Table 1.

Brief description of the dependency and frailty tests applied for the classification of older adults.

Assessment test	Description
Barthel index (Barthel)31	A multiparametric test measuring the performance in activities of daily living and mobility
Timed up-and-go (TUG)32	The time needed to stand up from a chair, walk 3 m, turn around, walk back and sit down, with the help of their usual walking aid, if any
Gait speed (GS)33	Expressed in meters per second (m/s). Participants were asked to walk at their usual pace. The test was performed twice, and GS was calculated based on the shorter time
Short physical performance battery (SPPB)34	A functional capacity test composed of gait speed, test of balance and time needed to stand up from a chair 5 consecutive times
Tilburg frailty indicator (TFI)35	A user-friendly questionnaire based on a multidimensional approach. It is composed of a physical, a psychological and a social domain
Gerontopole frailty screening tool (GFST)36	Based on clinical judgement. 6 yes/no questions that help the physician to evaluate the existence of frailty

The assessment was performed by primary care professionals.