Neurology Research International / 2013 / Article / Tab 1

Research Article

Methodology of an International Study of People with Multiple Sclerosis Recruited through Web 2.0 Platforms: Demographics, Lifestyle, and Disease Characteristics

Table 1

Summary of validated tools used.

Outcome variableInstrument (reference)Number of itemsAuthors (reference)

DisabilityPatient determined disease steps (PDDS) 1Hohol et al., 1995 [12]
ComorbiditiesSelf-administered comorbidity questionnaire (SCQ)13 Sangha et al., 2003 [13]
Health-related quality of lifeMultiple sclerosis quality of life-54 (MSQOL-54)54Vickrey et al., 1995 [14]
Dietary habitsDiet habits questionnaire (DHQ), modified20McKellar et al., 2008 [15]
Physical activityInternational physical activity questionnaire (IPAQ)7Craig et al., 2003 [16]
Social supportSingle item measure of social support (SIMSS)1Blake and McKay, 1986 [17]
FatigueFatigue severity scale (FSS)9Krupp et al., 1989 [18]
DepressionPatient health questionnaire short version (PHQ-2)2Kroenke et al., 2003 [19]

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