Intra- and Interobserver Agreement for Mean LVEF, ESV, and EDV
| Software package (n = 24) | Intraobserver mean stress | Interobserver mean stress | Intraobserver mean rest | Interobserver mean rest |
|---|---|---|---|---|
| LVEF | ||||
| CardIQ Physio | 0.92 | 0.82 | 0.88 | 0.88 |
| ECTb | 0.87 | 0.93 | 0.83 | 0.68 |
| QGS | 0.99 | 0.90 | 0.98 | 0.89 |
| 4DM-SPECT | 0.95 | 0.93 | 0.93 | 0.87 |
| ESV | ||||
| CardIQ Physio | 0.99 | 0.96 | 0.97 | 0.91 |
| ECTb | 0.87 | 0.94 | 0.97 | 0.83 |
| QGS | 0.99 | 0.93 | 0.99 | 0.93 |
| 4DM-SPECT | 0.98 | 0.97 | 0.97 | 0.96 |
| EDV | ||||
| CardIQ Physio | 0.97 | 0.92 | 0.99 | 0.95 |
| ECTb | 0.95 | 0.93 | 0.94 | 0.92 |
| QGS | 0.99 | 0.96 | 0.99 | 0.96 |
| 4DM-SPECT | 1.00 | 0.99 | 0.99 | 0.98 |
Data are correlation coefficients.