Sequential serological surveys in the early stages of the coronavirus disease epidemic: limitations and perspectives
Rev. Soc. Bras. Med. Trop
; 53: e20200351, 2020. graf
Article
in English
| Sec. Est. Saúde SP, Coleciona SUS, LILACS
| ID: biblio-1136900
Responsible library:
BR1.1
ABSTRACT
Abstract INTRODUCTION:
Estimates of the number of individuals infected by severe acute respiratory syndrome coronavirus 2 are important for health planning and establishment of expectations regarding herd immunity.METHODS:
Seven testing rounds of a serological survey were conducted at 1-week intervals between April 19 and May 31, 2020 in Teresina municipality. RESULTS Over the 7 weeks, serological positivity increased from 0.56% (95% confidence interval [CI] 0.18%-1.30%) to 8.33% (95% CI 6.61%-10.33%), representing 33-53 persons infected for each reported case.CONCLUSIONS:
Serological screening may be an important tool for understanding the immunity of a population and planning community interventions.
Full text:
Available
Collection:
National databases
/
Brazil
Database:
LILACS
/
Sec. Est. Saúde SP
/
Coleciona SUS
Main subject:
Pneumonia, Viral
/
Coronavirus Infections
/
Betacoronavirus
Type of study:
Diagnostic study
Limits:
Humans
Country/Region as subject:
South America
/
Brazil
Language:
English
Journal:
Rev. Soc. Bras. Med. Trop
Year:
2020
Document type:
Article
Institution/Affiliation country:
Fundação Municipal de Saúde/BR
/
Instituto de Pesquisa Opinar/BR
/
Universidade Federal do Piauí/BR
