| RAMP-1 | RAMP-2 | |||
| ECHO (%) (95% CI) | Nuclear (%) (95% CI) | ECHO (%) (95% CI) | Nuclear (%) (95% CI) | |
| Accuracy | ||||
| Reader 1 | 66 (61 to 72)* | 70 (64 to 75) | 66 (61 to 70)* | 67 (62 to 72) |
| Reader 2 | 67 (61 to 72)* | 70 (65 to 74)* | 66 (61 to 71) | |
| Reader 3 | 71 (66 to 76)* | 70 (65 to 75)* | 67 (62 to 72) | |
| Sensitivity | ||||
| Reader 1 | 77 (68 to 84)* | 78 (69 to 85) | 73 (66 to 79)† | 61 (54 to 67) |
| Reader 2 | 57 (48 to 66) | 68 (61 to 74)† | 57 (50 to 64) | |
| Reader 3 | 50 (41 to 59) | 73 (67 to 79)† | 80 (74 to 85) | |
| Specificity | ||||
| Reader 1 | 58 (50 to 66) | 64 (56 to 71) | 55 (47 to 63) | 76 (68 to 82) |
| Reader 2 | 75 (68 to 82)† | 72 (64 to 79)* | 78 (70 to 84) | |
| Reader 3 | 88 (82 to 93)† | 66 (58 to 73) | 50 (42 to 58) | |
ECHO, echocardiography; RAMP, real-time assessment of myocardial perfusion. *non-inferior; †superior; p<0.025.