Apergi, Kiriaki http://orcid.org/0000-0002-4967-7798
Karatzi, Kalliopi
Reppas, Kyriakos
Karaglani, Eva
Usheva, Natalya
Giménez-Legarre, Natalia
Moreno, Luis A.
Dimova, Roumyana
Antal, Emese
Jemina, Kivelä
Cardon, Greet
Iotova, Violeta
Manios, Yannis
Makrilakis, Konstantinos
Funding for this research was provided by:
EC | Horizon 2020 Framework Programme (n° 643708, n° 643708, n° 643708, n° 643708, n° 643708, n° 643708, n° 643708, n° 643708, n° 643708, n° 643708, n° 643708)
Article History
Received: 22 November 2021
Revised: 12 April 2022
Accepted: 3 May 2022
First Online: 25 May 2022
Competing interests
: The authors declare no competing interests. All authors have made substantial contributions to this work and approve the final version of the paper to be submitted.
: The Feel4Diabetes-study adhered to the Declaration of Helsinki and the conventions of the Council of Europe on human rights and biomedicine. All participating countries obtained ethical clearance from the relevant ethical committees and local authorities. More specifically, in Belgium, the study was approved by the Medical Ethics Committee of the Ghent University Hospital (ethical approval code: B670201524437); in Bulgaria, by the Ethics Committee of the Medical University of Varna (ethical approval code: 52/10-3-2016r) and the municipalities of Sofia and Varna, as well as the Ministry of Education and Science local representatives; in Finland, by the hospital district of Southwest Finland ethical committee (ethical approval code: 174/1801/2015); in Greece, by the Bioethics Committee of Harokopio University (ethical approval code: 46/3–4-2015) and the Greek Ministry of Education; in Hungary, by the National Committee for Scientific Research in Medicine (ethical approval code: 20095/2016/EKU); and in Spain, by the Clinical Research Ethics Committee and the Department of Consumers’ Health of the Government of Aragón (ethical approval code: CP03/2016). This study was conducted according to the guidelines laid down in the Declaration of Helsinki and all procedures involving human subjects were approved by the ethics committees in all countries (in Belgium, by the Medical Ethics Committee of the Ghent University Hospital; in Bulgaria, by the Ethics Committee of the Medical University of Varna; in Finland, by the hospital district of Southwest Finland ethical committee; in Greece, by the Bioethics Committee of Harokopio University; in Hungary, by the National Committee for Scientific Research in Medicine; in Spain, by the Clinical Research Ethics Committee). Written informed consent was obtained from all subjects. All participants gave their written informed consent prior to their enrollment in the study.