1. Department of Rheumatology and Applied Immunology, Faculty of Medicine, Saitama Medical University, Saitama, Japan;
2. Department of Data Science, The Institute of Statistical Mathematics, Tokyo, Japan;
3. Kozu Orthopaedic Clinic, Chiba, Japan;
4. Department of Health Risk Communication, School of Medicine, Fukushima Medical University, Fukushima, Japan;
5. Department of Research, Clinical Trial Center, Kitasato University Kitasato Institute Hospital, Tokyo, Japan;
6. Department of Inflammation and Pain Control Research, School of Medicine, Faculty of Medicine, Toho University, Tokyo, Japan