1. 1Department of Hand Surgery, Lund University, Skåne University Hospital, Malmö, Sweden
2. 2Hand Surgery, Department of Translational Medicine, Lund University, Lund, Sweden
3. 3Department of Orthopaedics, Helsingborg Hospital, Helsingborg, Sweden
4. 4Department of Medicine, Lund University, Skåne University Hospital, Malmö, Sweden
5. 5National Diabetes Register, Centre of Registers, Gothenburg, Sweden
6. 6Department of Molecular and Clinical Medicine, Institute of Medicine, University of Gothenburg, Gothenburg, Sweden
7. 7Department of Medicine, Sahlgrenska University Hospital, Gothenburg, Sweden
8. 8Department of Biomedical and Clinical Sciences, Linköping University, Linköping, Sweden