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Table 5 Exploratory factor analysis of the Igbo-WHODAS

From: World Health Organisation Disability Assessment Schedule (WHODAS 2.0): development and validation of the Nigerian Igbo version in patients with chronic low back pain

n = 200

1

2

3

4

5

6

7

WHODAS D5.4

.904

      

WHODAS D5.1

.846

      

WHODAS D5.2

.799

      

WHODAS D5.8

.790

      

WHODAS D5.7

.730

      

WHODAS D5.3

.724

      

WHODAS D5.5

.720

      

WHODAS D5.6

.704

      

WHODAS D6.1

.503

      

WHODAS D3.4

.421

      

WHODAS D6.8

.305

      

WHODAS D4.4

 

.897

     

WHODAS D4.1

 

.812

     

WHODAS D4.3

 

.680

     

WHODAS D4.2

 

.549

    

.364

WHODAS D6.3

 

.503

    

.332

WHODAS D1.5

 

.484

 

.377

   

WHODAS D4.5

 

.413

     

WHODAS D2.4

  

.809

    

WHODAS D2.2

  

.720

    

WHODAS D2.5

  

.640

    

WHODAS D2.1

  

.624

    

WHODAS D2.3

  

.584

    

WHODAS D6.4

  

.546

    

WHODAS D6.5

  

.477

    

WHODAS D1.2

   

.759

   

WHODAS D1.1

   

.713

   

WHODAS D1.3

   

.680

   

WHODAS D1.4

   

.473

   

WHODAS D1.6

 

.411

 

.459

   

WHODAS D6.6

    

.912

  

WHODAS D6.7

    

.828

  

WHODAS D3.1

  

.310

  

.737

 

WHODAS D3.2

     

.689

 

WHODAS D3.3

 

.456

   

.480

 

WHODAS D6.2

   

.408

  

.421

KMO = 0.92

χ2 = 4984.50***

  1. Only factor loadings above 0.3 are shown; KMO = Kaiser-Meyer-Olkin measure of sampling adequacy; χ2 = Bartlett’s test of sphericity tested with chi-square ***p < 0.001; Extraction Method: Principal Axis Factoring; Rotation Method: Promax with Kaiser Normalization; Rotation converged in 11 iterations.
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BMC Musculoskeletal Disorders

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