Evidence debased medicine

doi:10.1136/bmj.c5715

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Trish Groves, deputy editor, BMJ

tgroves{at}bmj.com

Our current evidence base on the benefits and harms of many treatments contains incomplete and questionable evidence. This week Elizabeth Loder and Fiona Godlee call for the record to be set straight and announce a BMJ theme issue in late 2011 for research that analyses uncovered evidence (doi:10.1136/bmj.c5641). The aim is to restore trust in the evidence base, not to point fingers.

This is an early call, but such studies take time because they often depend on freedom of information requests and protracted negotiations with companies. Dirk Eyding, Beate Wieseler, and colleagues from the German Institute for Quality and Efficiency in …