Temporal trends in physical activity levels across more than a decade - a national physical activity surveillance system among Norwegian children and adolescents

• Main Authors: Jostein Steene-Johannessen (Author), Sigmund Alfred Anderssen (Author), Elin Kolle (Author), Bjørge Herman Hansen (Author), Mari Bratteteig (Author), Emilie Mass Dalhaug (Author), Lars Bo Andersen (Author), Wenche Nystad (Author), Ulf Ekelund (Author), Knut Eirik Dalene (Author)
• Format: Book
• Published: BMC, 2021-04-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Abstract Background There is a scarcity of device measured data on temporal changes in physical activity (PA) in large population-based samples. The purpose of this study is to describe gender and age-group specific temporal trends in device measured PA between 2005, 2011 and 2018 by comparing three...