Laaksonen, Juho https://orcid.org/0000-0002-9328-4721
Ponkilainen, Ville https://orcid.org/0000-0002-5026-4560
Möttönen, Julius https://orcid.org/0000-0001-7366-5140
Mattila, Ville M. https://orcid.org/0000-0001-9946-4830
Kuitunen, Ilari https://orcid.org/0000-0001-8178-9610
Funding for this research was provided by:
Maire Taposen Säätiö
Päivikki ja Sakari Sohlbergin Säätiö
Yrjö Jahnssonin Säätiö
Tampere University
Article History
Received: 14 September 2024
Revised: 11 May 2025
Accepted: 23 May 2025
First Online: 31 May 2025
Declarations
:
: The ethical committee of Tampere University Hospital has waived the ethical evaluation from all retrospective register-based studies, where the participants are not contacted. We confirm that we have read the Journal’s position on issues involved in ethical publication and affirm that this report is consistent with those guidelines.
: According to Finnish research legislation (Law on medical research and Law on the secondary use of routinely collected health care data) patient consent is not required when the participants in retrospective register studies are not contacted.
: The authors declare no competing interests.
: Not applicable.