COVID-19 infection rate and mortality in a local health authority in Italy: Differences between home-dwelling and residential older adults

Objectives: The health emergency following the COVID-19 pandemic has seen hospital structures collapse and put in crisis nursing homes and other long-term care facilities worldwide. Our study aims to analyze and comparing the data relating to the infection rate and mortality for COVID-19 in the elderly over 75 living in the long-term care facilities and in the home-dwelling population. Study design: The study adopts a retrospective cohort design and was conducted in Italy, in the Lazio region, in the area of the Local Health Authority (LHA) named “Azienda Sanitaria Locale Roma 6”. Methods: Data were extracted from the COVID-19 surveillance system of the Lazio region. The primary outcome is the SARS-CoV-2 incidence rate in the period between 1st September 2020 and 31st May 2021. The secondary outcome is the mortality rate. Results: Living in a residential versus a home-dwelling setting was associated with a higher infection rate (OR 5.03, CI 4.67–5.43; p