65 research outputs found

    Fatores associados à pneumonia em crianças Yanomami internadas por condições sensíveis à atenção primária na região norte do Brasil

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    Resumo Em países em desenvolvimento, a pneumonia é a principal causa de adoecimento e morte na infância, principalmente em grupos vulneráveis. O objetivo deste estudo foi analisar os fatores associados à pneumonia em crianças Yanomami internadas por condições sensíveis à atenção primária (ICSAP). As internações foram divididas em dois grupos: i) pneumonias e ii) demais causas, de acordo com a lista brasileira de ICSAP. Foram estimadas taxas ajustadas de ICSAP e utilizou-se a regressão logística não condicional para analisar fatores associados. Mais de 90% dos registros foram considerados ICSAP. A taxa padronizada de ICSAP foi 18,6/1.000. As chances de internação por pneumonia foram 2,7 (IC: 1,3-5,4) vezes maiores em crianças de 0,1 a 5,9 meses; 1,9 (IC: 1,1-3,3) vezes maiores nas crianças que tiveram a duração da hospitalização variando de 8 a 14 dias; e 3,0 (IC: 1,2-7,5) vezes maiores nas crianças com diagnóstico secundário de desnutrição. O excesso de internações evitáveis é um forte indício da baixa qualidade das ações em terras indígenas e do limitado acesso à atenção primária, contrariando o modelo assistencial proposto pelo subsistema de saúde indígena no Brasil que, em tese, deveria privilegiar tecnologias assistenciais ancoradas na atenção primária

    A Serological Survey of Infectious Disease in Yellowstone National Park’s Canid Community

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    BACKGROUND:Gray wolves (Canis lupus) were reintroduced into Yellowstone National Park (YNP) after a >70 year absence, and as part of recovery efforts, the population has been closely monitored. In 1999 and 2005, pup survival was significantly reduced, suggestive of disease outbreaks. METHODOLOGY/PRINCIPAL FINDINGS:We analyzed sympatric wolf, coyote (Canis latrans), and red fox (Vulpes vulpes) serologic data from YNP, spanning 1991-2007, to identify long-term patterns of pathogen exposure, identify associated risk factors, and examine evidence for disease-induced mortality among wolves for which there were survival data. We found high, constant exposure to canine parvovirus (wolf seroprevalence: 100%; coyote: 94%), canine adenovirus-1 (wolf pups [0.5-0.9 yr]: 91%, adults [>or=1 yr]: 96%; coyote juveniles [0.5-1.5 yrs]: 18%, adults [>or=1.6 yrs]: 83%), and canine herpesvirus (wolf: 87%; coyote juveniles: 23%, young adults [1.6-4.9 yrs]: 51%, old adults [>or=5 yrs]: 87%) suggesting that these pathogens were enzootic within YNP wolves and coyotes. An average of 50% of wolves exhibited exposure to the protozoan parasite, Neospora caninum, although individuals' odds of exposure tended to increase with age and was temporally variable. Wolf, coyote, and fox exposure to canine distemper virus (CDV) was temporally variable, with evidence for distinct multi-host outbreaks in 1999 and 2005, and perhaps a smaller, isolated outbreak among wolves in the interior of YNP in 2002. The years of high wolf-pup mortality in 1999 and 2005 in the northern region of the park were correlated with peaks in CDV seroprevalence, suggesting that CDV contributed to the observed mortality. CONCLUSIONS/SIGNIFICANCE:Of the pathogens we examined, none appear to jeopardize the long-term population of canids in YNP. However, CDV appears capable of causing short-term population declines. Additional information on how and where CDV is maintained and the frequency with which future epizootics might be expected might be useful for future management of the Northern Rocky Mountain wolf population

    Analysis and Parametric Study of Partially Composite Precast Concrete Sandwich Panels under Axial Loads

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    Performance of Concrete Beams Reinforced with Basalt FRP for Flexure and Shear

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    Combined Loading Behavior of Basalt FRP–Reinforced Precast Concrete Insulated Partially-Composite Walls

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    Flexural Response of Cross-Ply Flax Fiber–Reinforced Polymer Skinned Foam Cylinders

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    Flexural behavior of precast concrete sandwich wall panels with basalt FRP and steel reinforcement

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