Fig. 1

PRISMA diagram for the SLR considering HR-QoL in people with predementia AD, MCI or dementia. ADLs, activities of daily living; CCRCT, Cochrane Central Register of Controlled Trials; CDSR, Cochrane Database of Systematic Reviews; DARE, Database of Abstracts of Reviews of Effects; NHS EED, National Health Service Economic Evaluation Database; QoL, quality of life; SLR, systematic literature review