Practice Quiz

Registered Dietitian

Category - Nutrition Care

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Incidence is defined as:
  1. The number of cases of a disease reported to the CDC within a year
  2. The ratio of new cases of a disease to the number of people at risk during a defined time period
  3. The relative proportions of mortality and morbidity from a disease
  4. The ratio of the total number of people with a disease to the average number of people during a defined time period
Explanation
Answer: B - Incidence is defined as the ratio of new cases of the number of people at risk during a defined time period. Prevalence is defined as the ratio of the total number of people with a disease to the average number of people during a defined time period.
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