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Table 5 Comparison of content validity index (S-CVI) of relevance and clarity

From: Evaluation of the content validity index of the Australian/Canadian osteoarthritis hand index, the patient-rated wrist/hand evaluation and the thumb disability exam in people with hand arthritis

Relevance

Clarity

 

PRWHE

TDX

AUSCAN

 

PRWHE

TDX

AUSCAN

PRWHE

0.85

(95% CI: 0.82–0.88)

Paired

t-Test

Paired

t-Test

PRWHE

0.95

(95% CI: 0.93–0.97)

Wilcoxon Signed ranks

Wilcoxon Signed ranks

TDX

p = 0.523

0.87

(95% CI: 0.85–0.89)

Paired

t-Test

TDX

p = 0.153

0.91

(95% CI: 0.89–0.94)

Wilcoxon Signed ranks

AUSCAN

p < 0.001

p = 0.001

0.92

(95% CI: 0.90–0.94)

AUSCAN

p = 0.001

p = 0.002

0.99

(95% CI: 0.98–1.00)

  1. Paired t-Test: Student’s t-Test for Matched Pairs; Wilcoxon Signed Ranks: Wilcoxon Matched-Pairs Signed-Ranks
  2. AUSCAN Australian and Canadian Osteoarthritis Index, TDX Thumb Disability Exam, PRWHE Patient Rated Wrist/Hand Evaluation
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