Hlth 503 final - Study guides, Class notes & Summaries

HLTH 503 Final True or False? Reliability refers to the ability of a measuring instrument to give consistent results on repeated trials, regardless of its accuracy. - Answer- True A new screening test for Lyme disease is developed for use in the general population. The sensitivity and specificity of the new test are 60% and 70%, respectively. Three hundred people are screened at a clinic during the first year the new test is implemented. Assume the true prevalence of Lyme disease among cli...

HLTH 503 Final: Cumulative Quiz questions The epidemiologic and clinical descriptions of a disease are different. - Answer- True In current thinking, the term epidemic is used only to describe outbreaks of infectious disease. - Answer- False The Framingham Heart Study, begun in 1948, pioneered research into coronary heart disease risk factors. - Answer- True Which of the following activities characterizes a clinical approach (as opposed to an epidermiologic approach)? - Answer- Descr...

HLTH 503 Final Exam LUO 1. True or False? Molecular epidemiology applies the techniques of molecular biology to epidemiologic studies. 2. Which of the following activities characterizes an epidemiologic approach (as opposed to a clinical approach)? 3. True or False? Most of the time, epidemiologic researchers confront a problem that has a clear etiologic basis. 4. True or False? John Cassel argued that the agent, host, and environment triad provided an adequate explanation for chronic diseas...

A case-control study is purely a descriptive (as opposed to analytic) study designA case-control study is purely a descriptive (as opposed to analytic) study design - False A cross-sectional study allows the demonstration of a time sequence between exposure and disease. - False A double-blind study of a vaccine is one in which: - neither observers nor subjects know which subject receives the vaccine and which receives a placebo. A major advantage of community trials is that they are: - ...

HLTH 503 Final Exam with Answers True or False? Molecular epidemiology applies the techniques of molecular biology to epidemiologic studies. Which of the following activities characterizes an epidemiologic approach (as opposed to a clinical approach)? True or False? Most of the time, epidemiologic researchers confront a problem that has a clear etiologic basis. True or False? John Cassel argued that the agent, host, and environment triad provided an adequate explanation for chronic disease...

1. True or False? Molecular epidemiology applies the techniques of molecular biology to epidemiologic studies. 2. Which of the following activities characterizes an epidemiologic approach (as opposed to a clinical approach)? 3. True or False? Most of the time, epidemiologic researchers confront a problem that has a clear etiologic basis. 4. True or False? John Cassel argued that the agent, host, and environment triad provided an adequate explanation for chronic diseases of non-infectiou...