167Epidemiology of food choking deaths in Japan: Time trends and regional variations

Background We aimed to investigate the nationwide epidemiology of food choking deaths in Japan. Methods Using Japan Vital Statistics death data (2006-2016), we identified food choking deaths based on the 10th revision of the International Statistical Classification of Diseases code W79 (Inhalation and ingestion of food causing obstruction of respiratory tract). The demographics of people with food choking deaths; temporal trend of food choking...