Longitudinal mean changes in neuropsychological performance (total MMSE, MoCA, FUCAS, TEA4, NPI, RAVLT, FAS, RBMT immediate (1) and delay recall (2), ROCFT copy delay, GDS) in the CG (black) and IG (blue). MMSE indicates Mini Mental State Examination; MoCA, Montreal Cognitive Assessment Test; FUCAS, Functional and Cognitive Assessment Test; TEA, Test of Everyday Attention; NPI, Neuropsychiatric Inventory; RAVLT, Rey Auditory Verbal Learning Test; ROCFT, Rey Osterrieth Complex Figure Test; GDS, Global Deterioration Scale; CG, control group; IG, intervention group.