Research Database
Topic: Cohort
Back to Research DatabaseObjective measurement of levels and patterns of physical activity
Objective: To measure the levels and patterns of physical activity, using accelerometers, of 11-year-old children participating in the Avon Longitudinal Study of Parents and Children (ALSPAC). Design: Cross-sectional analysis.... Continue Reading >>>
- Authors: Chris J Riddoch, Calum Mattocks, Kevin Deere, Jo Saunders, Jo Kirkby, Kate Tilling, Sam D Leary, Steven N Blair, Andy R Ness
- Institutions: University of Bath, University of Bristol, University of South Carolina
Longitudinal study of two-year changes in objectively measured physical activity and sedentary behavior in a representative sample of English children
INTRODUCTION: Physical activity (PA) may be important for preventing obesity, and PA is believed to decline during childhood, but the timing and extent of the decline in contemporary children... Continue Reading >>>
- Authors: Basterfield L, Adamson A.J., Frary J.K., Parkinson K.N., Pearce M.S. and Reilly J.J.
- Institutions: Institute of Health and Society, Human Nutrition Research Centre, Newcastle University, Newcastle upon Tyne, UK; Institute of Health and Society, Newcastle University, Newcastle upon Tyne, UK; University Division of Developmental Medicine, University of Glasgow, Glasgow, UK
Physical Activity and Screen Time: Effects of the Physical Home Environment
Purpose Associations between the environment and physical activity have mostly focused on the larger neighborhood environment while there has been a paucity of research on the role that the... Continue Reading >>>
- Authors: John R. Sirard, Melissa Nelson Laska, Carrie D. Heitzler, Kian Farbakhsh, Leslie A. Lytle
- Institutions: University of Minnesota, Minneapolis, MN
A Methodological Model for Collecting High-Quality Data on Physical Activity in Developing Settings—The Experience of the 1993 Pelotas (Brazil) Birth Cohort Study
Background: Prospective studies on physical activity (PA), diet, and body composition in adolescents are lacking. particularly outside high-income countries. Goals: To describe the methods used to assess these variables... Continue Reading >>>
- Authors: Felipe Fossati Reichert, Ana Maria Batista Menezes, Jonathan Charles Kingdom Wells, Ulf Ekelund, Fabiane Mac hado Rodrigues, and Pedro Curi Hallal
- Institutions: --
Association Between High Intensity Physical Activity and Vascular Function in 9- 11 Year Olds.
Background: The prevalence of obesity and physical inactivity in Western countries has increased rapidly. Both are modifiable risk factors for cardiovascular disease; a process which has its origins in childhood. The... Continue Reading >>>
- Authors: N. Hopkins, G. Stratton T.M. Tinken, N. McWhannell N. Ridgers, L.E.F. Graves, N.T. Cable, and D.J. Green
- Institutions: Research Institute for Sport and Exercise Science, Liverpool John Moores University, United Kingdom,2School of Sport Science, Exercise and Health, The University of Western Australia
Physical Activity, Cardiorrespiratory Fitness and Adiposity in Young Adults: the Cuenca Study, Spain
Background: There is not consistent evidence about the relationship between physical activity (PA) and different markers of fatness after controlling for cardiorespiratory fitness (CRF). Purpose: To examine the association... Continue Reading >>>
- Authors: V. Martínez Vizcaíno, M. Sánchez López, N. Arias, P. Moya, J. Miota, B. Notario, P. Franquelo, E. Berlanga.
- Institutions: Health and Social Research Centre, Castilla-La Mancha University, Cuenca, Spain.
Validity and reliability of a comprehensive physical activity questionnaire in the Shanghai Physical Activity Study
OBJECTIVE: To examine the validity and reliability of a newly developed past-year physical activity questionnaire (PYPAQ) in Shanghai. METHODS: The Shanghai Physical Activity Study is a substudy of two... Continue Reading >>>
- Authors: Peters T, Leitzmann MF, Moore SC, Schatzkin A, Chow WH, Ji BT, Matthews CE, Shu XO, Zheng W, Xiang YB
- Institutions: National Cancer Institute, University of Regensburg, Vanderbilt University Medical Center, Shanghai Cancer Center
Measurement Error Correction Models For Physical Activity Exposures In Prospective Studies
PURPOSE: To describe systematic and random errors in, and validity coefficients and attenuation factors associated with, a physical activity (PA) questionnaire using a measurement error correction (MEC) model. Three... Continue Reading >>>
- Authors: Charles E. Matthews, FACSM1, Sanguo Zhang1, Xiao-ou Shu1, Michael Leitzmann2, Gong Yang1, Wei Zheng1, Dake Liu3, Yong-Bing Xiang3, Steven C. Moore4, Chang Yu1
- Institutions: Vanderbilt University Medical School, University of Regensburg, Shanghai Cancer Institute, National Cancer Institute