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Shiela Appavoo MD Profile picture
Shiela Appavoo MD
@ShielaAppavoo
🇨🇦 General #radiologist, Breast Imager. @micCARES #radvocacy #CSBIPatientEngagement
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.