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The 2022 symposium on dementia and brain aging in low- and middle-income countries: Highlights on research, diagnosis, care, and impact

Lookup NU author(s): Professor Raj KalariaORCiD, Dr Stella Paddick, Professor Richard Walker



This work is licensed under a Creative Commons Attribution 4.0 International License (CC BY 4.0).


© 2024 The Authors. Alzheimer's & Dementia published by Wiley Periodicals LLC on behalf of Alzheimer's Association.Two of every three persons living with dementia reside in low- and middle-income countries (LMICs). The projected increase in global dementia rates is expected to affect LMICs disproportionately. However, the majority of global dementia care costs occur in high-income countries (HICs), with dementia research predominantly focusing on HICs. This imbalance necessitates LMIC-focused research to ensure that characterization of dementia accurately reflects the involvement and specificities of diverse populations. Development of effective preventive, diagnostic, and therapeutic approaches for dementia in LMICs requires targeted, personalized, and harmonized efforts. Our article represents timely discussions at the 2022 Symposium on Dementia and Brain Aging in LMICs that identified the foremost opportunities to advance dementia research, differential diagnosis, use of neuropsychometric tools, awareness, and treatment options. We highlight key topics discussed at the meeting and provide future recommendations to foster a more equitable landscape for dementia prevention, diagnosis, care, policy, and management in LMICs. Highlights: Two-thirds of persons with dementia live in LMICs, yet research and costs are skewed toward HICs. LMICs expect dementia prevalence to more than double, accompanied by socioeconomic disparities. The 2022 Symposium on Dementia in LMICs addressed advances in research, diagnosis, prevention, and policy. The Nairobi Declaration urges global action to enhance dementia outcomes in LMICs.

Publication metadata

Author(s): Kalaria R, Maestre G, Mahinrad S, Acosta DM, Akinyemi RO, Alladi S, Allegri RF, Arshad F, Babalola DO, Baiyewu O, Bak TH, Bellaj T, Brodie-Mends DK, Carrillo MC, Celestin K-K-M, Damasceno A, de Silva RK, de Silva R, Djibuti M, Dreyer AJ, Ellajosyula R, Farombi TH, Friedland RP, Garza N, Gbessemehlan A, Georgiou EE-Z, Govia I, Grinberg LT, Guerchet M, Gugssa SA, Gumikiriza-Onoria JL, Hogervorst E, Hornberger M, Ibanez A, Ihara M, Issac TG, Jonsson L, Karanja WM, Lee JH, Leroi I, Livingston G, Manes FF, Mbakile-Mahlanza L, Miller BL, Musyimi CW, Mutiso VN, Nakasujja N, Ndetei DM, Nightingale S, Novotni G, Nyamayaro P, Nyame S, Ogeng'o JA, Ogunniyi A, de Oliveira MO, Okubadejo NU, Orrell M, Paddick S-M, Pericak-Vance MA, Pirtosek Z, Potocnik FCV, Raman R, Rizig M, Rosselli M, Salokhiddinov M, Satizabal CL, Sepulveda-Falla D, Seshadri S, Sexton CE, Skoog I, George-Hyslop PHS, Suemoto CK, Thapa P, Udeh-Momoh CT, Valcour V, Vance JM, Varghese M, Vera JH, Walker RW, Zetterberg H, Zewde YZ, Ismail O

Publication type: Review

Publication status: Published

Journal: Alzheimer's and Dementia

Year: 2024

Issue: ePub ahead of Print

Online publication date: 02/05/2024

Acceptance date: 28/02/2024

ISSN (print): 1552-5260

ISSN (electronic): 1552-5279

Publisher: John Wiley and Sons Inc


DOI: 10.1002/alz.13836