1. Department of Cardiology Hyogo Prefectural Awaji Medical Center Sumoto Japan
2. Division of Cardiovascular Medicine Kobe University Graduate School of Medicine Kobe Japan
3. Division of Evidence‐based Laboratory Medicine Kobe University Graduate School of Medicine 7‐5‐1 Kusunoki‐cho, Chuo‐ku Kobe 650‐0017 Japan
4. Department of Preventive Medicine and Epidemiology National Cerebral and Cardiovascular Center 6‐1 Kishibeshin‐machi Suita Osaka 564‐8565 Japan
5. Clinical & Translational Research Center Kobe University Hospital Kobe Japan
6. Division of Epidemiology Kobe University Graduate School of Medicine Kobe Japan