Risk factors associated with mortality in hospitalized patients with COVID-19 during the Omicron wave in Brazil

M Colnago, GA Benvenuto, W Casaca, RG Negri… - Bioengineering, 2022 - mdpi.com
Considering the imminence of new SARS-CoV-2 variants and COVID-19 vaccine
availability, it is essential to understand the impact of the disease on the most vulnerable …

Sustained spike-specific IgG antibodies following CoronaVac (Sinovac) vaccination in sub-Saharan Africa, but increased breakthrough infections in baseline spike …

J Sembera, C Baine, V Ankunda, JS Katende… - Frontiers in …, 2023 - frontiersin.org
Introduction This study investigated the antibody responses to the inactivated COVID-19
vaccine, CoronaVac (Sinovac Biotech) in the African population to provide valuable insights …

Severe COVID-19 Outcomes in Five Latin American Countries in the Postvaccination Era

G Silva Julian, J Spinardi, M Diaz-Puentes, D Buitrago… - Viruses, 2024 - mdpi.com
We conducted a multicountry retrospective study using data from COVID-19 national
surveillance databases to analyze clinical profiles, hospitalization rates, intensive care unit …

[HTML][HTML] Clinical symptom profile of hospitalized COVID-19 Brazilian patients according to SARS-CoV-2 variants

NS Hojo-Souza, DL Guidoni… - Epidemiology and …, 2023 - ncbi.nlm.nih.gov
OBJECTIVES The aim of this study was to investigate the prevalence of the main symptoms
in Brazilian coronavirus disease 2019 (COVID-19) patients hospitalized during 4 distinct …

Profile and Outcomes of Hospitalized COVID-19 Patients during the Prevalence of the Omicron Variant According to the Brazilian Regions: A Retrospective Cohort …

PD Drummond, DB de Salles, NSH de Souza… - Vaccines, 2023 - mdpi.com
We investigated the clinical–epidemiological profile and outcomes of COVID-19 patients
hospitalized in 2022, during the Omicron variant/subvariant prevalence, in different Brazilian …

Risks of Adverse Outcomes for Hospitalized COVID-19 Patients during the Four Waves in Brazil According to SARS-CoV-2 Variants, Age Group, and Vaccine Status

NS Hojo-Souza, W Jassat, DL Guidoni, FSH de Souza - Viruses, 2023 - mdpi.com
Brazil was hit with four consecutive waves of COVID-19 until 2022 due to the ancestral
SARS-CoV-2 (B. 1 lineage), followed by the emergence of variants/subvariants. Relative …

Dichotomous outcomes vs. survival regression models for identification of predictors of mortality among patients with severe acute respiratory illness during COVID-19 …

KI Tasca, CG Alves, RMT Grotto… - Frontiers in Public …, 2023 - frontiersin.org
Introduction As the studies predicting mortality in severe acute respiratory illness (SARI)
have inferred associations either from dichotomous outcomes or from time-event models, we …

Efetividade vacinal na prevenção de óbitos em pessoas com síndrome respiratória aguda grave por covid-19 em Blumenau, 2021

E Renck, CB Zipper, MR Fabrino Junior… - … e Serviços de …, 2024 - SciELO Public Health
Objetivo: Analisar a efetividade vacinal na prevenção de óbitos atribuídos a síndrome
respiratória aguda grave por covid-19 (SRAG-covid) em adultos e idosos, em Blumenau …

Vaccine effectiveness in preventing deaths in people with severe acute respiratory syndrome due to COVID-19 in Blumenau, Brazil, 2021

E Renck, CB Zipper, MR Fabrino… - … e Serviços de Saúde, 2024 - SciELO Brasil
Objective to analyze the vaccine effectiveness in preventing deaths attributed to severe
acute respiratory syndrome due to COVID-19 (SARS/COVID-19) in adults and the elderly, in …

Perfil de pacientes adultos hospitalizados por COVID-19 antes y después de la introducción de las vacunas contra SARS-CoV-2

M Potin, S Aljaro, S López, O Uauy… - Revista chilena de …, 2023 - SciELO Chile
Objetivo: Comparar las características y evolución de pacientes adultos hospitalizados por
COVID-19 en un período anterior en 2020 (PER1) y otro posterior al inicio de la vacunación …