Navegação Ciências Exatas e da Terra por Assunto "CoVId-19"

Resultados 1-16 de 16

    • A call for citizen science in pandemic preparedness and response : beyond data collection 

      Tan, Yi-Roe; Agrawal, Anurag; Matsoso, Malebona Precious; Katz, Rebecca; Davis, Sara L. M.; Winkler, Andrea Sylvia; Huber, Annalena; Joshi, Ashish; El-Mohandes, Ayman; Recamonde-Mendoza, Mariana; Mathaha, Thuso; Kim, Vinh; Yap, Peiling (2022) [Artigo de periódico]
      The COVID-19 pandemic has underlined the need to partner with the community in pandemic preparedness and response in order to enable trust-building among stakeholders, which is key in pandemic management. Citizen science, ...

    • Classificação de risco em redes complexas : o caso da COVID-19 no Rio Grande do Sul 

      Sibemberg, Lucas Siviero; Allem, Luiz Emílio; Hoppen, Carlos; Peixoto, Pedro da Silva (2021) [Artigo de periódico]
      Peixoto et al.(2020) apresentaram uma metodologia que utiliza dados oriundos da mobilidade de pessoas para classificar municípios de um estado em três zonas de risco (baixo, médio e alto) em relação a uma doença contagiosa ...

    • Cohort study protocol of the Brazilian collaborative research network on COVID-19 : strengthening WHO global data 

      Anschau, Fernando; Reis, Rodrigo Citton Padilha dos; Santos Neto, Joaquim Francisco dos; Garbini, Andresa Fontoura; Purper, César Perdomo; Donida, Bruna; Müller, Gabriel Cardozo; Kuchenbecker, Ricardo de Souza (2022) [Artigo de periódico]
      Introduction: with the COVID-19 pandemic, hospitals in low-income countries were faced with a triple challenge. First, a large number of patients required hospitalisation because of the infection’s more severe symptoms. ...

    • Comparison of machine learning techniques to handle imbalanced COVID-19 CBC datasets 

      Dorn, Márcio; Grisci, Bruno Iochins; Narloch, Pedro Henrique; Feltes, Bruno César; Ávila, Eduardo Muller; Kahmann, Alessandro; Alho, Clarice Sampaio (2021) [Artigo de periódico]
      The Coronavirus pandemic caused by the novel SARS-CoV-2 has significantly impacted human health and the economy, especially in countries struggling with financial resources for medical testing and treatment, such as Brazil’s ...

    • COVID-19 among healthcare workers in a Southern Brazilian Hospital and evaluation of a diagnostic strategy based on the RT-PCR test and retest for Sars-CoV-2 

      Fernandes, Fernando Schmidt; Toniasso, Sheila de Castro Cardoso; Leitune, Juliana Castelo Branco; Brum, Maria Carlota Borba; Leotti, Vanessa Bielefeldt; Dantas Filho, Fábio Fernandes; Chaves, Eunice Beatriz Martin; Joveleviths, Dvora (2021) [Artigo de periódico]
      OBJECTIVE: Healthcare workers are at risk for COVID-19 contamination. It is important to protect them in order to reduce nosocomial transmission and maintain the assistance capacity of health systems. To evaluate the ...

    • Desigualdades intraurbanas e a Covid-19 : uma análise do isolamento social no município de Porto Alegre 

      Augustin, André Coutinho; Soares, Paulo Roberto Rodrigues (2021) [Artigo de periódico]
      A pandemia de Covid-19 explicitou desigualdades territoriais já presentes nas cidades brasileiras. Uma das formas de expressão dessas desigual dades foi a possibilidade de ficar em casa para se prevenir. Analisando um ...

    • Effective recommendations towards healthy routines to preserve mental health during the COVID-19 pandemic 

      Pilz, Luísa Klaus; Pereira, Natividade de Sá Couto; Francisco, Ana Paula; Carissimi, Alicia; Constantino, Débora Barroggi; Caus, Letícia Barbieri; Abreu, Ana Carolina Odebrecht Vergne de; Amando, Guilherme Rodriguez; Bonatto, Fernanda Sbaraini; Lazzarotto, Gabriela; Marafiga, Joseane Righes; Montagner, Francisco; Oliveira, Melissa Alves Braga de; Santos, Bruno Gomes Tavares dos; Steibel, Eduardo Giordani; Tavares, Patrice de Souza; Tonon, André Comiran; Xavier, Nicóli Bertuol; Zanona, Querusche Klippel; Calcagnotto, Maria Elisa; Hidalgo, Maria Paz Loayza; Idiart, Marco Aurelio Pires (2022) [Artigo de periódico]
      Objective: To assess the adherence to a set of evidence-based recommendations to support mental health during the coronavirus disease 2019 (COVID-19) pandemic and its association with depressive and anxiety symptoms. ...

    • Epistemic and political confrontations around the public policies to fight COVID-19 pandemic 

      Moura, Cristiano Barbosa de; Nascimento, Matheus Monteiro; Lima, Nathan Willig (2021) [Artigo de periódico]
      Our purpose in this article is to discuss the roles for HPSS in Science Education considering the crisis of COVID-19, as well as to think what Science Education could look like beyond the pandemic. Considering the context ...

    • Hemogram data as a tool for decision-making in COVID-19 management : applications to resource scarcity scenarios 

      Ávila, Eduardo Muller; Kahmann, Alessandro; Alho, Clarice Sampaio; Dorn, Márcio (2020) [Artigo de periódico]
      Background COVID-19 pandemics has challenged emergency response systems worldwide, with widespread reports of essential services breakdown and collapse of health care structure. A critical element involves essential workforce ...

    • HLA haplotypes and differential regional mortality caused by COVID-19 in Brazil: an ecological study based on a large bone marrow donor bank dataset 

      Boquett, Juliano André; Vianna, Fernanda Sales Luiz; Fagundes, Nelson Jurandi Rosa; Schroeder, Lucas; Barbian, Márcia Helena; Oliveira, Marcelo Zagonel de; Andreis, Tiago Finger; Pôrto, Luis Cristóvão de Moraes Sobrino; Chies, Jose Artur Bogo; Faccini, Lavinia Schuler; Prolla, Patrícia Ashton; Rosset, Clévia (2023) [Artigo de periódico]
      The coronavirus disease 2019 (COVID-19) mortality rates varied among the states of Brazil during the course of the pandemics. The human leukocyte antigen (HLA) is a critical component of the antigen presentation pathway. ...

    • Impact of the COVID-19 pandemic on the mental health of frontline healthcare workers in a highly affected region in Brazil 

      Cohen, Mírian; Cruz, Luciane Nascimento; Cardoso, Ricardo Bertoglio; Albuquerque, Maria de Fatima Pessoa Militao de; Montarroyos, Ulisses Ramos; Souza, Wayner Vieira de; Ludermir, Ana Bernarda; Carvalho, Maria Rosimery de; Vicente, Julianne Damiana da Silva; Viegas Filho, Marcelo Paulino; Cortes, Fanny Julia Mireille; Silva, Marina Teixeira de Siqueira; Almeida, Carla Menezes Cavalcante; Lima, Luana Nepomuceno Gondim Costa; Veras, Maria Amélia; Kendall, Carl; Kerr, Ligia Regina Franco Sansigolo; Martelli, Celina Maria Turchi; Camey, Suzi Alves (2023) [Artigo de periódico]
      Background: The COVID-19 pandemic had a major impact on the mental health of healthcare workers (HCWs), especially in low and middle-income countries, which had to face additional political, social, and economic challenges. ...

    • Mental health outcomes in frontline healthcare workers in Brazil during the COVID-19 epidemic : results of an online survey in four regions using respondent-driven sampling (RDS) 

      Cohen, Mírian; Cardoso, Ricardo Bertoglio; Kerr, Ligia Regina Franco Sansigolo; Kendall, Carl; Almeida, Rosa Lívia Freitas de; Schneider, Nayê Balzan; Viera, Carolina de Mello; Zaduchliver, Jorge Grossman; Castro, Andriele Abreu; Pinheiro Júnior, Francisco Marto Leal; Albuquerque, Maria de Fatima Pessoa Militao de; Lima, Luana Nepomuceno Gondim Costa; Veras, Maria Amélia; Martelli, Celina Maria Turchi; Cruz, Luciane Nascimento; Camey, Suzi Alves (2023) [Artigo de periódico]
      Background: The COVID-19 pandemic overwhelmed health facilities and presented healthcare workers (HCWs) with a new infectious disease threat. In addition to a sanitary crisis, Brazil still had to face major political, ...

    • Modelling the impact of school reopening and contact tracing strategies on Covid-19 dynamics in different epidemiologic settings in Brazil 

      Borges, Marcelo Eduardo; Ferreira, Leonardo Souto; Lyra, Silas Poloni; Bagattini, Ângela Maria; Franco, Caroline; Rosa, Michelle Quarti Machado da; Simon, Lorena Mendes; Camey, Suzi Alves; Kuchenbecker, Ricardo de Souza; Prado, Paulo Inácio de Knegt López de; Diniz Filho, Jose Alexandre Felizola; Kraenkel, Roberto Andre; Coutinho, Renato Mendes; Toscano, Cristiana Maria (2022) [Artigo de periódico]
      We simulate the impact of school reopening during the COVID-19 pandemic in three major urban centers in Brazil to identify the epidemiological indicators and the best timing for the return of in-school activities and the ...

    • Multi-Hamiltonian structure of the epidemics model accounting for vaccinations and a suitable test for the accuracy of its numerical solvers 

      Haas, Fernando; Kröger, Martin; Schlickeiser, Reinhard (2022) [Artigo de periódico]
      We derive a generalized Hamiltonian formalism for a modified suscepti ble–infectious–recovered/removed (SIR) epidemic model taking into account the population V of vaccinated persons. The resulting SIRV model is shown to ...

    • Social distancing, mask use, and transmission of severe acute respiratory syndrome coronavirus 2, Brazil, April–June 2020 

      Gonçalves, Marcelo Rodrigues; Reis, Rodrigo Citton Padilha dos; Tolio, Rodrigo Pedroso; Pellanda, Lucia Campos; Schmidt, Maria Inês; Katz, Natan; Mengue, Sotero Serrate; Hallal, Pedro Curi; Horta, Bernardo Lessa; Silveira, Mariângela Freitas da; Umpierre, Roberto Nunes; Molina, Cynthia Goulart; Silva, Rodolfo Souza da; Duncan, Bruce Bartholow (2021) [Artigo de periódico]
      We assessed the associations of social distancing and mask use with symptomatic, laboratory-confi rmed severe acute respiratory syndrome coronavirus 2 infection in Porto Alegre, Brazil. We conducted a population-based ...

    • A spectral clustering approach for the evolution of the COVID-19 pandemic in the state of Rio Grande do Sul, Brazil 

      Allem, Luiz Emílio; Hoppen, Carlos; Marzo, Matheus Micadei; Sibemberg, Lucas Siviero (2022) [Artigo de periódico]
      The aim of this paper is to analyse the evolution of the COVID-19 pandemic in Rio Grande do Sul by applying graph-theoretical tools, particularly spectral clustering techniques, on weighted graphs defined on the set of 167 ...