Fig. 1From: Behavioral changes and hygiene practices of older adults in Japan during the first wave of COVID-19 emergencyFlowchart of the study recruitment. * There are seven categories of the long-term care benefits and support in Japan: No certified (no need for long term care), support levels 1& 2 for preventive long-term care benefits, care levels 1 to 5 for long-term care benefits. The higher the level of care, the more advanced the functional declineBack to article page