Perfil epidemiológico de casos de surtos de doenças transmitidas por alimentos ocorridos no Paraná, Brasil

Abstract

The investigation of outbreaks of Food Borne Diseases (FBD) is challenging. For the Health Surveillance is essential to identify groups and risk factors associated with the DTA. The aim of this study was to characterize the epidemiology of outbreaks of DTA occurred in 29 counties that comprise the 2nd Regional Health, the Department of Health of Paraná, Brazil, from 2005-2008. Tabulated to 472 reports of food the Central Laboratory of the State of Paraná(LACEN-PR) chips and notified the Information System for Notifiable Diseases (SINAN) of suspected cases of DTA. The group most affected were females with 50.51% of the cases. Individuals between 20 and 49 years of age were most often involved in 49.50% of cases. Restaurants (27.65%) of affected individuals and households (36.17%) were the preparation and consumption sites most frequently involved. Manipulation / inadequate preparation of food (36.95%) and inadequate form of consumption (23.90%) were the most prevalent causative factors. Most confirmations of outbreaks was based on clinical and epidemiological (44.68%). With respect to micro-organisms identified in the samples analyzed, the results showed predominance Escherichia coli (health indicator), followed by Bacillus cereus and Staphylococcus aureus . The foods most frequently involved were milk (29.68%) and fruits and vegetables (24.21%). With this study can guide preventive measures and control of DTA in the population studied.