Comparing Multiple Measures of Physical Activity in African-American Adults
Bibliographic Data
OBJECTIVES: We assessed the agreement between self-reported and accelerometer-assessed physical activity (PA) in African-American adults by sex, education, income, and weight status. METHODS: Participants (N = 274) completed the International PA Questionnaire short form (IPAQ-S), Behavioral Risk Factor Surveillance System (BRFSS) PA questions, and PA Questionnaire (PAQ) and a 7-day accelerometer protocol using a waist-worn ActiGraph GT3X accelerometer. Interrelationships among PA measures were assessed by sociodemographics. RESULTS: Participants consistently reported doing ≥150 minutes of moderate-to-vigorous-intensity PA (MVPA) per week via self-report measures and did 113.5±179.4 minutes of accelerometer-assessed MVPA/week. Men self-reported and did more MVPA than women (p < .01). Regardless of sex, there were low correlations between self-report and accelerometer-assessed MVPA (r = .092–.190). Poor agreement existed between self-report and accelerometry for classifying participants as meeting PA recommendations (Cohen k = .054−.136); only half of the participants were classified the same by both self-report and accelerometry. CONCLUSIONS: There was generally poor relative agreement between self-report and accelerometer-based assessments of MVPA in this sample of African-American adults. Findings suggest that self-report measures may perform better among African-American women than men, regardless of socioeconomic or weight status
Accelerometer · African american · Anthropometry · Behavioral Risk Factor Surveillance System · Environmental health · Obesity · Physical activity · Physical therapy · Population · Socioeconomic status · Waist · Demography · Medicine · Mobile Health and mHealth Applications · Obesity, Physical Activity, Diet · Physical Activity and Health · Psychology · Gerontology
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| Highly cited | No |