Research Database

263 results for "General Activity"


Short Sleep Duration in Middle Childhood: Risk Factors and Consequences

  • Published on August 1, 2007

Objectives: To measure sleep duration in 7-year-old children; identify the determinants of sleep duration; and assess the association between short sleep duration and obesity, cognitive functioning, and behaviour. Design: Longitudinal study with disproportionate sampling of the participants. Setting: Community. Participants: 591 seven-year-old children, of whom 519 had complete sleep data. Interventions: Not ...


Physical Activity and Physical Function in Older Adults With Knee Osteoarthritis

  • Published on Augus 6, 2013

Purpose: To assess correlates of physical activity, and to examine the relationship between physical activity and physical functioning, in 160 older (66 ± 6 years old), overweight/obese (mean body mass index = 33.5 ± 3.8 kg/m2), sedentary (less than 30 mins of activity, 3 days a week) individuals with knee osteoarthritis. Methods: Physical activity was measured with accelerometers ...


Associations Between Active Commuting to School and Objectively Measured Physical Activity

  • Published on August 6, 2013

Background: To provide more accurate assessment of commuting behavior and potential health effect, it is important to have accurate methods. Therefore, the current study aimed to a) compare questionnaire reported mode of commuting with objectively measured data from accelerometer and cycle computer, b) compare moderate vigorous physical activity (MVPA) among ...



Calibration of accelerometer output for children

  • Added on August 5, 2013

Understanding the determinants of physical activity behavior in children and youths is essential to the design and implementation of intervention studies to increase physical activity. Objective methods to assess physical activity behavior using various types of motion detectors have been recommended as an alternative to self-report for this population because ...


Promoting healthy weight in primary school children through physical activity and nutrition education: a pragmatic evaluation of the CHANGE! randomised intervention study

  • Published on July 2, 2013

Background: This pragmatic evaluation investigated the effectiveness of the Children’s Health, Activity and Nutrition: Get Educated! (CHANGE!) Project, a cluster randomised intervention to promote healthy weight using an educational focus on physical activity and healthy eating. Methods: Participants (n = 318, aged 10–11 years) from 6 Intervention and 6 Comparison schools took part in ...


Comparative Effectiveness of Afterschool Programs to Increase Physical Activity

  • Added on August 2, 2013

Background: We conducted a comparative effectiveness analysis to evaluate the difference in the amount of physical activity children engaged in when enrolled in a physical activity-enhanced after-school program (ASP) based in a community recreation center versus a standard school-based ASP. Methods: The study was a natural experiment with 54 elementary school ...



Eating breakfast more frequently is cross-sectionally associated with higher physical activity and lower levels of adiposity in overweight Latina and African American girls

  • Published on June 26, 2013

Background: Eating breakfast is believed to promote a healthy body weight. Yet, few studies have examined the contribution of energy balance–related behavioral factors to this relation in minority youth. Objective: We assessed the associations between breakfast consumption and dietary intake, physical activity (PA), and adiposity before and after accounting ...