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Table 2 Psychometric properties of the Ar-FJS (N = 52)

From: Psychometric properties of the Arabic version of the Forgotten Joint Score usage in total hip arthroplasty

Psychometric property

Value

p-value

Validity

 

Construct validity

  

rWOMAC score

0.595**

< 0.001

 

Content validity (N = 107)

  

Ceiling effect

2 (1.9%)

-

  

Floor effect

2 (1.9%)

-

Reliability

 

Internal consistency (N = 111)

  

Cronbach’s α

0.957

-

 

Test-retest reliability

  

Intraclass correlation coefficient

0.931 (0.890–0.957)

< 0.001

  

SEM

3.93

-

  

MDC

10.89

-

  1. ** Correlation is significant at the 0.01 level (2-tailed)
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X