Bias – the biggest enemy

Format: 2-2 Comparison groups should be similar

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Language/s: 3-5 How certain is the evidence?

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Resource Link: View the Lesson

Target Audience: 3-2 Are you very different from the people studied?

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3-1 Do the outcomes measured matter to you?

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Short Description:

University of New South Wales Medical Stats Online Tutorial 5 addresses ‘Bias - the biggest enemy’.

Key Concepts addressed:

• Gaeilge
• Greek
• 1-1 Treatments can harm
• 1-11 Explanations about how treatments work can be wrong

Details

This tutorial follows the design of a trial forming a flow diagram as we learn about two important elements:

1. Bias and how to identify, control and adjust for it
2. Measurement and outcomes – data analysis using intention to treat, regression, etc