Hagström, Naima https://orcid.org/0000-0001-8905-4475
Öman, Anders https://orcid.org/0000-0001-8462-327X
Koochek, Afsaneh https://orcid.org/0000-0002-0142-4724
Arnell, Henrik https://orcid.org/0000-0002-7323-2115
Berntson, Lillemor https://orcid.org/0000-0003-3962-0453
Funding for this research was provided by:
Ekhagastiftelsen (2020-34)
Reumatikerförbundet (R-657931, R-744331, R-848441)
Gillbergska stiftelsen
Uppsala Universitet
Uppsala University
Article History
Received: 20 November 2024
Revised: 20 March 2025
Accepted: 23 March 2025
First Online: 2 April 2025
Declarations
:
: The study was approved by the regional ethics committee in Uppsala County (Dnr 2016/263) and received additional approval from the Swedish Ethical Review Authority (Dnr 2020–01494). We were also granted ethical approval to access the earlier patient records of the children in the control group (Dnr 2024–01478-02). Verbal informed consent was obtained from all parents and children. Written informed consent was obtained from all parents and from children aged 12 years or older. The study was conducted in accordance with the Helsinki Declaration.
: Not applicable; no individual data were displayed.
: None.