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[Balanced cardiovascular disease mortality from 1980 to 1999--Brazil]
Gláucia Maria Moraes Oliveira1, Nelson Albuquerque Souza e Silva, Carlos Henrique Klein
1Universidade Federal do Rio de Janeiro, Escola Nacional de Saúde Pública, Secretaria de Estado de Saúde do Rio de Janeiro, Rio de Janeiro, RJ. glauciam@cardiol.br
Arquivos Brasileiros De Cardiologia
|December 17, 2005
Summary
Cardiovascular disease (CVD), ischemic heart disease (IHD), and cerebrovascular disease (CBVD) mortality rates declined in Brazil from 1980 to 1999. These trends were observed across major states and their capitals, indicating improved public health outcomes.
Area of Science:
- Public Health
- Epidemiology
- Cardiovascular Medicine
Background:
- Cardiovascular diseases (CVD) pose a significant public health challenge globally.
- Understanding regional mortality trends is crucial for targeted interventions.
- Brazil has experienced demographic and epidemiological transitions impacting disease patterns.
Purpose of the Study:
- To compare mortality trends for CVD, ischemic heart disease (IHD), and cerebrovascular disease (CBVD).
- To analyze these trends in the Brazilian states of Rio de Janeiro (RJ), São Paulo (SP), and Rio Grande do Sul (RS) and their capitals.
- To cover the period from 1980 to 1999.
Main Methods:
- Utilized death data from Datasus and population data from IBGE.
- Calculated crude and age-adjusted mortality rates using the direct method.
- Employed linear regression to analyze mortality trends, with adjustments for ill-defined causes.
Main Results:
- Observed annual declines in balanced and adjusted CVD mortality rates across studied regions.
- Rio de Janeiro (state and capital) showed the steepest decline in CVD mortality (-11.3 deaths/100,000).
- IHD mortality was similar in RJ and Porto Alegre, while CBVD mortality declined significantly in RJ and Porto Alegre.
Conclusions:
- A consistent decline in CVD, IHD, and CBVD mortality rates was evident from 1980 to 1999.
- Rio de Janeiro showed clear IHD declines starting in 1990 and sustained CBVD declines.
- These findings highlight regional variations in the reduction of cardiovascular and cerebrovascular disease mortality.