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To investigate the effect of reality orientation therapy on cognition, behavioral problems, and depressive symptoms in older people with dementia.

Meta-analysis of randomized controlled trials (RCTs).

Various electronic databases were searched to select eligible articles, which included CINAHL, Embase, Pubmed, ProQuest, PsycINFO, the Cochrane Central Register of Controlled Trials, Google Scholar and Chinese electronic databases comprising Chinese Electronic Periodical Services and China Knowledge Resource Integrated.

Two reviewers independently extracted data and evaluated the methodological quality of the included articles. All analyses were performed using a random-effects model. Moderator analyses were conducted to identify the superior subgroup of intervention details that benefited from reality orientation therapy.

There was an …