 (0.69–0.82) | 0.65 (0.58–0.82) | 0.11 |
 AUC | 0.88 | 0.86 | N/A |
Vessel-based analysis | |||
 Sensitivity | 0.81 (0.74–0.87) | 0.91 (0.83–0.96) | 0.03 |
 Specificity | 0.87 (0.79–0.92) | 0.73 (0.50–0.88) | 0.17 |
 AUC | 0.9 | 0.92 | N/A |
Segment-based analysis | |||
 Sensitivity | 0.84 (0.79–0.87) | 0.80 (0.65–0.89) | 0.54 |
 Specificity | 0.92 (0.87–0.96) | 0.93 (0.85–0.96) | 0.78 |
 AUC | 0.85 | 0.93 | N/A |