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This paper is in the following e-collection/theme issue:

RCTs - Protocols/Proposals (non-eHealth) (479) Prevention and Health Promotion (1544) General Parenting Education and Training (92) Screen Time for Children and Adolescents (91) School-based Health Education and Interventions (125) Family Skills and Family-based Interventions to Support Communication and Social Ties Within Families (58)

Published on in Vol 15 (2026)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/84831, first published .
Family crafting together on the floor, art supplies scattered around.

Screen-Free Time With Friends to Promote Face-to-Face Peer Interaction and Reduce Recreational Screen Use Among Children Aged 9-11 Years: Protocol for a Cluster Randomized Controlled Trial

Screen-Free Time With Friends to Promote Face-to-Face Peer Interaction and Reduce Recreational Screen Use Among Children Aged 9-11 Years: Protocol for a Cluster Randomized Controlled Trial

Authors of this article:

Sara Kruse Lange1 Author Orcid Image ;   Sarah Overgaard Sørensen1 Author Orcid Image ;   Teresa Victoria Høy2 Author Orcid Image ;   Kristian Traberg Larsen1 Author Orcid Image ;   Anders Blædel Gottlieb Hansen3 Author Orcid Image ;   Russell Jago4 Author Orcid Image ;   Peter Lund Kristensen1 Author Orcid Image ;   Anders Grøntved1 Author Orcid Image ;   Mette Toftager1 Author Orcid Image ;   Anne Kær Gejl1 Author Orcid Image
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Sara Kruse Lange   1 * , MSc ;   Sarah Overgaard Sørensen   1 * , PhD ;   Teresa Victoria Høy   2 , MSc ;   Kristian Traberg Larsen   1 , PhD ;   Anders Blædel Gottlieb Hansen   3 , PhD ;   Russell Jago   4 , PhD ;   Peter Lund Kristensen   1 , PhD ;   Anders Grøntved   1 , PhD ;   Mette Toftager   1 , PhD ;   Anne Kær Gejl   1 , PhD

1 Department of Sports Science and Clinical Biomechanics, Faculty of Health Sciences, University of Southern Denmark, Odense, Denmark

2 National Institute of Public Health, Faculty of Health Sciences, University of Southern Denmark, Copenhagen, Denmark

3 Center for Clinical Research and Prevention, Copenhagen University Hospital, Frederiksberg, Denmark

4 Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, United Kingdom

*these authors contributed equally

Corresponding Author:

  • Anne Kær Gejl, PhD
  • Department of Sports Science and Clinical Biomechanics
  • Faculty of Health Sciences, University of Southern Denmark
  • Campusvej 55
  • Odense 5230
  • Denmark
  • Phone: 45 65507908
  • Email: akgejl@health.sdu.dk