Type and Time of Insemination within the Menstrual Cycle and the Human Sex Ratio at Birth
In: Studies in family planning: a publication of the Population Council, Band 6, Heft 10, S. 367
ISSN: 1728-4465
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In: Studies in family planning: a publication of the Population Council, Band 6, Heft 10, S. 367
ISSN: 1728-4465
In: Journal of Monetary Economics, Band 92, S. 16-30
In: FRB St. Louis Working Paper No. 2017-27
SSRN
Working paper
In: FRB St. Louis Working Paper No. 2016-4
SSRN
Working paper
In: Semina: revista cultural e científica da Universidade Estadual de Londrina. Ciências agrárias, Band 41, Heft 4, S. 1279
ISSN: 1679-0359
Bovine brucellosis, a zoonotic disease endemic to Brazil, is a serious public health problem. It is a notifiable disease that, like tuberculosis, is regulated through a national control and eradication program. The epidemiological status of bovine brucellosis must be characterized in order to direct measures aimed at controlling the disease. This study focused on analyzing the spatial and temporal distribution of bovine brucellosis in Brazil. An ecological and time series study was conducted based on secondary data reported by the National Animal Health Information System for cases of bovine brucellosis diagnosed in Brazil (2014 - 2018). The gross and average incidence rate of brucellosis was estimated per state. Joinpoint regression was applied to calculate the annual percentage change (APC) in incidence and to identify states with significant trend changes. Spatial analysis of animals with brucellosis was performed using Kernel density estimation. A total of 19,631 animals with bovine brucellosis were confirmed, and the average incidence rate varied from 0.03 to 33.93/100,000 cattle in Brazil. The highest density of positive animals was found in the states of Santa Catarina and Paraná, which can be considered areas of greater transmission of Brucella abortus. Reductions in gross incidence rates were observed in Paraná (APC: -13.2; 95% confidence interval [CI]: -20.3 – -5.4; p=0.01), Rondônia (APC: -44.7; 95%CI: -62.0 - -19.4; p=0.01), Mato Grosso do Sul (APC: -59.0; 95%CI: -77.7 - -24.5; p=0.01), Acre (APC: -40.0; 95%CI: -50.0 - -28.0; p=0.00), and Ceará (APC: -37.9; 95%CI: -50.9 - -21.4; p=0.00). The incidence rate significantly increased in Tocantins (APC: 122.1; 95%CI: 4.5 - 372.2; p=0.04). The findings of this study will be helpful in guiding surveillance and prevention measures aimed at reducing the incidence of bovine brucellosis in Brazil.
In: Revista CIDOB d'afers internacionals, Heft 116, S. 159-178
ISSN: 2013-035X