Table 2 Baseline and dobutamine stress echocardiography (20 pts)
Variable | Baseline | Stress | P |
|---|---|---|---|
Mitral valve area (cm2) | 2.9 ± 0.7 | 4.5 ± 2 | <0.001 |
Mx PG (mmHg) | 7.2 ± 1.9 | 14 ± 3.7 | 0.4 |
Md PG (mmHg) | 2.7 ± 1 | 6.3 ± 1.5 | <0.001 |
Mitral Annulus, systole (mm) | 41 ± 3.4 | 38 ± 2.2 | <0.001 |
Mitral Annulus, diastole (mm) | 43.7 ± 3.3 | 45.7 ± 3 | 0.4 |
Mitral Annulus, area (cm2) | 3.4 ± 0.4 | 3.7 ± 0.6 | 0.1 |
IAA | 1.9 ± 0.3 | 2.1 ± 0.3 | 0.1 |
sPAP (mmHg) | 33.5 ± 10 | 41.6 ± 12 | 0.03 |
MR grade (1+/2+) | 9/20 | 10/20 | ns |
HR (beats/min) | 75 ± 19 | 133 ± 22 | <0.001 |
SBP (mmHg) | 124 ± 14 | 127 ± 24 | 0.6 |
DBP (mmHg) | 76 ± 9 | 70 ± 9 | 0.1 |
CO (L/min) | 3.9 ± 1.9 | 6.6 ± 2.8 | <0.001 |
EF (%) | 50 ± 11 | 52 ± 12 | 0.3 |
LVEDV (ml) | 114 ± 58 | 103 ± 56 | 0.05 |
LVESV (ml) | 61 ± 50 | 54 ± 48 | 0.04 |
LVOTO (%) | 0 | 30 | <0.001 |