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Study Types
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Questions in this quiz (18)
1Which of the following best describes a cross sectional study
- AIt measures what is occurring in a population at a specific point in time
- BIt measures what is occurring between populations in a point in time
- CParticipants are defined on the presence of exposure and followed up over time
- DParticipants are defined on the presence of the outcome in regards to past exposures
2Which of the following best describes an Ecological Study
- AIt measures what is occurring between populations at a point in time
- BIt measures what is occurring within a population at a point in time
- CParticipants are defined on the presence of exposure and followed up over time
- DThe outcome has already occurred and a follow up time is reconstructed from pre-existing data
3Which of the following best describes a Cohort study
- AParticipants are defined on the presence of an exposure and followed up over time
- BParticipants are defined on the presence of the outcome in regards to past exposure
- CIt measures what is occurring within a population at a specific point in time
- DIt measures what is occurring between different populations at a point in time
4Which of the following best describes a historical cohort study
- AThe outcome has already occurred for participants and a follow up time is reconstructed from pre-exisiting data
- BParticipants are defined on the presence of the outcome in regards to past exposure
- CParticipants are defined on the presence of exposure and followed up over time
- DIt measures what is occurring in a population at a specific point in time
5Which of the following best describes a case control study
- AParticipants are defined on the presence of an outcome in regards to past exposures
- BParticipants are defined on the presence of an exposure and followed up over time
- CInterventions are randomly assigned to a case group to be compared to a control group
- DI measures what is occurring between different populations at a point in time
6Which of the following best describes a randomised controlled trial
- AInterventions are randomly assigned to a case group to be compared to a control group
- BParticipants are defined on the presence of outcome in regards to past exposure
- CParticipants are defined on the presence of an exposure then followed up over time
- DIt measures what is occurring in a population at a specific point in time
7Which of the following are strengths of cross sectional studies
- AThey are cheap and easy
- BMultiple exposures can be measured
- CIt uses preexisting data
- DIt is good for rare exposures
- EYou can measure multiple outcomes
8Which of the following are limitations of cross sectional studies
- AThere is no temporal sequencing
- BIt doesn't measure the development of disease
- CIt is poor for the measurement of rare or transient diseases
- DResults can be affected by the duration of the disease
- EYou can only measure one outcome
- FIt is resource intensive
- GIt doesn't control for confounding
- HEcological fallacy
9Which of the following are strengths of ecological studies
- AThey are cheap and easy
- BMultiple exposures can be measured
- CIt uses preexisting data
- DYou can measure multiple outcomes
10Which of the following are limitations of ecological studies
- AIt is poor for the measurement of rare or transient diseases
- BResults can be affected by the duration of the disease
- CEcological fallacy
- DIt doesn't control for confounding
- EIt is resource intensive
11Which of the following are strengths for cohort studies
- AThey are cheap and easy
- BMultiple exposures can be measured
- CIt uses preexisting data
- DIt is good for rare or transient exposures
- EYou can measure multiple outcomes
- FYou can measure multiple exposures
- GYou can determine temporal sequencing
12Which of the following are limitations of cohort studies
- AThere is no temporal sequencing
- BIt doesn't measure the development of disease
- CIt is poor for the measurement of rare outcomes
- DResults can be affected by the duration of the disease
- ELoss to follow up
- FMisclassification
- GResource intensive
13Which of the following are strengths of historical cohort studiesThey are cheap and easy
- AMeasure slow outcomes
- BMeasure rare outcomes
- CYou can measure multiple outcomes
- DIt uses preexisting data
- EMultiple exposures can be measured
14Which of the following are limitations of historical cohort studies
- AYou don't necessarily know the quality of exisiting data
- BYou can't account for confounders
- CSelection bias
- DResource intesnive
- ECan't measure rare outcomes
15Which of the following are strengths of Case control studies
- AYou can measure multiple exposures
- BYou can measure multiple outcomes
- CYou can measure rare or transient outcomes
- DYou can measure rare or transient exposures
- EYou can determine temporal sequencing
- FThey are cheap and easy
- GYou can use pre-exisiting data
16Which of the following are limitations of case control studies
- AYou can only measure one outcome
- BYou can only measure one exposure
- CSelection bias
- DRecall bias
- EResource intensive
- FNo temporal sequencing
17Which of the following are strengths of Randomised Controlled Trials
- AYou can determine a causal association
- BIt is the best study to analyse the effectiveness of interventions
- CYou can measure multiple outcomes
- DYou can measure multiple exposures
- EYou can use pre-exisiting data
18Which of the following are limitations of Randomised Controlled Trials
- AClinical equipoise
- BSmall groups - ie. could be too selective and not representative
- CResource intensive
- DYou don't know the quality of pre-exisiting data
- EIt doesn't control for confounding
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- Description
- Medicine (PUBH 192) Quiz on Study Types, created by Eva Bonning on 26/10/2017.
- Author
- Eva Bonning
- Language
- English
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- History
- Created on 26 Oct 2017 · updated on 26 Oct 2017
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