27 Jun Question BIO550 Epidemiology
Question
BIO550 Epidemiology
Week 4 Epidemiologic Study Design Quiz
To show causality, researchers must use a/an ______________ study design.
Experimental
Observational
Cohort
Case-control
Cross-sectional
2The Texas Men’s Health Study enrolled 38,649 men in 1999 and collected exposure and lifestyle information to assess the relationship between these factors and subsequent occurrence of heart disease, is an example of which type of study?
Experimental study
Observational study
Cohort study
Case study
Cross-sectional study
3Clinical trials occur under very specialized, controlled conditions that do not represent everyday life. Generalizing the results obtained in this environment to populations not engaged in the research is a concern for this type of study.
True False
4Suppose you want to know the effects of cocaine use by pregnant women on their babies. What would be the most appropriate method for studying this?
Experimental
Observational
Cohort
Case-control
Cross-sectional
5What study design is very useful for rare diseases that require many years to develop and many people to observe?
Experimental
Observational
Cohort
Case-control
Cross-sectional
6Surveys are not very good at capturing practices and health conditions of populations.
True False
7A study design that involves measuring the same participants over some period of time is a_________ study.
Cross-sectional
Quasi-developmental
Experimental
Cohort
Case-control
8Compared to cohort studies, case-control studies are __________ and _________ to do.
Hard/fast
Well-organized/difficult
Conceptual/hard
Fast/cheap
9A study in which adults are randomly assigned to receive either a newly formulated heart medication or the currently available heart medication and are followed to monitor for the effectiveness of each medication is a/an:
Experimental study
Case study
Cohort study
Case-control study
Cross-sectional study
10One advantage to using a cohort study is that results of the study can be retrieved quickly.
True False
11Which of the following comparisons between the case-control study design and the cohort study design is correct?
The case-control design is better for studying rare exposures than the cohort design.
The case-control design is more expensive than the cohort design.
The case-control design is better for studying rare diseases than the cohort design.
The case-control design is better for determining disease incidence than the cohort design
The case-control design is less prone to recall bias than the cohort design.
12Cohort Studies generally look at which of the following?
Determining the sensitivity and specificity of diagnostic methods
Identifying patient characteristics or risk factors associated with a disease or outcome
Variations among the clinical manifestations of patients with a disease
The impact of blinding or masking a study population
13One of the key features of analytic epidemiology is:
Use of an appropriate comparison group
Laboratory confirmation of the diagnosis
Publication in a peer-reviewed journal
Statistical analysis using logistic regression
14Jacob is interested in whether the mere presence of others affected individual behavior. For his study, individuals were brought in and asked to make a speech to either an empty room or a room with five people in it. This type of study is best described as a/an:
Experimental study
Naturalistic observation
Case study
Cohort study
Cross-sectional
15A researcher examines the injuries received in auto accidents in a group of males who are intoxicated while driving compared to another group that is not. The incidence of automobile wrecks is found for both groups at 1 and 5 years respectively. This is an example of a/an ________ study.
Experimental
Observational
Cohort
Case-control
Cross-sectional
16Which of the following refers to an in-depth study of one individual?
Experimental study
Naturalistic observation
Case study
Cohort study
17A teacher would like to identify students’ attitudes about using calculators to complete math assignments. Which of the following research methods would be most appropriate?
Case study
Laboratory observation
Standardized test
Questionnaire
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