Studnicki, Rafał https://orcid.org/0000-0002-7074-0472
Tomaszewicz, Urszula
Hansdorfer-Korzon, Rita
Kawczyński, Adam
Article History
Received: 25 September 2024
Accepted: 8 April 2025
First Online: 13 May 2025
Declarations
:
: R. Studnicki, U. Tomaszewicz, R. Hansdorfer-Korzon and A. Kawczyński declare that they have no competing interests.
: Approval for the study was granted by the Independent Bioethics Committee for Scientific Research at the Medical University of Gdańsk (approval dated 7 July 2023, Resolution No. NKBBN 392/2023), in conjunction with the AZS Central Academic Sports Center in Gdańsk. Participants were thoroughly briefed on the study’s objectives and procedures, with a detailed explanation of the study protocol provided. Written consent was obtained from either the parent or legal guardian before participants’ involvement. The study strictly followed the ethical guidelines for human research as outlined in the Declaration of Helsinki.