Table 1.
Normalized heart and left ventricle based BSA and tibia length of rats (n=14) and BW, HW, tibia length, body surface, and cardiac structural and functional indexes of rats’ hearts after 14 weeks of endurance training
| Index | Group | Mean ± SD | P value |
|---|---|---|---|
| LVW (g)/tibial length (c) | ET | 0.01913 ± 0.00138 | 0.216 |
| CON | 0.01826 ± 0.00109 | ||
| LVW (g)/BSA (cm2) | ET | 0.168 ±0 .0086 | 0.004** |
| CON | 0.15 ± 0.0068 | ||
| LVW (g)/HW (g) | ET | 0.6136 ± 2.73 | 0.096 |
| CON | 0.6465 ± 3.85 | ||
| LVW (g)/BW (kg) | ET | 2.3 ± 0.18 | 0.011* |
| CON | 2.05 ± 0.12 | ||
| LVW (g) | ET | 0.75918 ± 0.04904 | 0.435 |
| CON | 0.73968 ± 0.04472 | ||
| BSA (cm2) | ET | 451.19 ± 22.7 | 0.021* |
| CON | 481.57 ± 20 | ||
| HW (g) | ET | 1.23 ± 0.059 | 0.058 |
| CON | 1.14 ± 0.096 | ||
| Final BW (g) | ET | 331.2 ± 33.4 | 0.065 |
| CON | 361.2 ± 16.8 | ||
| Tibia length (mm) | ET | 39.7 ± 0.95 | 0.476 |
| CON | 40.57 ± 2.86 | ||
| Septum (mm) | ET | 1.96 ± 0.499 | 0.323 |
| CON | 1.7 ± 0.203 | ||
| LVDd (mm) | ET | 5.001 ± 0.719 | 0.003** |
| CON | 3.98 ± 0.13 | ||
| RVDd (mm) | ET | 1.81 ± 0.47 | 0.812 |
| CON | 1.77 ± 0.158 | ||
| RVAWT (mm) | ET | 1.21 ± 0.2 | 0.379 |
| CON | 1.29 ± 0.11 | ||
| RVD (mm) | ET | 1.77 ± 0.4 | 0.841 |
| CON | 1.73 ± 0.32 | ||
| PWT (mm) | ET | 1.57 ± 0.437 | 0.939 |
| CON | 1.585 ± 0.166 | ||
| FS (%) | ET | 63.84 ± 8 | 0.036* |
| CON | 55.41 ± 4.9 | ||
| EF (%) | ET | 91.02 ± 4.8 | 0.066 |
| CON | 86.1 ± 4.1 | ||
| SV (ml) | ET | 3.18 ± 0.53 | 0.002** |
| CON | 2.2 ± 0.24 | ||
LVW; Left ventricular weight, BSA; Body surface area, EF; Ejection fraction, SV; Stroke volume, HW; Heart weight, BW; Body weight, LVDd; Left ventricular diameter end-systolic, RVDd; Right ventricular diameter end-systolic, RVAWT; Right ventricular anterior wall thickness, RVD; Right ventricular dimension, PWT; Posterior wall thickness, FS; Fractional shortness, ET; Endurance training, and CON; Control.