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Descriptive Study and Case Study

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Questions and Answers

Which type of study involves in-depth description of the characteristics of one or a limited number of cases?

Descriptive study

Cross-Sectional Studies

Controlled Studies

Case Report Series (correct)

Which type of study cannot lead to generalization due to biased selection or lack of control group?

Descriptive study

Cross-Sectional Studies

Case Report Series (correct)

Controlled Studies

In which field are case studies commonly conducted?

Social sciences (correct)

Astronomy

Physics

Engineering

What type of study is also known as instantaneous study, Prevalence study, and Simultaneous study?

Cross-Sectional Studies Signup and view all the answers

Which type of study describes the characteristics of an event in time, place, and person?

Descriptive study Signup and view all the answers

What is the key characteristic of case-control studies?

They compare occurrence of possible causes between cases and controls Signup and view all the answers

Why are case-control studies also called retrospective studies?

Because the investigator looks backwards from the disease to a possible cause Signup and view all the answers

What is the origin of the word 'cohort' in cohort studies?

From the Latin 'cohort' meaning a group of warriors Signup and view all the answers

What is the main characteristic of cohort studies?

They study relationship between a purported cause (exposure) and subsequent risk of developing disease Signup and view all the answers

Why are cohort studies also known as longitudinal studies?

Because they observe study groups over a period of time to determine the frequency of disease among them Signup and view all the answers