Table 2.
Comparison of the RF as measured by each method
| Median (IQR) | Mild (0–30%) |
Moderate (31–39%) |
Moderate - Severe (40–49%) |
Severe (>49 %) |
|
|---|---|---|---|---|---|
| VOL | 21.4% (7.5–42.3%) | 22a | 3 | 7 | 7 |
| AIMstat | 19.2% (5.8–30.0%) | 27a | 2 | 4 | 5 |
| AIMtrack | 16.4% (4.5–27.4%) | 27a | 3 | 3 | 4 |
| JET | 22.1% (9.9–37.6%) | 27 | 9 | 3 | 5 |
a5 subjects by VOL, 6 by AIMstat, and 7 by AIMtrack had negative regurgitant fractions and were not included in this table. VOL Volumetry method, AIMstat Annular inflow method by static plane, AIMtrack Annular inflow method by valve-tracking plane, JET Direct measurement of the atrioventricular regurgitant jet