Observed and estimated prevalence of COVID-19 in Italy: How to estimate the total cases from medical Swabs data

During the Covid-19 pandemic in Italy, official data are collected with medical swabs following a pure convenience criterion which, at least in an early phase, has privileged the exam of patients showing evident symptoms. in this paper, we propose to estimate the prevalence of Covid-19 in Italy by reweighting the available official data published by the Istituto Superiore di Santa so as to attain a more representative sample of the Italian population.

Observed and estimated prevalence of COVID-19 in Italy: How to estimate the total cases from medical Swabs data
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