Discover and read the best of Twitter Threads about #GIJNHealthGuide
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(1/4) This @CochraneLibrary review is based on modelling and observational studies. In other words, LOW level of evidence. The #Covid era has trashed well-established standards and practices. What does this mean? cc @RecheckHealth @CatherineRiva 
(2/4) Throughout this crisis, public health authorities put the world in stand-by without knowing if that would make sense. Instead of quality studies to assess the effectiveness of non-pharmaceutical interventions, we are left with low level of evidence. #evidencefreepandemic
(3/4) In less than two years, clinical medicine and a robust evidence-based approach indeed seem to not count anymore. But there is a good reason why #publichealth policies need solid evidence. It's because all interventions come with downsides. #GIJNHealthGuide
