Zrubka, Zsombor http://orcid.org/0000-0002-1992-6087
Golicki, Dominik http://orcid.org/0000-0001-7741-4760
Prevolnik-Rupel, Valentina http://orcid.org/0000-0002-6150-9439
Baji, Petra http://orcid.org/0000-0003-2899-8557
Rencz, Fanni http://orcid.org/0000-0001-9674-620X
Brodszky, Valentin http://orcid.org/0000-0002-6095-2295
Gulácsi, László http://orcid.org/0000-0002-9285-8746
Péntek, Márta http://orcid.org/0000-0001-9636-6012
Article History
Received: 28 February 2019
Accepted: 30 March 2019
First Online: 17 May 2019
Compliance with ethical standards
: This study was a secondary analysis of anonymized data from already published studies, conducted according to applicable ethical guidelines [See references: 8, 18, 9, 10]. Informed consent was obtained from all individual participants included in the study in connection with the original data collection. Ethical approvals from relevant authorities were obtained during the primary data collection according to relevant regulations of the respective countries. For this type of study, formal consent is not required.
: In connection with writing this article, ZZ received grant support from the Higher Education Institutional Excellence Program of the Ministry of Human Capacities in the framework of the ‘Financial and Public Services’ research project (20764-3/2018/FEKUTSTRAT) at Corvinus University of Budapest. DG and VPR are members of the EuroQol Research Foundation (the copyright holders of the EQ-5D-3L) and have received grants from the EuroQol Research Foundation. PB, FR, VB, LG, MP report no conflict of interest.