Epidemiological snapshot of Alzheimer's Disease in Brazi

An analysis of temporal and spatial trends from 2018 to 2023

Authors

DOI:

https://doi.org/10.15448/1980-6108.2025.1.47595

Keywords:

Alzheimer Disease, epidemiology, population health, public health.

Abstract

Aim: Alzheimer’s disease (AD) is a neurodegenerative pathology with a higher prevalence in the elderly. In Brazil, population aging has increased its incidence, requiring a multidisciplinary approach. This study aims to analyze the epidemiological profile of AD and the evolution of hospitalizations between 2018 and 2023. Method: Ecological study of time series using data from the Mortality Information System (SIM) of DATASUS. The analysis included variables such as age group, sex, ethnicity, and regions, using the BioEstat 5.0 and R 4.4.2 software. Statistical significance was determined by p<0.05, and the data were publicly accessed, dispensing with ethical approval. Results: A total of 9,391 hospitalizations for AD were recorded, with a higher prevalence in females (65.95%) and in elderly people aged 80 years or older (59.90%). The mortality rate was 23.82, with a higher incidence of deaths also among the elderly. The Southeast region accounted for most hospitalizations (48.57%) and deaths (58.95%). The increase in AD prevalence reflects global trends, with a greater impact on women and the elderly. Ethnic and regional disparities were observed, with a higher prevalence among whites and significant concentrations of hospitalizations in the Southeast, suggesting inequality in access to care. The increase in hospitalizations between 2022 and 2023 may be related to the COVID-19 pandemic. Conclusion: The study highlighted significant regional and ethnic disparities in Brazil, with a greater

 

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Author Biographies

Luan Nascimento Pereira de Amorim, State University of Pará (UEPA), Belém/PA, Brazil.

Graduating in Medicine from the State University of Pará (UEPA), in Belém/PA, Brazil.

Rafael Hendrick Freitas de Paula, State University of Pará (UEPA), Belém/PA, Brazil.

Graduating in Medicine from the State University of Pará (UEPA), in Belém/PA, Brazil.

Chan David Ribeiro , State University of Pará (UEPA), Belém/PA, Brazil.

Graduating in Medicine from the State University of Pará (UEPA), in Belém/PA, Brazil.

Bruno Kauê Rodrigues Vilhena , State University of Pará (UEPA), Belém/PA, Brazil.

Graduating in Medicine from the State University of Pará (UEPA), in Belém/PA, Brazil.

Marcos Lude da Silva Ferreira , State University of Pará (UEPA), Belém/PA, Brazil.

Graduating in Medicine from the State University of Pará (UEPA), in Belém/PA, Brazil.

Sávio Roberto Silva Costa , State University of Pará (UEPA), Belém/PA, Brazil.

Graduating in Medicine from the State University of Pará (UEPA), in Belém/PA, Brazil.

Vanessa Novaes Barros , State University of Pará (UEPA), Belém/PA, Brazil.

Doctor of Neurology/Neuroscience from the State University of Pará (UEPA), in Belém/ PA, Brazil; professor at UEPA and the University Center of the State of Pará (CESUPA), and researcher in cognitive neuroscience.

Magda Nery Mauro , State University of Pará (UEPA), Belém/PA, Brazil.

Geriatrician from the Paulista School of Medicine of the Federal University of São Paulo (UNIFESP/EPM), in São Paulo/SP, Brazil; Master's degree from the Federal University of Pará (UFPA) and lecturer/preceptor at the State University of Pará (UEPA) and at the Metropolitan University Center of the Amazon (UNIFAMAZ).

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Published

2025-07-29

How to Cite

Nascimento Pereira de Amorim, L., Hendrick Freitas de Paula, R., Ribeiro , C. D., Rodrigues Vilhena , B. K., Lude da Silva Ferreira , M., Silva Costa , S. R., … Nery Mauro , M. (2025). Epidemiological snapshot of Alzheimer’s Disease in Brazi: An analysis of temporal and spatial trends from 2018 to 2023. Scientia Medica, 35(1), e47595. https://doi.org/10.15448/1980-6108.2025.1.47595

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Section

Original Articles