Fig. 6

Reversibility of cognitive frailty at 6th month, 12.th month and 24th month. CF: Cognitive frailty; MCI: Mild cognitive Impairment. Operationalization of definitions: Pre-CF (1–2 Fried’s criteria and CDR = 0.5), CF (≥ 3 Fried’s criteria and CDR = 0.5), Pre-Physical (1–2 Fried’s criteria), Physical Frailty (≥ 3 Fried’s criteria), MCI (CDR = 0.5), Dementia (CDR = 1), Robust (< 1 Fried’s criteria and CDR = 0)