Table 2.
Pulsed-wave Doppler findings obtained in protocol A, according to the level of invasive PAOP measured using RHC
| PAOP ≤ 18 mmHg (n = 46) | PAOP > 18 mmHg (n = 10) | p Value | |
| Mitral Doppler: | |||
| E/A | 0.9 ± 0.4 | 2.0 ± 1.0 | 0.002 |
| DTE (ms) | 179 ± 72 | 117 ± 68 | 0.005 |
| Atrial filling fraction (%)a | 47 ± 15 | 31 ± 14 | 0.003 |
| Pulmonary vein Doppler: | |||
| S/D | 1.3 ± 0.5 | 0.7 ± 0.7 | 0.008 |
| Systolic fraction (%)b | 59 ± 14 | 38 ± 17 | 0.001 |
aVTI A/(VTI A + VTI E) ·100; bVTI S/(VTI S + VTI D) ·100. Abbreviations: DTE, deceleration time of early diastolic mitral E wave; PAOP, pulmonary artery occlusion pressure; RHC, right heart catheterisation; VTI, velocity time integral.