AD	Alzheimer’s disease
BPSD	Behavioral and psychological symptoms of dementia
CI	Confidence interval
CMA	Comprehensive Meta-Analysis
IQR	Interquartile range
MM	Method of moments
PRISMA	Preferred Reporting Items for Systematic Reviews and Meta-Analyses
PROSPERO	International Prospective Register of Systematic Reviews
RCT	Randomized controlled trial
RoB 2	Risk of Bias 2 tool
SD	Standard deviation
SE	Standard error
SMD	Standardized mean difference