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Year 3 Transition Block > Evidence Based Medicine > Flashcards

Evidence Based Medicine Flashcards

1
Q

What are the rules of thumb to consider about patients withdrawing from trials?

A

Okay if fewer than 20% lost and similar losses for intervention and control

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2
Q

What is the name of the criteria that screening tests should meet?

A

Wilson and Jungner Criteria

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3
Q

Is a case-control study prospective or retrospective?

A

Retrospective

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4
Q

Is a cohort study prospective or retrospective?

A

Prospective

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5
Q

Define external validity.

A

The extent to which one can accurately apply the results to other populations.

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6
Q

What is the best study design to research aetiology of a disease and why?

A 
Cohort study (prospective)
Has less bias than case-control
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Year 3 Transition Block (9 decks)

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