HLTH 4200 Week 6 Final Exam ( 100% verified) HLTH 4200 Principles Of Epidemiology

(HLTH 4200 Week 6 Final) Question: Statistical power is the ability of a study to demonstrate an association if one exists Question: Which of the following IS NOT a characteristic that would make a disease appropriate for screening? Question: You are … in finding out whether middle … men who have irregular heartbeats are at greater risk of developing a myocardial infarction (heart attack) than men whose heartbeats are regular. Electrocardiogram (ECG) examinations are … on all male office employees 35 years of age or older who work for oil companies in Houston. The ECG tracings are … as irregular or regular. Five years later, myocardial infarction rates are … between those with and those without baseline ECG irregularities. Question: The physical examination records of the incoming freshman class of 1935 at the University of Minnesota were … in 1980 to see whether their … height and weight at the time of admission to the university are … to their chance of developing coronary heart disease by 1980. Question: Research participants were children … in a health maintenance organization. At 18 months of age each child was randomly … to one of two groups. Each group was … one of two types of vaccine against Haemophilus influenza. Parents were … to record any side effects on a card and mail it back after two weeks. Question: Research participants with a … diagnosis of carpal tunnel syndrome were … to a comparable group without carpal tunnel syndrome. Both groups were … about their prior occupational and recreational exposures. Question: The entire population of a … community is … and all who are … to … free from bowel cancer are … extensively about their diets. These people then are … for several years to see whether or not their eating habits will predict their risk of developing bowel cancer. Question: In order to reduce random error and increase the strength of the findings, researchers should use a small sample size. Question: In the Bradford Hill Criteria for Causation, the ________ the association, the more likely it is that the relation of “A” to “B” is causal. Question: The positive predictive value of a screening test indicates the: Question: The specificity of a screening test indicates: Question: The primary difference between an experimental and observational study is that the investigator: Question: In contrast to observational studies, clinical trials are … to test the: Question: The process in a clinical trial whereby the investigator assigns subjects to either the treatment or comparison/control group is known as ______. Question: A good screening test should … _______. Question: In the Framingham study, a group of residents … been … since the 1950s to identify occurrence and risk factors for heart disease. Which type(s) of study does it represent? Question: The Cancer and Steroid Hormone (CASH) study … breast cancer about their prior use of oral contraceptives ( the Pill ). What type of study does this represent? Question: An intervention … for the purpose of educational and behavioral changes at the population level is a community intervention. Question: Certain genes can … markers for susceptibility but do not confer risk on their own Question: The host, agent, and behavior make up the epidemiologic triangle. Question: In … countries, chronic health problems have … infectious diseases as the leading killers during the past century. Question: The entry and development or multiplication of an infectious agent in the body of persons or animals is … as: Question: The severity of a disease … by an infectious agent is … to as: Question: All of the following are examples of diseases … or … to have a genetic basis EXCEPT: Question: Highly toxic chemicals that persist in the environment have been … with disruption of the: