The Role of Age in Moderating the Association Between Disability and Light-Intensity Physical Activity.

摘要: Abstract Purpose There's a lack of evidence on the association between light-intensity physical activity and disability. This study examines relationships in by self-reported function five domains (i.e., activities daily living [ADL], instrumental ADL, leisure activities, lower extremity, general activities), whether this varies age. Design Cross-sectional. Setting Data from National Health Nutrition Examination Survey 2003–2004 2005–2006 waves. Subjects Participants included 5700 men women ages 20 to 85 years. Measures Difficulty with various was measured Physical Functioning Questionnaire, accelerometer-measured activity, demographics, self-rated health. Analysis Ordinary least squares regression models were run examine relationship each domain, moderating effect Analyses controlled for body mass index, moderate-to-vigorous–intensit...