Table 1 Studies eligible criteria

Studies that examined the impact of COVID-19 lockdown on nursing home residents during pandemic

Studies that examined the lockdown impact on older adults’ living at their homes, admitted at acute care units or at intensive care units or older adults attending at day care units

Studies where mixed target groups were included (e.g. health professionals or family members) only admitted if nursing home residents’ data could be disaggregated

Document resources: grey literature (conference proceedings, research reports, memoirs, etc.), letters to the editor, editorials, special articles, commentaries and pilot studies or research protocols

Studies that examined the health impact of COVID-19 lockdown including functional, cognitive, and psycho-emotional results