Introduction
Frailty
Studies on frailty are increasing in literature on aging. There is no consensus on its definition, but it is generally recognized as a state of increased vulnerability that is associated with high risk of adverse outcomes, such as falls, disability, and even mortality [Within this construct, the Tilburg Frailty Indicator (TFI) is a multi-domain frailty instrument, developed in 2010 as a screening tool for frailty [Among all validations, only the Spanish [Additionally, research on TFI has been limited to community-dwelling older adults. Thus, further studies involving institutionalized older adults could contribute to test its applicability to other contexts [