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A clinical trial is run to assess the efficacy of a new trial drug to reduce high blood pressure. Patients with a diagnosis of hypertension (high blood pressure) are recruited to participate in the trial and randomized to receive either the new drug or the placebo. Participants take the assigned drug for 12 weeks and their blood pressure status is recorded. At the end of the trial, participants are classified as still having hypertension or not. The data are shown below.
Group
Number Randomized
Number Free of Hypertension at 12 weeks
Placebo
50
6
New Drug
14
a.) What is the prevalence of Hypertension at the start of the trial? ______%
b.) What is the Prevalence of Hypertension at the end of the trial?_______%
c.) Estimate the relative risk comparing the proportions who are free of hypertension at 12 weeks between groups. Relative Risk=______
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