Bad interventions: hard to spot and harder to de-adopt

Sometimes costly or invasive medical interventions become entrenched in clinical practice for years before they are found to be low value, ineffective or harmful.

Medical research

But identifying which devices, proce­dures and practices have been contradic­ted by later evidence — known as medical reversal — is not always straightforward.

A group of researchers has set out to make this task easier by compiling a list of medical reversals for the benefit of doctors.

In the Oregon Health and Science University-led study, researchers looked at more

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