João Pereira da Silva|Guilherme Loureiro Werneck|Emanuelle Cardoso Macedo|Hanny de Carvalho|Maria do Socorro Pires e Cruz
Factors associated with Leishmania chagasi infection in domestic dogs from Teresina, State of Piauí, Brazil
Secretaria Municipal de Saúde|Universidade do Estado do Rio de Janeiro|Departamento de Epidemiología|Universidade Federal do Piauí|Universidade Estadual do Piau|Universidade Federal do Piauí
introduction many studies evaluated risk factors human visceral leishmaniasis focused infection among dogs objective study assess association peridomestic socioeconomic environmental factors presence dogs seropositive leishmania chagasi city teresina brazil methods casecontrol study based results routine seroepidemiological survey among domestic dogs carried 2007 serological tests performed means indirect immunofluorescence antibody test dwellings least one seropositive dog detected considered cases controls random sample dwellings seronegative dogs identified associations variables expressed odds ratios respective 95 confidence intervals 95ci estimated using multivariate logistic regression results dwellings history dogs removed visceral leishmaniasis control program last 12 months fivefold higher odds least one seropositive dog compared dwellings history dog removal 519 95ci 320842 dwellings cats 58 increased odds dog infection compared cats 158 95ci 101247 conclusions identification factors associated canine visceral leishmaniasis might used delimitation areas higher risk human visceral leishmaniasis since infection dogs generally precedes appearance human cases