HSC 4501 Final Exam Review Rated A

1. Which of the following are examples of a population prevalence rate? a. The number of ear infections suffered by 3-year-old children in March, 2006 b. The number of persons with hypertension per 100,000 population c. The number of cases of skin cancer diagnosed in a dermatology clinic d. B&C - b. The number of persons with hypertension per 100,000 population 2. Which of the following in an advantage of active surveillance? a. requires less project staff b. Is relatively inexpensive to employ c. More accurate due to reduced reporting burden for health care providers d. Relies on different disease definitions to account for all cases - c. More accurate due to reduced reporting burden for health care providers 3. The population of a city on February 15, 2005, was 36,600. The city has a passive surveillance system that collects hospital and private physician reports of influenza cases every month. During the period between January 1 and April 1, 2005, 2,200 new cases of influenza occurred in the city. Of these cases, 775 persons were ill with influenza according to surveillance reports on April 1, 2005. The monthly incidence rate of active cases of influenza for the 3-month period was: a. 4 per 1,000 population b. 17 per 1,000 population c. 20 per 1,000 population 39 per 1,000 population - 20 per 1,000 population 4. The population of a city on February 15, 2005, was 36,600. The city has a passive surveillance system that collects hospital and private physician reports of influenza cases every month. During the period between January 1 and April 1, 2005, 2,200 new cases of influenza occurred in the city. Of these cases, 775 persons were ill with influenza according to surveillance reports on April 1, 2005. The prevalence rate of active influenza as of April 1, 2005, was: a. 10 per 1,000 population b. 14 per 1,000 population c. 17.5 per 1,000 population d. 20 per 1,000 population - 20 per 1,000 population 5. The population of a city on February 15, 2005, was 36,600. The city has a passive surveillance system that collects hospital and private physician reports of influenza cases every month. During the period between January 1 and April 1, 2005, 2,200 new cases of influenza occurred in the city. Of these cases, 775 persons were ill with influenza according to surveillance reports on April 1, 2005. What can be inferred about influenza cases occurring in the city? a. Active surveillance would enable better prevention of influenza b. The incidence rate would decrease if active surveillance were employed c. The average duration of influenza is approximately 1 month d. The actual number of influenza cases occurring in the population is less since hospitals and private physicians may be reporting the same patients - c. The average duration of influenza is approximately 1 month