Rationale and design of Juntendo Sarcopenia Registration to explore the predictors and prognosis of sarcopenia and frailty in the elderly in TOKYO (JUSTICE-TOKYO).

The JUSTICE-TOKYO study provides valuable insights into the prevalence of sarcopenia and frailty among older adult outpatients in a real-world context and contributes to measures aimed at extending healthy life expectancy. Geriatr Gerontol Int 2024; 24: 168-172.