Recent Lessons

Show all results for ""

Mediterranean Diet and Prostate Cancer Risk

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What two aspects of a study's validity should be thoroughly examined and confirmed before deriving conclusions and generalizing research findings?

Internal and face validity
Internal and external validity (correct)
External and ecological validity
Internal and construct validity

What is required to judge the internal and external validity of a study?

Only knowledge of statistics and research methods
Only knowledge of research methods
Only statistical knowledge
Experience, critical thinking, and informed judgment (correct)

Why is it important to critically examine the evidence before using it in clinical practice?

To ensure the study is well-designed
To ensure the study is free from bias and the results are generalizable (correct)
To ensure the results are statistically significant
To ensure the study is published in a reputable journal

What is the main criterion of internal validity that is not subjective in nature?

Chance (B) Signup and view all the answers

What is the importance of external validity in a study?

To ensure the results can be generalized to other populations and settings (D) Signup and view all the answers

What should researchers do before deriving conclusions and generalizing research findings?

Thoroughly examine and confirm both internal and external validity of the relevant research studies (B) Signup and view all the answers

What is the main difference between internal and external validity?

Internal validity refers to whether the study is free from bias, while external validity refers to whether the results can be generalized (C) Signup and view all the answers

Why is it important to consider both internal and external validity in a study?

To ensure the study is free from bias and the results are generalizable (B) Signup and view all the answers

What is the name of the chapter in Hennekens CH & Buring JE's book 'Epidemiology in Medicine' that discusses internal and external validity?

Chapters 14-15 (D) Signup and view all the answers

What is the title of the article by Steckler et al. that discusses external validity?

The Importance of External Validity (A) Signup and view all the answers

Flashcards are hidden until you start studying