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Towards evidence-based medicine for paediatricians
  1. Bob Phillips
  1. Correspondence to Dr Bob Phillips, Centre for Reviews and Dissemination, University of York, York YO10 5DD, UK; bob.phillips{at}doctors.org.uk

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Confounded

There’s a lot of confusion on confounding.

We need to understand confounding when we try to use non-randomised studies1 2 to see if doing a thing is going to produce more good than harm, or looking for risk factors3 we then will hope to influence to produce goodness.

If we look at observational data …

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  • Competing interests None declared.

  • Provenance and peer review Commissioned; internally peer reviewed.

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