Table 2.
Bone mass and mechanical properties: means fat-free dry weight and ultimate bending force of the right tibias of the rats
| Groups | Tibial fat-free dry weight (mg) | Tibial ultimate bending force (N) | ||||
|---|---|---|---|---|---|---|
| Mean ± SD | Percent difference compared to age-matched sedentary control (%) | Percent difference compared to baseline control (%) | Mean ± SD | Percent difference compared to age-matched sedentary control (%) | Percent difference compared to baseline control (%) | |
| C | 315.91 ± 22.68 | 72.10 ± 7.08 | ||||
| 8S | 393.25 ± 42.49 | +24.48 | 91.60 ± 14.08 | +27.05 | ||
| 8Ex | 424.47 ± 27.57a | +7.9 | +34.36 | 103.20 ± 9.31a | +12.7 | +43.13 |
| 20S | 417.86 ± 48.51 | +32.27 | 90.70 ± 13.87 | +25.80 | ||
| 8Ex12S | 424.54 ± 55.14 | +1.6 | +34.39 | 103.70 ± 14.28a | +14.3 | +43.83 |
| 20Ex | 480.97 ± 35.93a,b | +15.1 | +52.25 | 122.90 ± 13.25a,b | +35.5 | +70.46 |
| 32S | 430.04 ± 30.00 | +36.13 | 104.60 ± 12.39 | +45.08 | ||
| 8Ex24S | 452.67 ± 24.75 | +5.3 | +43.29 | 110.70 ± 14.17 | +5.8 | +53.54 |
| 32Ex | 497.51 ± 50.09a,c | +15.7 | +57.48 | 126.10 ± 16.56a,c | +20.6 | +74.90 |
Values are means ± SD
a p < 0.05 compared to their age-matched sedentary controls
b p < 0.05 compared to 8Ex12S
c p < 0.05 compared to 8Ex24S