Characteristics of complex cases of community-dwelling older people with cognitive impairment: A classification and its relationships to clinical stages of dementia.

The analytical framework developed in the present study will help in the categorization of the complexity of complex cases and the development of intervention strategies. In addition, by incorporating the perspective of the clinical stage of dementia, more effective support can be provided. Geriatr Gerontol Int 2022; 22: 997-1004.