Table 2.
Heart rate, blood pressure and body composition before and after 8 weeks of training in the three groups
| Outcomes | WV (n = 15) | WBV (n = 17) | WBV + WV (n = 19) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Pre-test | Post-test | Mean difference ± 95%CI |
Pre-test | Post-test | Mean difference ± 95%CI |
Pre-test | Post-test | Mean difference ± 95%CI |
p-value between 3 groups |
|
| Heart rate (bpm) | 78.1 ± 9.1 | 76.7 ± 8.2 | -1.4 ± 2.6 | 76.8 ± 8.0 | 73.3 ± 8.7 | −3.5 ± 4.1 | 77.6 ± 8.1 | 73.3 ± 8.7 | −4.3 ± 4.3 | 0.268 |
|
Systolic blood pressure (mm Hg) |
120.5 ± 14.3 | 115.5 ± 12.4 | −5.1 ± 6.7 | 121.7 ± 13.7 | 120.6 ± 12.7 | −1.1 ± 6.7 | 123.5 ± 9.9 | 121.2 ± 10.6 | − 2.4 ± 4.7 | 0.625 |
|
Diastolic blood pressure (mm Hg) |
74.1 ± 9.1 | 70.7 ± 9.3 | − 3.4 ± 4.5 | 72.1 ± 6.9 | 71.1 ± 7.8 | −1.0 ± 5.0 | 77.0 ± 6.4 | 75.5 ± 9.3 | −1.5 ± 5.4 | 0.772 |
|
Body mass index (kg.m− 2) |
25.2 ± 3.1 | 25.2 ± 3.2 | − 0.0 ± 0.3 | 26.0 ± 4.3 | 25.9 ± 4.4 | − 0.1 ± 0.3 | 26.6 ± 4.0 | 26.5 ± 4.0 | − 0.1 ± 0.2 | 0.185 |
| Fat (%) | 33.6 ± 6.5 | 33.5 ± 7.1 | − 0.1 ± 1.6 | 34.7 ± 1.0 | 34.1 ± 10.3 | −0.6 ± 0.7 | 34.3 ± 10.6 | 33.6 ± 10.6 | −0.7 ± 0.8 | 0.659 |
| Fat mass (kg) | 20.0 ± 6.0 | 19.8 ± 6.5 | −0.2 ± 0.7 | 22.1 ± 9.1 | 21.6 ± 9.2 | −0.4 ± 0.6 | 22.2 ± 9.1 | 21.5 ± 8.7 | −0.7 ± 0.7 | 0.600 |
| Muscle mass (kg) | 36.9 ± 7.0 | 37.5 ± 7.0 | 0.6 ± 0.4* | 36.9 ± 5.8 | 37.7 ± 5.5 | 0.8 ± 1.3* | 38.5 ± 6.5 | 39.5 ± 6.7 | 1.0 ± 1.1* | 0.227 |
Data are mean ± SD for pre-test and post-test and mean ± 95% confidence interval for post-pre test change
WV weighted vest (10% of body weight), WBV whole body vibration, WBV + WV whole body vibration combined with weighted vest (10% of body weight)
*Significant difference compared within group (pre vs post), p < 0.05