Official Journal of the Italian Society of Orthopaedics and Traumatology
Table 6 Univariate meta-regression analysis for assessing the effect of suspected variables on the pooled WMD of outcomes
Outcome | Variable | β | 95% confidence interval for β | P value |
|---|---|---|---|---|
ML postural control (CE) | Year of study | 0.12 | –0.59, 0.85 | 0.264 |
Vibration type | – | – | – | |
Vibration frequency | 0.69 | –5.02, 6.42 | 0.365 | |
|  | Vibration time (week)a | 0.03 | –1.11, 1.17 | 0.811 |
AP postural control (CE) | Year of study | 0.42 | –0.71, 1.56 | 0.249 |
Vibration type | 0.34 | –14.12, 14.81 | 0.927 | |
Vibration frequency | 4.43 | 0.18, 8.68 | 0.046 | |
|  | Vibration time (week)a | 0.29 | –4.41, 5.00 | 0.557 |
ML postural control (OE) | Year of study | –0.23 | –3.86, 3.38 | 0.556 |
Vibration type | –2.23 | –6.37, 1.89 | 0.092 | |
Vibration frequency | 1.11 | –0.94, 3.18 | 0.092 | |
|  | Vibration time (week)a | –0.17 | –3.19, 2.84 | 0.599 |
AP postural control (OE) | Year of study | 0.10 | –1.02, 1.23 | 0.444 |
Vibration type | – | – | – | |
Vibration frequency | –0.06 | –13.50, 13.36 | 0.958 | |
|  | Vibration time (week)a | – | – | – |
Hamstring PT | Year of study | 5.64 | –24.84, 36.12 | 0.256 |
Vibration type | –5.62 | –139.26, 128.01 | 0.678 | |
Vibration frequency | 5.64 | –24.84, 36.12 | 0.256 | |
|  | Vibration time (week)a | – | – | – |
Quadriceps PT | Year of study | –0.02 | –0.06, 0.01 | 0.138 |
Vibration type | –0.05 | –0.50, 0.35 | 0.769 | |
Vibration frequency | –0.01 | –0.28, 0.25 | 0.894 | |
|  | Vibration time (week)a | –0.01 | –0.02, 0.01 | 0.655 |