Laninga-Wijnen, Lydia https://orcid.org/0000-0001-6158-8950
Huisman, Mark
Graf, Daniel
Salmivalli, Christina
Funding for this research was provided by:
Academy of Finland (349560)
Nederlandse Organisatie voor Wetenschappelijk Onderzoek (019.211SG.003)
European Research Council (884434)
Article History
Received: 2 December 2024
Accepted: 12 March 2025
First Online: 15 April 2025
Compliance with Ethical Standards
:
: The first three authors report no conflict of interests. CS developed the KiVa program and the associated targeted intervention guidelines that are evaluated in the current study. There is no financial conflict of interest.
: The current study was approved by the ethical board of the University of Turku.
: Informed consent of parents and assent of adolescents was obtained for the survey data.