Table 4 Construct validity of the CAIT-C.

From: Development of a valid Chinese version of the Cumberland Ankle Instability Tool in Chinese-speaking patients with chronic ankle instability disorders

Scales

Spearman’s correlation coefficient (rs) a

P value

Hypotheses

FAAM

ADL

0.738

< 0.0001

≥ Moderate, and better than SF-36 wih CAIT-C

Sport

0.642

< 0.0001

SF-36

Physical function

0.443

< 0.0001

≥ Moderate, and worse than FAAM wih CAIT-C

Role-physical

0.560

< 0.0001

Bodily pain

0.522

< 0.0001

General health

0.422

< 0.0001

Vitality

0.260

0.003

≤ Poor, and worse than physical subscales of SF-36 and CAIT-C

Social function

0.140

0.109

Role-emotional

0.080

0.360

Mental health

0.183

0.036

  1. CAIT-C Chinese version of Cumberland Ankle Instability Tool, FAAM foot and ankle ability measure, ADL activity of daily living, SF-36 Short-Form 36.
  2. aCalculated by the Spearman's correlation coefficient (rs) of the CAIT-C with FAAM and SF-36.
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