da Costa, Bruno Gonçalves Galdino https://orcid.org/0000-0002-5132-1512
Malheiros, Luís Eduardo Argenta https://orcid.org/0000-0003-0258-1438
Lopes, Marcus Vinicius Veber https://orcid.org/0000-0002-7968-5211
da Costa, Rafael Martins https://orcid.org/0000-0001-5173-8695
Umpierre, Daniel https://orcid.org/0000-0001-6953-0163
da Silva, Jaqueline Aragoni https://orcid.org/0000-0001-6344-9073
Silva, Kelly Samara https://orcid.org/0000-0002-7356-1680
Clinical trials referenced in this document:
Documents that mention this clinical trial
Association between the knowledge of physical activity guidelines with stages of behaviour change related to physical activity among Brazilian adolescents
https://doi.org/10.1007/s11332-025-01568-7
Funding for this research was provided by:
Brazilian Coordination for the Improvement of Higher Education Personnel (Finance Code 001)
Fundação de Amparo à Pesquisa do Amazonas
Conselho Nacional de Desenvolvimento Científico e Tecnológico (446227/2014-5)
Article History
Received: 7 March 2024
Revised: 18 September 2025
Accepted: 25 September 2025
First Online: 13 October 2025
Declarations
:
: The authors declare no competing interests.
: All participants provided written consent to participate.
: Not applicable.
: The study was conducted in accordance with the Declaration of Helsinki, and the protocol was approved by the Research Ethics Committee of Universidade Federal de Santa Catarina (Protocol No: 1,259,910, 2015). The trial was registered at ClinicalTrials.gov (NCT02944318). All participants provided written informed assent, and their parents or legal guardians provided written informed consent prior to participation.