Author Question: What is the term for the difference between the incidence rates in a group of people exposed to HIV ... (Read 67 times)

fbq8i · **on:** Jul 8, 2018

What is the term for the difference between the incidence rates in a group of people exposed to HIV in Africa and a group of people not exposed to HIV in Africa?

A) Adjusted
B) Attack
C) Attributable
D) Crude

Question 2

When there are unequal periods of observation for study subjects, it may be necessary to use a person-time denominator in the calculation of incidence rates. What does this technique measure?

A) Incidence density
B) Prevalence rate
C) Relative risk ratio
D) Specific rate