Funding for this research was provided by:
The Swedish state under the agreement between the Swedish Government and the county councils, the ALF-agreement (ALFGBG-825511)
The Health and Medical Care Executive Board of the Västra Götaland (R-562411)
Gothenburg Society of Medicine (GLS-788661)
Inger Bendix foundation for medical research
Rune and Ulla Amlövs foundation for Rheumatology Research
The Swedish Rheumatology Association research grant in collaboration with Roche.
Received: 1 June 2020
Accepted: 8 October 2020
First Online: 22 October 2020
Ethics approval and consent to participate
: The study was approved by the the Regional Ethics Committee in Gothenburg and carried out in accordance with the Helsinki declaration. All participants gave their written informed consent.
: Not applicable.
: The authors declare that they have no financial or nonfinancial competing interests. The patients were able to buy the VLED at a reduced price from Cambridge Weight Plan Limited, Solna, Sweden.