Frequency | Dominant second finger (n=104) | Dominant fifth finger (n=102) | Non-dominant second finger (n=102) | Non-dominant fifth finger (n=103) |
Hz | Unstandardised coefficient B (95% CI) | Unstandardised coefficient B (95% CI) | Unstandardised coefficient B (95% CI) | Unstandardised coefficient B (95% CI) |
8 | 1.42 (0.57 to 2.27)* | 1.47 (0.61 to 2.32)* | 0.85 (0.02 to 1.67)* | 0.97 (0.12 to 1.82)* |
16 | 1.28 (0.53 to 2.03)* | 1.40 (0.57 to 2.23)* | 0.98 (0.08 to 1.87)* | 0.94 (0.06 to 1.81)* |
32 | 1.11 (0.37 to 1.84)* | 1.14 (0.27 to 2.01)* | 0.99 (0.14 to 1.84)* | 0.53 (−0.40 to 1.46) |
64 | 1.52 (0.50 to 2.55)* | 1.83 (0.78 to 2.88)* | 1.38 (0.31 to 2.45)* | 1.10 (−0.06 to 2.26) |
125 | 1.64 (0.59 to 2.69)* | 2.16 (0.72 to 3.59)* | 1.63 (0.35 to 2.91)* | 1.59 (0.08 to 3.09)* |
250 | 2.40 (1.09 to 3.61)* | 2.39 (0.57 to 4.21)* | 1.99 (0.46 to 3.51)* | 2.26 (0.56 to 3.96)* |
500 | 1.99 (0.56 to 3.43)* | 2.76 (1.03 to 4.48)* | 2.16 (0.42 to 3.90)* | 2.07 (0.36 to 3.77)* |
All associations were age adjusted, using categories of age <60 and ages 60–69 years.
*P≤0.05.
HAV, hand–arm vibration; VPT, vibration perception threshold.