Health worry, physical activity participation, and walking difficulty among older adults : A mediation analysis

Research output: Journal Publications and Reviews (RGC: 21, 22, 62)21_Publication in refereed journalpeer-review

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Original languageEnglish
Pages (from-to)12-21
Journal / PublicationResearch Quarterly for Exercise and Sport
Issue number1
Publication statusPublished - Mar 2009
Externally publishedYes


This study examined the effect of health worry (i.e., cognitive aspect of anxiety resulting from concern for health) on walking difficulty in a nationally representative sample (N = 7,527) of older adults (M age= 76.83 years). The study further tested whether physical activity mediates the effect of health worry on walking difficulty in a 6-year follow-up design. Results of a mediation analysis using structural equation modeling showed that people with a high degree of health worry engaged in less physical activity (β = -.24, p

Research Area(s)

  • Barriers, Gerontology, Mobility, Motivation