Amdal, Cecilie Delphin http://orcid.org/0000-0001-8422-8085
Falk, Ragnhild Sørum http://orcid.org/0000-0001-8398-3492
Singer, Susanne http://orcid.org/0000-0001-5784-7964
Pe, Madeline
Piccinin, Claire http://orcid.org/0000-0002-3918-1174
Bottomley, Andrew
Appiah, Lambert Tetteh http://orcid.org/0000-0002-8895-2000
Arraras, Juan Ignacio http://orcid.org/0000-0002-4415-2570
Bayer, Oliver http://orcid.org/0000-0003-4648-9481
Buanes, Eirik Alnes http://orcid.org/0000-0002-1295-6734
Darlington, Anne Sophie http://orcid.org/0000-0003-4387-7278
Arbanas, Gracia Dekanic http://orcid.org/0000-0002-6325-1398
Hofsø, Kristin http://orcid.org/0000-0002-5854-8461
Holzner, Bernard http://orcid.org/0000-0002-3389-3621
Sahlstrand-Johnson, Pernilla http://orcid.org/0000-0001-5146-3636
Kuliś, Dagmara http://orcid.org/0000-0002-2289-2113
Parmar, Ghansyam http://orcid.org/0000-0002-4614-9797
Rmeileh, Niveen M. E. Abu http://orcid.org/0000-0003-0831-9692
Schranz, Melanie http://orcid.org/0000-0003-4476-0020
Sodergren, Samantha http://orcid.org/0000-0001-8755-146X
Bjordal, Kristin http://orcid.org/0000-0002-1914-494X
Funding for this research was provided by:
Medisinske fakultet, Universitetet i Oslo (project nr 102372066)
Oslo University Hospital (project number 41595, project nr 35444)
Departamento de Salud, Gobierno de Navarra (0011-3638-2020-000012)
University of Oslo
Article History
Accepted: 5 October 2022
First Online: 23 October 2022
Declarations
:
: All authors declare no competing interests. Susanne Singer received honoraria for reviewing manuscripts for the Lilly Quality of Life Award, outside of this study. Copyright of the questionnaire belongs to Oslo University Hospital. The questionnaire will be freely available for academic users. Do not use without permission. For information on, or permission to use The Oslo COVID QLQ-W61© , please contact Mapi Research Trust at ExternalRef removed.
: This study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the Regional Ethical Committee, Norway <i>(Date 12.10.2020/ ref:171640)</i>, Oslo University Hospital Ombudsman, (Date 05.11.2020/ref 20/21865) and in addition, by the appropriate institutional committees and ethical committees in participating countries.
: All participants provided written informed consent before they were included in the study.