Association of social relationships and hearing impairments with behavioural and psychological symptoms of dementia in a Japanese memory clinic.

Background: Behavioural and psychological symptoms of dementia (BPSD) negatively impact the quality of life of patients with dementia and their surrounding caregivers. Therefore, identifying modifiable factors to prevent BPSD is crucial. This cross-sectional study investigated the association between hearing impairment (HI), social relationships, and BPSD.

Association between self-reported weight loss and new long-term care insurance certifications: A 9-year Japanese older adult cohort study.

Aim: This cohort study aimed to assess weight loss associated with new long-term care insurance (LTCI) certifications over a 9-year period, accounting for the competing risk of death.

Methods: We analyzed data from 3749 Japanese individuals aged ≥65 years in Kami Town, Hyogo Prefecture, Japan. Weight loss was assessed using the Kihon Checklist during the baseline survey.

Participation in health and frailty check-ups predicted functional outcomes and mortality in older adults in Japan.

Aim: This study aimed to examine the association between participation in health and frailty check-ups and functional outcomes and mortality, controlling for physical and cognitive function, or self-rated health among Japanese community-dwelling older adults.

Methods: A cohort of 5093 participants aged ≥65 years (not disabled or institutionalized), completed the baseline survey in April 2013. Functional outcomes and mortality served as follow-up data from April 2013 to March 2018.