[PB-7] Projected changes in the frequency of diseases causing death due to changes in disease classification considering mapping from ICD-10 to ICD-11: a study using real-world data from the Inpatient Clinico-Occupational Survey of the Rosai Hospital Group

*Keika Hoshi^1,2, Akihiro Toyota³, Masayuki Tatemichi⁴, Noriko Kojimahara⁵ (1. Center for Public Health Informatics, National Institute of Public Health, 2. Department of Hygiene, Kitasato University School of Medicine, 3. Chugoku Rosai Hospital Research Center for the Promotion of Health and Employment Support, Japan Organization of Occupational Health and Safety, 4. Department of Preventive Medicine, Tokai University School of Medicine, 5. Department of Public Health, Shizuoka Graduate University of Public Health)