Anderson, Mattias
Herngren, Bengt
Tropp, Hans
Risto, Olof
Funding for this research was provided by:
Linköping University
Article History
Received: 26 March 2023
Accepted: 13 December 2023
First Online: 2 January 2024
Declarations
:
: All procedures performed were in accordance with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Furthermore, the study protocol was reviewed and approved by the Regional Ethical Review Board in Linköping, Sweden (registration number 2014/421 − 31). In addition, ethical approval was also obtained from the Regional Ethical Review Board in Lund, Sweden (registration number 2013/87) to assess radiographs from the Swedish Pediatric Orthopaedic Quality registry. The Regional Ethical Review Boards in Sweden are not affiliated with a university; hence work independently on a governmental assignment. Informed consent was obtained from parent, legal guardians and all individual participants included in the study.
: Consent for publication was obtained from each participant included in the Swedish Pediatric Orthopaedic Quality registry.
: The authors declare no competing interests.