Covid

Seroepidemiology of SARS-CoV-2 on a partially vaccinated island in Brazil: Determinants of infection and vaccine response

Cerbino-Neto J, Peres IT, Varela MC, Ranzani OT, ..., Bozza FA, Penna GO

Jan 1, 2022

Report 46: Factors driving extensive spatial and temporal fluctuations in COVID-19 fatality rates in Brazilian hospitals

Brizzi A, Whittaker C, Servo LMS, Ranzani OT, ..., Bhatt S, Ratmann O

Nov 2, 2021

Effectiveness of ChAdOx1 vaccine in older adults during SARS-CoV-2 Gamma variant circulation in São Paulo

Hitchings MDT, Ranzani OT, Dorion M, ..., Ko AI, Croda J

Oct 28, 2021

Effectiveness of CoronaVac among healthcare workers in the setting of high SARS-CoV-2 Gamma variant transmission in Manaus, Brazil: A test-negative case-control study

Hitchings MDT, Ranzani OT, Torres MSS, ..., Ko AI, Croda J

Sep 1, 2021

Effectiveness of the CoronaVac vaccine in older adults during a gamma variant associated epidemic of covid-19 in Brazil: test negative case-control study

Ranzani OT, Hitchings MDT, Dorion M, ..., Ko AI, Croda J

Aug 20, 2021

COVID-19 hospital admissions: Brazil's first and second waves compared

Bastos LS, Ranzani OT, Souza TML, Hamacher S, Bozza FA

Aug 1, 2021

Recovery after prolonged ICU treatment in patients with COVID-19

Parotto M, Myatra SN, Munblit D, Elhazmi A, Ranzani OT, Herridge MS

Aug 1, 2021

Community-acquired pneumonia severity assessment tools in patients hospitalized with COVID-19: a validation and clinical applicability study

Lazar Neto F, Marino LO, Torres A, Ranzani OT, ..., Residents, Attending Physicians

Jul 1, 2021

Characterisation of the first 250,000 hospital admissions for COVID-19 in Brazil: a retrospective analysis of nationwide data

Ranzani OT, Bastos LSL, Gelli JGM, Marchesi JF, Baião F, Hamacher S, Bozza FA

Apr 1, 2021

Use of dialysis, tracheostomy, and extracorporeal membrane oxygenation among 842,928 patients hospitalized with COVID-19 in the United States

Burn E, Sena AG, Prats-Uribe A, Ranzani OT, ..., Kostka K, Duarte-Salles T

Feb 12, 2021