Trends and Risk Areas for Suicide in Brazil (2000–2022)
Author Information
Author(s): D. d. G. Souza, L. A. Andrade, J. A. Góes, L. R. S. de Melo, M. S. Melo, C. J. N. Ribeiro, J. M. de J. Santos, E. L. S. Camargo, A. F. L. de Sousa, L. M. C. Carneiro, R. C. da S. Souza, M. B. Santos, S. V. M. A. Lima, C. A. Ventura, A. D. dos Santos
Primary Institution: Collective Health Research Center (NISC/UFS), Federal University of Sergipe
Hypothesis
This study aimed to analyze the spatial, temporal, and spatiotemporal distribution of suicide mortality in Brazil from 2000 to 2022.
Conclusion
The study highlights the need for targeted prevention programs for young men in Brazil, particularly in regions with the highest suicide rates.
Supporting Evidence
- 240,843 suicides were recorded in Brazil from 2000 to 2022.
- The highest suicide rates were found in the southeast, south, and northeast regions.
- Most victims were white, single men aged 20 to 59 with low educational attainment.
- Suicide by hanging, strangulation, and suffocation was the most common method.
- An increasing trend in suicide mortality was observed across all regions of Brazil.
- Young men aged 10 to 39 showed particularly high increases in suicide rates.
- Spatial analysis revealed high-risk areas in the south and midwest regions.
- Targeted prevention programs are needed to address the rising suicide rates.
Takeaway
This study looked at how many people in Brazil died by suicide over 22 years and found that more young men are affected, especially in certain areas.
Methodology
An ecological study using secondary data from Brazil's Mortality Information System, employing segmented linear regression and spatial analysis techniques.
Potential Biases
Potential underreporting and misclassification of causes of death may affect the accuracy of the findings.
Limitations
The study relies on secondary data, which may have inconsistencies and underreporting of suicide cases.
Participant Demographics
The majority of suicide victims were white, single men aged 20 to 59 with 1 to 11 years of schooling.
Statistical Information
P-Value
p<0.001
Confidence Interval
CI 95%: 2.6 to 3.0
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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