Table 3.
Correlations between pulmonary regurgitation fraction, pulmonary regurgitation volume, peak right ventricular outflow tract gradient vs. right ventricular volumes and right ventricular ejection fraction
| Parameter | PRF | PRV | Peak RVOT gradient | |||
|---|---|---|---|---|---|---|
| All patients (n = 18) | Significant PR (n = 13) | All patients (n = 18) | Significant PR (n = 13) | All patients (n = 18) | Significant PR (n = 13) | |
| RVEDV |
r = 0.36 p = 0.15 |
r = –0.06 p =0.84 |
r = 0.37 p = 0.14 |
r = 0.003 p = 0.99 |
r = –0.14 p = 0.57 |
r = –0.13 p = 0.67 |
| RVESV |
r = 0.20 p = 0.42 |
r = –0.06 p =0.85 |
r = 0.19 p = 0.45 |
r = –0.10 p = 0.75 |
r = –0.08 p = 0.74 |
r = 0.03 p = 0.93 |
| RVEF |
r = –0.04 p = 0.87 |
r = –0.21 p =0.49 |
r = –0.03 p = 0.90 |
r = –0.02 p = 0.94 |
r = 0.19 p = 0.46 |
r = –0.02 p = 0.95 |
RVEDV – right ventricular end-diastolic volume, RVEF – right ventricular ejection fraction, RVESV – right ventricular end-systolic volume, RVM – right ventricular mass, RVSV – right ventricular stroke volume, PRF – pulmonary regurgitation fraction, PRV – pulmonary regurgitation volume, RVOT – right ventricular outflow tract