The primary endpoint of the study is number of hospitalizations due to Covid-19 infection within four weeks of entry into the study, the study hypothesis is that treatment with HCQ will reduce the risk of hospitalization because of Covid-19 infection, and the sample size estimate of the study is based on the need to test this hypothesis.

The primary endpoint of the study is number of hospitalizations due to Covid-19 infection within four weeks of entry into the study, the study hypothesis is that treatment with HCQ will reduce the risk of hospitalization because of Covid-19 infection, and the sample size estimate of the study is based on the need to test this hypothesis.