Research Database
Topic: GT3X
Back to Research DatabaseOBJECTIVE QUANTIFICATION OF PHYSICAL ACTIVITY IN DOWN’S SYNDROME ADOLESCENTS. A PILOT STUDY
INTRODUCTION Knowing the degree of physical activity in a population group becomes the first step to address sport promotion policies to encourage a healthy lifestyle that may have impact... Continue Reading >>>
- Authors: VIUDA-SERRANO, A., RUIZ-VICENTE, D., THEIRS RODRÍGUEZ, C.I., SALINERO, J.J., PÉREZ, B.
- Institutions: UNIVERSIDAD CAMILO JOSÉ CELA
Concurrent Validity of Accelerometry and the Observation System for Recording Physical Activity in Children – Preschool
Background: Toward stemming the rise in childhood obesity, researchers are increasingly targeting increased physical activity (PA) in very young children (i.e., 3-5 y). Interventions aimed at this age group... Continue Reading >>>
- Authors: David Kahan, PhD1 , Virginie Nicaise, PhD1 , James F. Sallis, PhD2
- Institutions: 1 - Exercise & Nutritional Sciences, San Diego State University 2 - Department of Psychology, San Diego State University
Physical Activity among Teenagers in a Multi-Ethnic Neighborhood in Copenhagen, Denmark – Combining GPS and Accelerometer Data Using PALMS and ArcGIS
Background: Large changes in physical activity (PA) can be observed among teenagers. The majority of 11 year olds in Denmark do meet the recommend level of PA; the majority... Continue Reading >>>
- Authors: Jasper Schipperijn, PhD, MSc1, Charlotte Klinker, MSc1, Jacqueline Kerr, PhD2, Jens Troelsen, PhD, MSc1
- Institutions: 1 - Institute of Sports Science and Clinical Biomechanics, University of Southern Denmark 2 - Center for Wireless & Population Health Systems, University of California San Diego
Validity, practical utility and reliability of Actigraph accelerometry for the measurement of habitual physical activity in dogs.
Objectives: To test the validity, practical utility, and reliability of the Actigraph GT3-X accelerometer for measurement of habitual physical activity in pet dogs. Methods: In the validation study, 30... Continue Reading >>>
- Authors: P. S. Yam1, V. Penpraze2, D. Young3, M. S. Todd1, A. D. Cloney1, K. A. Houston-Callaghan4 and J. J. Reilly4
- Institutions: 1 School of Veterinary Medicine, College of Medical, Veterinary and Biological Sciences, University of Glasgow, 464 Bearsden Road, Glasgow G61 1QH 2 School of Life Sciences, College of Medical, Veterinary and Life Sciences, University of Glasgow, 346 West Medical Building, Glasgow G12 8QQ 3 Department of Mathematics and Statistics, University of Strathclyde, Livingstone Tower (Room L706), 26 Richmond Street, Glasgow G1 1XH 4 School of Medicine, College of Medical, Veterinary and Life Sciences, Royal Hospital for Sick Children, 1st Floor Tower Block QMH, Glasgow G3 8SJ
Physical exercise, fitness and dietary pattern and their relationship with circadian blood pressure pattern, augmentation index and endothelial dysfunction biological markers: EVIDENT study protocol
Healthy lifestyles may help to delay arterial aging. The purpose of this study is to analyze the relationship of physical activity and dietary pattern to the circadian pattern of... Continue Reading >>>
- Authors: Luis Garcia-Ortiz, Jose Recio-Rodriguez, Carlos Martin-Cantera, Alfredo Cabrejas-Sanchez, Amparo Gomez-Arranz, Natividad Gonzalez-Viejo, Eguskine Iturregui-San Nicolas, Maria Patino-Alonso, Manuel Gomez-Marcos
- Institutions: --
Validation Of The Actigraph (GT3X) Inclinometer Function
Introduction: Postural detection from portable activity monitors may facilitate activity assessment and energy expenditure prediction. However, traditional accelerometers lack postural information. The newly developed Actigraph GT3X monitors have added... Continue Reading >>>
- Authors: Gregory C. McMahon, Robert J. Brychta, Kong Y. Chen
- Institutions: NIDDK, Bethesda, MD
Comparison of Activity Counts from the Actigraph GT3X and GT1M
Background: It is not known if Actigraph GT3X activity counts are comparable to those from the GT1M activity monitors. Purpose: Determine if activity counts from the Actigraph GT3X are... Continue Reading >>>
- Authors: D. John, J.E. Sasaki, P.S. Freedson
- Institutions: Department of Kinesiology, University of Massachusetts
Calibration of the Actigraph GT3X Activity Monitor
Background: Currently, there are no activity count cut-points for the classification of physical activity (PA) intensity when using the Actigraph GT3X activity monitor. Purpose: To develop cut-points for light, moderate and... Continue Reading >>>
- Authors: J.E. Sasaki, D. John, P.S. Freedson
- Institutions: Department of Kinesiology, University of Massachusetts
Influence of Actigraph Filter Settings on Detecting Low and High Intensity Movements
Background: While the Actigraph accelerometer is widely used to objectively measure physical activity, it has limitations in detecting both low intensity and high intensity movements, largely due to signal filter designs.... Continue Reading >>>
- Authors: R.J. Brychta, A. Klonoff, M. Klonoff, G.C. McMahon, L. Starrs-Zorn, S.J. Clawson, M.C. Skarulis, K.Y. Chen
- Institutions: Clinical Endocrinology Branch, NIDDK, NIH, Bethesda