Evidence

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The latest important research summarised

Short summaries of the latest health research presented in plain English to promote use of research by all members of society.

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Restricting blood transfusion may not be effective after cardiac surgery

This large NIHR-funded randomised trial found that using a lower haemoglobin threshold was no better or cheaper than using a higher one when deciding to transfuse blood after non-emergency cardiac surgery. People with milder anaemia, receiving blood transfusion at a haemoglobin level less than 90g/L (the liberal transfusion group) had similar health outcomes and health ...

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