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Shiela Appavoo MD Profile picture
Shiela Appavoo MD
@ShielaAppavoo
🇨🇦#radiologist, Breast Imager. #radvocacy Coalition for Responsible Healthcare Guidelines. @CanadaSBI
Sep 28 • 16 tweets • 5 min read
So @cantaskforce has posted a chart showing fantastic ratings from international guideline rating body, ECRI (formerly the National Guidelines Clearinghouse).

🧵🪡 1/16canadiantaskforce.ca/guidelines/eva… Almost perfect scores in everything. Including “updating”. But the Task Force has only updated one topic since their first publication in 2011. How did they get such great marks? 🤔2/16
Jun 2, 2022 • 21 tweets • 5 min read
Thread about my article on CNBSS and why it still influences guidelines…

mdpi.com/1718-7729/29/6… The Canadian National Breast Screening Studies were two mammo RCTs initiated in the early 1980s. Heavily criticized from the start, patient recruitment and randomization mishandled. This showed in the results as it was outlier of all the Mammo RCTs. Massive imbalances were seen.