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Table 2 Test-retest reliability results of the key pinch force sense

From: Test–retest reliability of tip, key, and palmar pinch force sense in healthy adults

 

Force level

Session 1 (%)

Session 2 (%)

Mean difference (%)

ICC (95% CI)

SEM (%)

95% LOA (%)

AE

10% MVIC

37.4 ± 29.9

42.1 ± 32.3

−4.6 ± 20.5

0.88 (0.79–0.93)

7.24

−44.8 - 35.5

 

30% MVIC

14.9 ± 8.3

13.7 ± 7.4

1.1 ± 7.4

0.71 (0.51–0.83)

3.99

−13.4 - 15.7

 

50% MVIC

14.7 ± 9.9

14.1 ± 7.9

0.5 ± 6.3

0.86 (0.76–0.92)

2.33

− 11.7 - 12.8

CE

10% MVIC

34.0 ± 32.8

38.2 ± 35.7

−4.1 ± 22.2

0.88 (0.8–0.93)

7.68

−47.7 - 39.5

 

30% MVIC

1.9 ± 16.1

1.9 ± 14.3

0.1 ± 10.6

0.86 (0.77–0.92)

3.90

−20.7 - 20.8

 

50% MVIC

− 11.9 ± 12.4

− 10.8 ± 11.1

− 1.1 ± 7.8

0.88 (0.79–0.93)

2.72

−16.3 - 14.1

  1. Mean absolute error (AE), constant error (CE), mean difference, intraclass correlation coefficient (ICC) with 95% confidence interval (CI), standard error of the measurement (SEM), and 95% limits of agreement (LOA) between the test and retest of the key pinch at three force levels