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Comparison of Physical Activity Measurements in Preschool-Aged Children Using the System for Observing Play and Leisure Activity in Youth (SOPLAY) and Accelerometers
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David LaRocca; Jennie Quinlan; Sharon Scarbro; Charlotte Farewell; Jini Puma – Measurement in Physical Education and Exercise Science, 2025
This study tested the equivalence of concurrently collected measurements of physical activity in children ages 3-5 years from the System for Observing Play and Leisure Activity in Youth (SOPLAY) and accelerometers. Accelerometry-based physical activity measurements were collected from 109 preschool children across 18 sites, and SOPLAY was used to…
Descriptors: Preschool Children, Physical Activity Level, Measurement Equipment, Measurement Techniques
Direct and Indirect Causal Effects of an Individual Randomized Physical Activity-Promoting Intervention: A Substantive-Methodological Synergy
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Nicholas D. Myers; Ahnalee M. Brincks; Seungmin Lee – Measurement in Physical Education and Exercise Science, 2025
Physical activity (PA) promotion is an ideal intervention target for public health because it has the potential to help individuals feel better, sleep better, and perform daily tasks more easily, in addition to providing disease prevention benefits. There is strong evidence that individual-level theory-based behavioral interventions are effective…
Descriptors: Physical Activity Level, Intervention, Program Effectiveness, Adults
Reliability and Validity of Physical Activity Measures for Children and Adolescents: The NCCOR Measures Registry Review
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Karin A. Pfeiffer; Kimberly A. Clevenger; Aaron P. Wood; Jennifer Zink; Amanda Sharfman; Meher Din – Measurement in Physical Education and Exercise Science, 2025
In 2011, the National Collaborative on Childhood Obesity Research established a Measures Registry (updated in 2020) for four key variables associated with childhood obesity. We analyzed the individual physical activity behaviors portion of the Measures Registry to highlight strengths and gaps in the reliability and validity literature for…
Descriptors: Physical Activity Level, Test Validity, Test Reliability, Children
The Importance of Physical Activity Variability and Its Relation with Attention-Deficit/Hyperactivity Disorder Symptoms in Young Children
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Hannah Scott; Erin K. Shoulberg; Allison Krasner; Marissa Dennis; Connie L. Tompkins; Alan L. Smith; Betsy Hoza – Journal of Attention Disorders, 2025
Objectives: There is a need to examine the utility of objective measures of attention-deficit/hyperactivity disorder (ADHD) symptoms in children. Objective measures of ADHD symptoms, such as physical activity, may provide a more nuanced assessment of behavior that can be used to augment traditional cross-informant ratings of ADHD symptoms by…
Descriptors: Physical Activity Level, Attention Deficit Hyperactivity Disorder, Symptoms (Individual Disorders), Individual Differences