Effect of COVID-19-related Interruption of Visiting Dental Services on Pneumonia in Nursing Home Residents

Background :The occurrence of pneumonia is strongly associated with oral health in older people. The study aim was to clarify the effect of the suspension of visiting dental services on the occurrence of pneumoniaduring thecoronavirus disease 2019 (COVID-19) pandemic.Methods :A self-administered postal questionnaire survey was conducted in 215 nursing homes in Japan. The questionnaire assessed the provision of visiting dental services and the interruption of theseservices following COVID-19emergency restrictions. Pneumonia, hospitalization, and mortality rates were examinedfor January–June 2019 and January–June 2020. Results :Of facilities receiving visiting dental services, 37.7%had interruptions tothoseservices. Overall, pneumonia, hospitalization, and mortality rates were lower in 2020 compared with 2019.In those facilities with nointerruptions, rates were significantly lower in 2020 compared with 2019,whereasthere was no significant difference between 2019 and 2020 in facilities with interruptions.Conclusion :Continuous dental services in nursing homes during the COVID-19 pandemic led to lower rates of pneumonia, hospitalization, and mortality.