An Epidemiological Study Is Initiated to Assess the Impact of Type

question 22

Multiple Choice

An epidemiological study is initiated to assess the impact of type II diabetes mellitus in a large population with little migration.  Disease incidence and prevalence are monitored and recorded as the number of cases per 1,000 individuals over a 30-year period. Which of the following is the most likely explanation for the change in disease prevalence seen in the graph?

• A)Decreased hospitalization rate
• B)High mortality in diabetics
• C)Improved quality of care
• D)Increased accuracy of diagnostic testing
• E)Increased exposure to risk factors
• F)Increased number of new diabetes cases
• G)Selective survival bias

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