CASP Quantatitive Slides

15/10/2002


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Table of Contents

PPT Slide

Competing factors and pressures

Types of evidence

What is evidence-based practice?

Publication bias

Pink Paint Programme

Robust randomisation procedures

Randomised controlled trial

Trial Quality - Does it matter? I. Randomisation

Blinding

Trial Quality - Does it matter? Blinding

Loss to follow-up

Loss to follow-up

Intention to treat analysis

PPT Slide

PPT Slide

Strategies to deal with this

Strategy 2 - exclusion

Strategy 3 - care received

Strategy 4 - Intention-to-treat

Intention to treat analysis

Trial Quality - Does it matter? Intention-to-Treat Analysis

Kinds of study design

The best study for our questions

Systematic Review

Are the Results Important?

Framing effects - Mammography1

Framing effects - Cardiac Rehabilitation2

Framing effects

The Number Needed to Treat

Results

Results

Results

Results

Results

The p-value in a nutshell

Generalisability

The challenge

Is the structure appropriate and will it stand up to being challenged?

Critical appraisal: questions to apply to trials

Confidence Interval

Confidence Intervals (Wobble factor)

PPT Slide

Reduction in mortality post MI

Reduction in mortality post MI

Reduction in mortality post MI

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