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#COVID19 #falsepositive #unreliable #presumptive
"..the positive predictive value of the active screening was only 19.67%, in contrast, the false-positive rate of positive results was 80.33%.
"..the positive predictive value of the active screening was only 19.67%, in contrast, the false-positive rate of positive results was 80.33%.
"The multivariate-probabilistic sensitivity analysis results supported the base-case findings, with a 75% probability for the false-positive rate of positive results over 47%...
Conclusions: In the close contacts of COVID-19 patients, nearly half or even more of the 'asymptomatic infected individuals' reported in the active nucleic acid test screening might be false positives.
ncbi.nlm.nih.gov/pubmed/3213383…
ncbi.nlm.nih.gov/pubmed/3213383…
