Table 2.
Hemodynamic and echocardiographic characteristics of patients with intraventricular obstruction before and after fluid infusion
| Before | After | p value | |
|---|---|---|---|
| Heart rate (beats/minute) | 109 ± 25 | 102 ± 22 | ns |
| Systolic arterial pressure (mmHg) | 110 ± 28 | 141 ± 32 | <0.01 |
| Diastolic arterial pressure (mmHg) | 54 ± 11 | 65 ± 14 | <0.01 |
| Mean arterial pressure (mmHg) | 71 ± 16 | 89 ± 1 | <0.01 |
| Cardiac output (l/minute) | 4.6 ± 1.9 | 5.8 ± 2.1 | <0.01 |
| Cardiac index (l/minute/m2) | 2.4 ± 0.9 | 3 ± 1 | <0.01 |
| Stroke volume (ml) | 43 ± 18 | 58 ± 22 | <0.01 |
| Indexed stroke volume (ml/m2) | 23 ± 10 | 31 ± 11 | <0.01 |
| Intraventricular obstruction (m/s) | 1.9 ± 0.9 | 1 ± 1 | <0.01 |
| Intraventricular obstruction (mmHg) | 18 ± 18 | 8 ± 13 | <0.01 |
| Inferior vena cava diameter (mm) | 16 ± 6.4 | 18 ± 6.6 | ns |
| E/A | 0.8 ± 0.46 | 0.9 ± 0.3 | ns |
| E’ (cm/s) | 14 ± 5 | 16 ± 5 | ns |
| E’/A’ | 0.77 ± 0.26 | 0.87 ± 0.37 | ns |
| E/E’ | 5.8 ± 2.1 | 6.8 ± 1.8 | ns |
A late velocity of diastolic mitral flow, A’ late velocity of diastolic mitral annulus motion, E early diastolic velocity of mitral flow, E’ early velocity of diastolic mitral annulus motion, ns not significant