The Nurse Is Performing a Comparison Study About the Incidence

Multiple Choice

The nurse is performing a comparison study about the incidence of microcephaly between pregnant mothers who traveled to areas where the Zika virus was prevalent and pregnant mothers who did not. A risk ratio (RR) of 1.4 is calculated. Which is the meaning of the RR?

A) The risk is equal between the two groups.
B) There is an increased risk for the exposed group.
C) There is a decreased risk for the exposed group.
D) There is an increased risk for the unexposed group.