Neuropsychiatric Symptoms in Dementia: Prevalence, Impact, and Implications for Care and Carers — A Systematic Review

Kelechi Ngozi Eluigwe, Nelyn Akunna Okoye, Olayinka Lukman Olatunji, Onyinyechukwu Uzoamaka Oka, School of Psychology, Faculty of Health and Medical Sciences, University of Surrey, Health Service Department, Rivers State University, Port Harcourt, Department of Research Studies, York Saint John University, Community Medicine, Alex Ekwueme Federal University Teaching Hospital, Community Medicine, Alex Ekwueme Federal University Ndufu Alike Ikwo

Journal of Applied Gerontology

Published online on July 31, 2026

Abstract

Journal of Applied Gerontology, Ahead of Print.
BackgroundNeuropsychiatric symptoms (NPS), including agitation, depression, anxiety, psychosis, apathy, and sleep disturbances, are highly prevalent in dementia and significantly contribute to carer burden, accelerated cognitive decline, and increased ...