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High proportion of asymptomatic and presymptomatic COVID-19 infections in air passengers to Brunei
Author(s) -
Justin Wong,
Anita B Z Abdul Aziz,
Liling Chaw,
Abdirahman Mahamud,
Matthew Griffith,
Ying-Ru Lo,
Lin Naing
Publication year - 2020
Publication title -
journal of travel medicine
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.985
H-Index - 59
eISSN - 1708-8305
pISSN - 1195-1982
DOI - 10.1093/jtm/taaa066
Subject(s) - medicine , asymptomatic , covid-19 , social distance , transmission (telecommunications) , pandemic , environmental health , intensive care medicine , virology , surgery , pathology , infectious disease (medical specialty) , disease , outbreak , electrical engineering , engineering
We report early findings from COVID-19 cases in Brunei suggesting a remarkably high proportion of asymptomatic (12%) and presymptomatic (30%) cases. This proportion was even higher in imported cases. These have implications for measures to prevent onward local transmission and should prompt reconsideration of current testing protocols and safe de-escalation of social distancing measures.

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