Tiiri, Elina http://orcid.org/0000-0003-0728-0810
Uotila, Jaakko http://orcid.org/0000-0003-3717-8024
Elonheimo, Henrik
Sillanmäki, Lauri http://orcid.org/0000-0001-8101-2852
Brunstein Klomek, Anat http://orcid.org/0000-0003-2588-0465
Sourander, Andre http://orcid.org/0000-0003-0361-7244
Funding for this research was provided by:
Academy of Finland (320162, 303581, 308552)
Suomen Aivosäätiö
Varsinais-Suomen Sairaanhoitopiiri
University of Turku (UTU) including Turku University Central Hospital
Article History
Received: 15 April 2021
Accepted: 19 February 2022
First Online: 6 April 2022
Declarations
:
: The authors declare that they have no conflict of interest.
: The Joint Commission on Ethics of Turku University and Turku University Central Hospital approved the research plan. Consent was obtained from the children’s parents. The National Police Board gave us permission to obtain information on violent offenses from the Finnish National Police Register. The register data were linked with the study subjects by the personal identification code given to all Finnish citizens and this was approved by the Data Protection Ombudsman. Therefore, the study was performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments.
: Consent was obtained from the childrens’ parents.
: All the authors have approved the manuscript.
: SAS 9.4 for Windows (SAS Institute Inc. Cary, NC, USA, 2012).