Journal article

Association between homicide rates and suicide rates: a countrywide longitudinal analysis of 5507 Brazilian municipalities

Daiane Borges Machado, Keltie McDonald, Luis FS Castro-de-Araujo, Delan Devakumar, Flavia Jose Oliveira Alves, Ligia Kiss, Glyn Lewis, Mauricio L Barreto

BMJ Open | BMJ PUBLISHING GROUP | Published : 2020

Abstract

OBJECTIVE: To estimate the association between homicide and suicide rates in Brazilian municipalities over a period of 7 years. DESIGN: We conducted a longitudinal ecological study using annual mortality data from 5507 Brazilian municipalities between 2008 and 2014. Multivariable negative binomial regression models were used to examine the relationship between homicide and suicide rates. Robustness of results was explored using sensitivity analyses to examine the influence of data quality, population size, age and sex on the relationship between homicide and suicide rates. SETTING: A nationwide study of municipality-level data. PARTICIPANTS: Mortality data and corresponding population estima..

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Grants

Awarded by Medical Research Council


Awarded by Wellcome Trust


Funding Acknowledgements

The study was in part funded by the Medical Research Council (MC_ PC_MR/R018677/1) and Wellcome Trust (202912/Z/16/Z). This work was also supported by the National Institute for Health Research, University College London Hospital, Biomedical Research Centre.