Which factors are associated with COVID-19 infection incidence in care services for older people in Nordic countries? A cross-sectional survey.

Aims: To investigate the differences between Sweden, Denmark, Finland and Norway regarding residential/home care units' and frontline managers' background factors, the resources allocated and measures taken during the initial phases of the COVID-19 pandemic, and whether and how these differences were associated with COVID-19 among older people in residential/home units.

Methods: Register- and survey-based data. Responses from managers in municipal and private residential/home units.