Table 1 Mean values of the clinical examination and measurements of the heart and the right coronary artery using two-dimensional and M-mode ultrasonography in horses divided into three groups: group I – racing horses, group II – sport horses, group III – retired horses
Group I (n = 10) | Group II (n = 12) | Group III (n = 14) | All (n = 36) | |
|---|---|---|---|---|
Age (years) | 5.5 ± 1.6 *^ | 8.9 ± 2.6 # | 21.6 ± 3.2 | 12.9 ± 7.6 |
Height (cm) | 156.6 ± 3.3 | 161.9 ± 15.7 | 163.4 ± 9.2 | 161.8 ± 10.7 |
Body weight (kg) | 490 ± 61 | 536.8 ± 98.7 | 535.4 ± 76.8 | 523.3 ± 81.5 |
HR (per min.) | 32.8 ± 4.5 *^ | 37.3 ± 2.9 | 38.0 ± 3.1 | 36.3 ± 4.1 |
IVSd (mm) | 32.3 ± 5.1 | 31.6 ± 7.6 | 31.2 ± 5.7 | 31.6 ± 6.1 |
LVIDd (mm) | 114.2 ± 9.5 | 113 ± 14.4 | 109.7 ± 14.4 | 112.2 ± 13 |
LVFWd (mm) | 22.6 ± 2.8 *^ | 36.5 ± 3.8 | 26.1 ± 3.4 | 25.3 ± 3.7 |
IVSs (mm) | 47.5 ± 4.7 | 46.6 ± 5.9 | 48.1 ± 7.3 | 47.5 ± 6.1 |
LVIDs (mm) | 66. ± 7.6 | 61.2 ± 11 | 56.4 ± 11.3 | 60.9 ± 10.9 |
LVFWs (mm) | 43.1 ± 3.6 | 42.1 ± 7.9 | 42 ± 5.9 | 42.4 ± 6 |
FS (%) | 41.9 ± 3.8 ^ | 45.9 ± 6.8 | 48.8 ± 5.9 | 45.9 ± 6.4 |
EF (%) | 77.4 ± 6.4 ^ | 75.1 ± 7.5 | 69.4 ± 4.5 | 74.1 ± 7 |
LVM (g) | 3849.1 ± 483.2 | 3756.8 ± 1025.5 | 3601.3 ± 910.5 | 3721.9 ± 842.3 |
RCA systole diameter (mm) | 13.6 ± 1.3 | 13.1 ± 1.5 | 12.8 ± 1.5 | 13.1 ± 1.5 |
RCA diastole diameter (mm) | 11 ± 1.3 | 11.8 ± 1.4 | 11.5 ± 1.3 | 11.5 ± 1.3 |
RCA systole area (cm2) | 1.3 ± 0.2 | 1.3 ± 0.3 | 1.4 ± 0.3 | 1.3 ± 0.2 |
RCA diastole area (cm2) | 1 ± 0.2 ^ | 1.1 ± 0.2 | 1.2 ± 0.2 | 1.1 ± 0.2 |