Evidence Based Dentistry Study Designs Quiz

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In research studies, which term is used to describe the risk factor whose effect is being studied?

Variable

Intervention

Outcome

Exposure (correct)

Which term refers to a measurable attribute that varies across study units?

Intervention

Outcome

Variable (correct)

Exposure

Which type of study design assesses the relationship between two variables without any intervention by the researcher?

Cross-sectional study

Experimental study

Randomized controlled trial

Observational study (correct)

What is the variable that develops as a consequence of the exposure or intervention in a research study?

Outcome Signup and view all the answers

In the context of causative variables in research, does 'intervention' refer to a variable that occurs naturally or is implemented by the researcher?

Implemented by researcher Signup and view all the answers

In an experimental study, what are the variables that are deliberately manipulated or introduced by the researcher?

Intervention and outcome Signup and view all the answers

In analytic studies, what is the main focus?

Establishing causal relationships between exposure and outcome Signup and view all the answers

What is the primary purpose of cross-sectional study design?

Measuring one variable in a population at a particular time Signup and view all the answers

In which study design are participants followed up over a period of time to determine the occurrence of outcomes?

Prospective trial Signup and view all the answers

What is the distinguishing feature of retrospective studies?

The outcome of interest has already occurred Signup and view all the answers

Which directionality applies to cohort studies?

Forward-direction Signup and view all the answers

What is the key characteristic of interventional studies?

Being prospective trials Signup and view all the answers

What is the primary focus of descriptive studies?

(C) Describing the data on characteristics of a group without establishing relationships Signup and view all the answers

What is the distinguishing feature of forward-direction in analytic studies?

(C) Attempt to establish causal relationships between exposure and outcome Signup and view all the answers

(A) What does prospective trial research involve?

Signup and view all the answers

(A) In which study design is measurement of one variable in a population at a particular time done?

Signup and view all the answers

What is the variable that develops as a consequence of the exposure (or intervention) in a research study?

Dependent variable Signup and view all the answers

In the context of causative variables in research, does 'intervention' refer to a variable that occurs naturally or is implemented by the researcher?

Implemented by the researcher Signup and view all the answers

Which type of study design assesses the relationship between two variables without any intervention by the researcher?

Observational study Signup and view all the answers

What is the primary purpose of cross-sectional study design?

To measure one variable in a population at a particular time Signup and view all the answers

Which term refers to a measurable attribute that varies across study units?

Independent variable Signup and view all the answers

In an analytic study, what is the primary focus?

Establishing causal relationships between an exposure and an outcome Signup and view all the answers

Which study design involves measurement of one variable in a population at a particular time?

Cross-sectional study Signup and view all the answers

In research studies, what term is used to describe the risk factor whose effect is being studied?

Exposure Signup and view all the answers

What distinguishes forward-direction in analytic studies?

Attempt to establish causal relationships Signup and view all the answers

In which type of study design are participants followed up over a period of time to determine the occurrence of outcomes?

Cohort study Signup and view all the answers

What is the key characteristic of interventional studies?

The variables are manipulated or introduced by the researcher Signup and view all the answers

What is the distinguishing feature of retrospective studies?

The outcome of interest has already occurred Signup and view all the answers

'Prospective' trials involve:

Participants being followed up over a period of time to determine outcomes Signup and view all the answers

'Retrospective' studies involve:

'Snapshot' measurement of one variable in a population at a particular time Signup and view all the answers

'Cross-sectional' study design involves:

'Snapshot' measurement of one variable in a population at a particular time Signup and view all the answers

Evidence Based Dentistry Study Designs Quiz

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Questions and Answers

In research studies, which term is used to describe the risk factor whose effect is being studied?

Which term refers to a measurable attribute that varies across study units?

Which type of study design assesses the relationship between two variables without any intervention by the researcher?

What is the variable that develops as a consequence of the exposure or intervention in a research study?

In the context of causative variables in research, does 'intervention' refer to a variable that occurs naturally or is implemented by the researcher?

In an experimental study, what are the variables that are deliberately manipulated or introduced by the researcher?

In analytic studies, what is the main focus?

What is the primary purpose of cross-sectional study design?

In which study design are participants followed up over a period of time to determine the occurrence of outcomes?

What is the distinguishing feature of retrospective studies?

Which directionality applies to cohort studies?

What is the key characteristic of interventional studies?

What is the primary focus of descriptive studies?

What is the distinguishing feature of forward-direction in analytic studies?

(A) What does prospective trial research involve?

(A) In which study design is measurement of one variable in a population at a particular time done?

What is the variable that develops as a consequence of the exposure (or intervention) in a research study?

In the context of causative variables in research, does 'intervention' refer to a variable that occurs naturally or is implemented by the researcher?

Which type of study design assesses the relationship between two variables without any intervention by the researcher?

What is the primary purpose of cross-sectional study design?

Which term refers to a measurable attribute that varies across study units?

In an analytic study, what is the primary focus?

Which study design involves measurement of one variable in a population at a particular time?

In research studies, what term is used to describe the risk factor whose effect is being studied?

What distinguishes forward-direction in analytic studies?

In which type of study design are participants followed up over a period of time to determine the occurrence of outcomes?

What is the key characteristic of interventional studies?

What is the distinguishing feature of retrospective studies?

'Prospective' trials involve:

'Retrospective' studies involve:

'Cross-sectional' study design involves:

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