Sensitivity, specificity, and accuracy of perfusion assessed by MCE and contractile reserve by LDSE for identifying recovered segments
| Variable | Perfusion | Contractile reserve | p Value |
|---|---|---|---|
| Data are presented as number (%) of segments. | |||
| NS, not significant. | |||
| All dyssynergic segments | |||
| Sensitivity | 40/41 (98%) | 30/41 (73%) | 0.004 |
| Specificity | 25/77 (32%) | 66/77 (86%) | <0.0001 |
| Accuracy | 65/118 (55%) | 96/118 (81%) | <0.0001 |
| Akinetic or dyskinetic segments | |||
| Sensitivity | 12/13 (92%) | 7/13 (54%) | NS |
| Specificity | 15/31 (48%) | 31/31 (100%) | 0.0002 |
| Accuracy | 27/44 (61%) | 38/44 (86%) | 0.03 |
| Hypokinetic segments | |||
| Sensitivity | 28/28 (100%) | 23/28 (82%) | NS |
| Specificity | 10/46 (22%) | 35/46 (76%) | <0.0001 |
| Accuracy | 38/74 (51%) | 58/74 (78%) | 0.0008 |