Chikungunya surveillance in Brazil: challenges in the context of Public Health* * The authors received financial support from the Foundation for the Support of Research of Goiás State, Process No. 201510267000931. The financial support had no influence on the study design, data collection and analysis, decision to publish or preparation of the manuscript. The article is derived from the Master's thesis entitled 'Health Surveillance of fever Chikungunya in Brazil in the context of the Brazilian Unified Health System', presented by Nayara Messias da Silva to the Postgraduate Collective Health Program of Federal University of Goiás, in 2016.

Nayara Messias da Silva Ricardo Antônio Gonçalves Teixeira Clever Gomes Cardoso João Bosco Siqueira Junior Giovanini Evelim Coelho Ellen Synthia Fernandes de Oliveira About the authors

Abstract

Objective:

to describe the challenges in implementing the chikungunya surveillance and prevention system in Brazil.

Methods:

this was a descriptive study of suspected cases of the disease based on records held on the Notifiable Diseases Information System (Sinan) for the period 2014-2016.

Results:

more than 100,000 probable chikungunya cases were notified in Brazil in this period, with the largest concentration in the Northeast states (83.3% between 2014 and 2015; 91.0% in 2016); Sinan provided an excellent opportunity for closing records of cases occurring between 2014 and 2015 (85%) and high completeness of obligatory variables.

Conclusion:

given the imminence of the introduction of chikungunya in Brazil in 2014, advance public health preparation took place in order to minimize its effects on society; implementation of the surveillance system improved collection of information regarding the disease, however many challenges can be seen in practice, in view of increasing case incidence. This requires greater handling capacity in this sector.

Keywords:
Chikungunya; Public Health Surveillance; Epidemiology

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