Table 6.
Inter-study reproducibility for myocardial perfusion reserve index.
| All Subjects | Control | Case | |||||
|---|---|---|---|---|---|---|---|
| Parameter | Mean Difference* | CoV | Mean Difference* | CoV | Mean Difference* | CoV | p† |
| Global | 0.07 ± 0.26 | 18.9 | -0.01 ± 0.28 | 17.6 | 0.15 ± 0.22 | 18.8 | 0.850 |
| LAD | 0.07 ± 0.25 | 18.4 | 0.03 ± 0.28 | 18.1 | 0.12 ± 0.22 | 18.9 | 0.384 |
| Circumflex | 0.11 ± 0.21 | 19.2 | 0.02 ± 0.28 | 17.6 | 0.20 ± 0.22 | 19.4 | 0.623 |
| RCA | 0.01 ± 0.34 | 25.6 | -0.10 ± 0.32 | 20.7 | 0.12 ± 0.33 | 30.6 | 0.821 |
Values are mean ± SD and CoV (%). CoV = coefficient of variation; LAD = left anterior descending artery; RCA = right coronary artery.
*Mean difference between first and second study.
†Comparison of CoV between control and case.