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Table 4 Correlation coefficient matrix between the domains of WHODAS 2.0, SF36, BDI and FIQ

From: Functioning in the fibromyalgia syndrome: validity and reliability of the WHODAS 2.0

 

WHODAS 2.0 Domains

Cognition

Mobility

Self-care

Getting along

Life activity

Work activity

Domestic activity

Participation

Total

SF 36

SF36 Total

− 0.4055*

− 0.4716*

− 0.5394*

− 0.5462*

− 0.4436*

− 0.2242

− 0.5522*

− 0.4819*

− 0.6435*

Physical Functioning

− 0.3403*

− 0.5581*

− 0.4397*

− 0.2362

− 0.4917*

− 0.3756*

− 0.4509*

− 0.2828*

− 0.4894*

Role Physical

− 0.1648

− 0.2165

− 0.3209*

− 0.2201

− 0.2657

− 0.0394

− 0.4692*

− 0.3264*

− 0.3301*

Bodily Pain

− 0.1658

− 0.1783

− 0.0933

0.0319

− 0.1750

− 0.0431

− 0.2258

− 0.0593

− 0,2001*

General Health

− 0.2017

− 0.3715*

− 0.5347*

− 0.3230*

− 0.4297*

− 0.2075

− 0.5094*

− 0.3377*

− 0.4483*

Vitality

− 0.2821*

− 0.3880*

− 0.3269*

− 0.1622

− 0.1715

− 0.0124

− 0.3146*

− 0.3150*

− 0.4100*

Social Functioning

− 0.3268*

− 0.2279

− 0.1436

− 0.3691*

− 0.2875*

− 0.2328

− 0.2485

− 0.2066

− 0.3664*

Role Emotional

− 0.0244

− 0.0095

− 0.2995*

− 0.3411*

− 0.1032

− 0.0236

− 0.1586

− 0.0353

− 0.1165

Mental Health

− 0.3287*

− 0.2005

− 0.0588

− 0.3317*

− 0.1434

− 0.1130

− 0.1517

− 0.2844*

− 0.2832*

FIQ

0.3419*

0.4355*

0.3105*

0.1857

0.3894*

0.1833

0.4640*

0.3615

0.4857*

BDI

0.5005*

0.3767*

0.2828

0.5276*

0.2643

0.2528

0.2387

0.2866

0.4616*

  1. *p < 0.05; FIQ = Fibromyalgia Impact Questionnaire; WHODAS = World Health Organization Disability Assessment Schedule; SF36 = Medical Outcomes Study 36- Item Short-Form Health Survey; BDI = Beck Depression Index