Effectiveness of cognitive stimulation for dementia: A systematic review and meta-analysis.

Cognitive stimulation (CS) is a nonpharmacological intervention often involving group activities and social interaction used to treat cognitive declines in people with dementia. This preregistered systematic review and meta-analysis evaluated the effectiveness of CS in producing benefits on cognition (primary outcome) and quality of life, activities of daily living, and psychological symptoms (secondary outcomes) across 44 randomized-controlled...