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Table 2 Comparisons of displacement of the control and CAI groups by force*

From: Quantitative analysis with load–displacement ratio measured via digital arthrometer in the diagnostic evaluation of chronic ankle instability: a cross-sectional study

Load

Control

(n = 160)

CAI

(n = 153)

p value

Effect size

30 N

3.636 ± 0.875

4.794 ± 0.998

< 0.001

1.23

45 N

5.185 ± 1.228

6.931 ± 1.243

< 0.001

1.41

60 N

6.300 ± 1.384

8.511 ± 1.422

< 0.001

1.58

75 N

7.348 ± 1.537

9.837 ± 1.566

< 0.001

1.60

90 N

8.250 ± 1.650

10.939 ± 1.669

< 0.001

1.62

105 N

9.166 ± 1.791

11.989 ± 1.765

< 0.001

1.59

120 N

9.937 ± 1.906

12.865 ± 1.873

< 0.001

1.55

  1. CAI chronic ankle instability, SD standard deviation
  2. *Values are presented as mean \(\pm\) SD; the level of significance is set a priori at p < 0.05