Frailty but not low muscle quality nor sarcopenia is independently associated with mortality among previously hospitalized older adults: A prospective study.

Geriatric syndromes, abnormalities in body composition, and the overall nutritional status of older patients are important risk factors for adverse outcomes, including functional dependence and mortality. These findings emphasize the need for interventions to improve muscle quality, prevent and treat malnutrition and sarcopenia, and address frailty in hospitalized patients. Geriatr Gerontol Int 2023; ••: ••-••.