A randomized trial is conducted to evaluate the efficacy of a new cholesterol lowering medication. The primary outcome is incident coronary artery disease. Participants are free of coronary artery disease at the start of the study and randomized to receive either the new medication or a placebo. Some suffered events , followed for 10 years.
# participants # cornary art
chol med 400 28:
placebo 400 42:
a) compute RR of disease receiving new med as compared to placebo: RR=_______.
b) compute the odds ratio (OR) of disease of new med to placebo. OR=_______.