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Table 2 Intraclass correlation coefficients (ICC) with 95% confidence intervals and Pearson correlation coefficients for tests and retests of Baseline hand grip, Pinch grip, 3-Chuck grip, and the determination of vibration perception thresholds and temperature perception threshold in the total population of vibration exposed workers and referents

From: Test-retest reliability of neurophysiological tests of hand-arm vibration syndrome in vibration exposed workers and unexposed referents

Variables

ICC (95% CI)

Pearson corr

Baseline, right hand (kgs)

0.97 (0.94-0.99)

0.97 (p > 0.001)

Baseline, left hand (kgs)

0.98 (0.95-0.99)

0.98 (p < 0.001)

Pinch grip, right hand (kgs)

0.98 (0.96-0.99)

0.98 (p < 0.001)

Pinch grip, left hand (kgs)

0.97 (0.93-0.99)

0.97 (p < 0.001)

3-Chuck grip, right hand (kgs)

0.95 (0.89-0.98)

0.95 (p < 0.001)

3-Chuck grip, left hand (kgs)

0.93 (0.85-0.97)

0.93 (p < 0.001)

VPT, dig 2, right hand (SI-index)

0.59 (0.25-0.80)

0.59 (p = 0.003)

VPT, dig 2, left hand (SI-index)

0.90 (0.78-0.96)

0.90 (p < 0.001)

VPT, dig 5, right hand (SI-index)

0.84 (0.67-0.93)

0.85 (p < 0.001)

VPT, dig 5, left hand (SI-index)

0.93 (0.84-0.97)

0.93 (p < 0.001)

TPTcold, dig 2, right hand (°C)

0.40 (−0.01-0.69)

0.40 (p = 0.066)

TPTwarmth, dig 2, right hand (°C)

0.67 (0.37-0.85)

0.67 (p = 0.001)

TPTcold, dig 2, left hand (°C)

0.89 (0.77-0.95)

0.89 (p < 0.001)

TPTwarmth, dig 2, left hand (°C)

0.75 (0.50-0.89)

0.74 (p < 0.001)

TPTcold, dig 5, right hand (°C)

0.46 (0.08-0.73)

0.64 (p = 0.001)

TPTwarmth, dig 5, right hand (°C)

0.51 (0.14-0.76)

0.50 (p = 0.015)

TPTcold, dig 5, left hand °C)

0.75 (0.50-0.89)

0.76 (p < 0.001)

TPTwarmth, dig 5, left hand (°C)

0.78 (0.56-0.90)

0.79 (p < 0.001)