The compelling science that supports cotton mask wearing in public places in the current emergency- NPHET please read and advise govt to help the public comply. Otherwise what are you there for?https://onlinelibrary.wiley.com/doi/10.1111/jep.13415 …
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Replying to @laoneill111 @doalty
Even the article you cite there opens with acknowledgement that evidence base conflicting. The reason most public health / epis aren't pushing it is that it's not especially clear cut AND likely benefit marginal. I for one hope NPHET makes their decisions on totality of evidence
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The evidence in favour of face coverings is much, much stronger than the evidence against m8
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Dr David Robert Grimes Retweeted Dr David Robert Grimes
You could ask
@GidMK who breaks it down better. But for starters - everything I've read advocating is effectively an opinion piece and I think lay people mightnt realise thathttps://twitter.com/drg1985/status/1265749277789376517 …Dr David Robert Grimes added,
Dr David Robert GrimesVerified account @drg1985Replying to @FanchetAldo @laoneill111 @doaltyThere's actually quite a bit being done on it - and there's ALSO potential harms that have to be considered too. Some other less rosy pictures here (first is a good summary) https://www.bmj.com/content/369/bmj.m1435/rr-43 … https://www.medrxiv.org/content/10.1101/2020.03.30.20047217v2 … https://www.medrxiv.org/content/10.1101/2020.04.01.20049528v1 …1 reply 0 retweets 1 like
I will say that I'm more convinced these days of face masks as form of collective signalling. Whether they prevent infections or not, they definitely tell everyone that you care about the situation
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