Table 1. Phenotypic characterization. Echocardiographic and invasive hemodynamic measurements of DHF (n=17), CRT (n=15) and non-failing (n=6) dogs.
Control | DHF | CRT | ANOVA | |
---|---|---|---|---|
Dyssynchrony Index (td) | 30±1.2 | 68±4.6 * | 31.3±5.1 | <0.0001 |
EF (%) | 66.7±3.1 | 24.8±2.6† | 33.1±2.6†‡ | <0.001 |
Stroke Volume (mL) | 34±2.7 | 21.5±2.4 | 31.9±3.8† | <0.03 |
End-diastolic Pressure (mmHg) | 6.2±1.4 | 30.9±2.5* | 28.8±2.5* | <0.0001 |
dP/dTmx/IP (sec-1) | 27.6±1.4 | 13.2±0.6† | 16.9±1.2‡ | <0.0001 |