Hsc 404 Study guides, Class notes & Summaries

HSC 404 Final Exam Questions And Answers The population etiologic fraction is a measure of the proportion of the disease rate in a population attributable to the exposure of interest. This measure of effect is influenced by: -the relative risk of the disease in exposed individuals versus unexposed individuals AND -the prevalence of the exposure in the population If it is accepted than an observed association is a causal one, an estimate of the impact that a successful preventative progr...

HSC 404 Final Exam Questions And Answers D the degree of agreement among several trained experts refers to: A. internal consistency B. repeated measures C. concurrent validity D. inter-judge reliability E. both a and c B a test that determines whether disease is actually present is a: A. screening test B. diagnostic test C. reliability test D. none of the above B researchers establish 50 unites as a cut point above which a test is considered positive and thereby indicative...

HSC 404 Final Exam Questions And Answers When assessing a positive relationship between alcohol consumption and oral cancer using a case-control study, increasing the sample size of the study will result in which of the following? A lower p value A greater odds ratio A smaller 95% confidence interval A higher disease prevalence None of the above An attributable-risk percent of 80% was calculated for the association between smoking and lung cancer death. Which of the following provid...

HSC 404 Final Exam Questions And Answers The population etiologic fraction is a measure of the proportion of the disease rate in a population attributable to the exposure of interest. This measure of effect is influenced by: -the relative risk of the disease in exposed individuals versus unexposed individuals AND -the prevalence of the exposure in the population If it is accepted than an observed association is a causal one, an estimate of the impact that a successful preventative progr...

HSC 404 Mid-term Exam Questions and Correct Answers 2024, With Complete Solution. What is clinical approach (as opposed to an epidemiological approach)? Description of specific signs and symptoms in a patient John Snow, author of Snow on Cholera.... was an early epidemiologist who used natural experiments. What are the aims of epidemiology (5)? -To describe the health status of the population -To explain the etiology of disease -To predict the occurrence of disease -To control the dis...

HSC 404, Exam 2 Questions and Correct Answers 2024, With Complete Solution. A prophylactic trial is designed to: evaluate the effectiveness of a substance used to prevent disease Which types of health issues are likely to be addressed in community trials? -Smoking cessation -HIV/AIDS -Healthy eating The purpose of double-blinding in clinical trials is to: -Reduce error that results from the way in which the outcome is assessed -Reduce error that results from subjects' knowledge of th...

HSC 404, Final Exam Questions and Correct Answers, With Complete Solution, Updated 2024. The population etiologic fraction is a measure of the proportion of the disease rate in a population attributable to the exposure of interest. This measure of effect is influenced by: -the relative risk of the disease in exposed individuals versus unexposed individuals AND -the prevalence of the exposure in the population If it is accepted than an observed association is a causal one, an estimate of t...

HSC 404 Exam 2 Questions and Correct Answers, With Complete Solution, 2024. Choose the INCORRECT answer regarding ecologic studies: A. An ecologic study is one that examines a group as a unit of analysis B. An ecologic comparison study is sometimes called a cross-sectional ecological study C. The level of exposure for each individual in the unit studied is well known D. The ecologic fallacy occurs when incorrect inferences about the individual are made from group level data C. The level ...

HSC 404 Exam 3 Questions and Correct Answers, With Complete Solution 2024. Recall bias is more likely to occur in ___________ studies Case control Repeated measurement reliability the degree of consistency among repeated measurements of the same individual on more than one occasion Internal consistency reliability evaluates the degree of agreement or homogeneity within a questionnaire measure of an attitude, personal characteristic, or psychological attribute interjudge reliability deg...