Table 3.
Global peak velocities in murine, rabbit and human hearts (vr: radial, vφ : rotational, vz: long-axis)
| Velocity | Slice | Peak Systolic velocity [cm/s] | Peak Diastolic velocity [cm/s] | ||||
|---|---|---|---|---|---|---|---|
| |
|
Mice |
Rabbits |
Humans |
Mice |
Rabbits |
Humans |
|
vr |
basal |
0.9 ± 0.2 |
2.1 ± 0.2 |
2.9 ± 0.7 |
−1.4 ± 0.3 |
−4.3 ± 0.4 |
−5.2 ± 1.4 |
| mid |
0.9 ± 0.2 |
2.0 ± 0.4 |
2.7 ± 0.7 |
−1.6 ± 0.5 |
−4.5 ± 0.8 |
−5.3 ± 1.5 |
|
| apical |
0.9 ± 0.2 |
1.4 ± 0.2 |
2.3 ± 0.7 |
−1.8 ± 0.4 |
−3.3 ± 0.7 |
−4.4 ± 1.8 |
|
|
vz |
basal |
1.4 ± 0.4 |
4.3 ± 0.9 |
7.4 ± 1.5 |
−2.7 ± 0.4 |
−8.0 ± 1.0 |
−12.7 ± 2.9 |
| mid |
1.2 ± 0.3 |
3.2 ± 0.7 |
5.8 ± 1.5 |
−2.3 ± 0.6 |
−4.9 ± 1.3 |
−8.7 ± 2.7 |
|
| apical |
0.9 ± 0.3 |
1.6 ± 0.5 |
4.0 ± 1.4 |
−1.1 ± 0.6 |
−1.3 ± 0.5 |
−4.3 ± 1.7 |
|
| |
|
Peak early-systole |
Peak mid-systole |
||||
| vφ | basal |
0.8 ± 0.4 |
−1.3 ± 0.5 |
−3.7 ± 1.8 |
0.1 ± 0.2 |
1.6 ± 0.4 |
2.6 ± 1.1 |
| mid |
0.7 ± 0.3 |
−1.8 ± 0.5 |
−3.9 ± 1.7 |
−0.1 ± 0.1 |
0.9 ± 0.5 |
1.5 ± 1.0 |
|
| apical | 0.7 ± 0.3 | −1.5 ± 0.5 | −3.3 ± 1.4 | −0.3 ± 0.2 | 0.5 ± 0.6 | 0.5 ± 0.8 | |
The peak velocities between all species are significantly different (p < 0.005) except for the radial diastolic velocities between rabbits and humans (all slices).