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Article History

Received: 29 June 2018

Accepted: 16 December 2018

First Online: 29 December 2018

Authors’ information

: Hanne N. Bjørnsen, RN, MS, MPH, PhD Candidate, Department of Public Health and Nursing, Norwegian University of Science and Technology Center for Health Promotion Research and RN at Heimdal Children and Family Services, Trondheim Municipality, Norway; Regine Ringdal MS, PhD Candidate, Department of Public Health and Nursing, Norwegian University of Science and Technology Center for Health Promotion Research and Advisor in Trondheim Municipality, Norway; Geir A. Espnes, RN, MPsych, PhD, Department of Public Health and Nursing, Norwegian University of Science and Technology Center for Health Promotion Research; Mary-Elizabeth B. Eilertsen, RN, PhD, Department of Public Health and Nursing, Norwegian University of Science and Technology Center for Health Promotion Research; Unni K. Moksnes, RN, PhD, Department of Public Health and Nursing, Norwegian University of Science and Technology Center for Health Promotion Research.

: This study was approved by the Regional Committee for Medical and Health Research Ethics (REK midt 2014/1996). All participants were informed that participation was voluntary and anonymous through written letters, a video created by the research group that was available on the school’s e-learning platform, and oral information provided by the teachers in each class prior to distributing the questionnaires. Students aged 16 years or older gave consent for participation by completing the questionnaire, and written parental consent was obtained for students aged 15 years or less.

: Not applicable.

: The authors declare that they have no competing interests.

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