Osaka City University Hospital

Smartphone step-count patterns and later QMCOO-defined frailty-related risk

Smartphone steps offer low-burden signals. Their incremental value for later frailty-related risk defined by the Questionnaire for Medical Checkup of Old-Old (QMCOO) remains uncertain. We analyzed users of Osaka’s Asmile app. Step-count features from November–December 2024 were r...

Association between insomnia symptoms and social frailty in community-dwelling adults aged 75 years and older: a cross-sectional study

Insomnia has been associated with frailty; however, its association with social frailty remains unclear, particularly among adults aged 75 years and older. This study aimed to examine the association between insomnia symptoms and social frailty in community-dwelling adults aged 7...