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Table 1 Pattern Loading Coefficients from Factor Analyses with Oblique Rotation (n = 310)

From: Does parallel item content on WOMAC's Pain and Function Subscales limit its ability to detect change in functional status?

 

WOMAC-PF

SIMILAR-8

DISSIMILAR-8

 

Factor 1

Factor 2

Factor 3

Factor 1

Factor 2

Factor 1

Factor 2

WOMAC Pain

       

Pain walking on flat surface

-.028

.681

.298

.658

.165

.064

.792

Pain going up or down stairs

-.035

.809

.150

.862

-.004

.095

.729

Pain at night while in bed

.027

.164

.793

-.038

.806

-.096

.791

Pain sitting or lying

.096

.239

.694

.105

.726

-.017

.798

Pain standing

-.003

.606

.373

.532

.323

.057

.763

WOMAC Physical Function

       

Descending stairs

-.020

.862

-.158

.950

-.237

  

Ascending stairs

.148

.746

-.069

.868

-.056

  

Rising from sitting

.430

.460

-.020

.594

.249

  

Standing

.205

.573

.137

.552

.306

  

Bending to floor

.608

.140

.080

  

.625

.158

Walking on flat

.136

.627

.138

.646

.164

  

Getting in/out of car

.665

.183

-.026

  

.742

.053

Going shopping

.266

.578

.068

  

.453

.404

Putting socks/stockings on

.926

-.314

.140

  

.777

-.085

Rising from bed

.772

-.004

.117

.167

.628

  

Taking off socks/stockings

.829

-.104

.138

    

Lying in bed

.486

-.066

.561

-.120

.934

  

Getting in/out of bath

.733

.203

-.192

  

.870

-.105

Sitting

.558

.109

.307

.148

.709

  

Getting on/off toilet

.760

.152

-.062

  

.823

-.010

Heavy domestic duties

.604

.338

-.171

  

.788

.038

Light domestic duties

.614

.323

-.061

  

.768

.110

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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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