Table 1.
Basic morphometric and echocardiography data of different species
| Body weight (kg) | RR interval (ms) | ET (ms) | EDV (ml) | ESV (ml) | EF | LV mass (g) | |
|---|---|---|---|---|---|---|---|
| Mouse (n = 10) | 0.028 ± 0.002 | 92.3 ± 5.6 | 42 ± 3 | 0.024 ± 0.01 | 0.008 ± 0.003 | 0.65 ± 0.14 | 0.091 ± 0.02 |
| Rat (n = 15) | 0.272 ± 0.021 | 143.9 ± 16.3 | 63 ± 9 | 0.189 ± 0.05 | 0.065 ± 0.025 | 0.66 ± 0.08 | 0.596 ± 0.153 |
| Rabbit (n = 6) | 3.01 ± 0.39 | 307.2 ± 25.6 | 125 ± 17 | 3.1 ± 0.6 | 1.2 ± 0.4 | 0.61 ± 0.08 | 3.6 ± 0.5 |
| Dog (n = 8) | 26.6 ± 4.2 | 504 ± 70.9 | 166 ± 16 | 58.2 ± 13.7 | 23.4 ± 6.3 | 0.59 ± 0.07 | 95.7 ± 19.5 |
| Human (n = 38) | 70.2 ± 13.1 | 938.8 ± 181.3 | 305 ± 20 | 106.5 ± 33.1 | 31.6 ± 15.4 | 0.70 ± 0.11 | 177.8 ± 44 |
LV mass, left ventricular mass by the bullet equation; EDV, LV end-diastolic volume by Simpson's single-plane method; EF, LV ejection fraction by Simpson's single-plane method; ESV, LV end-systolic volume by Simpson's single-plane method; ET, LV ejection time by pulsed-wave Doppler echocardiography.