Misunderstanding Propublica: transparency, confidence intervals, and the value of data

In July the investigative journalists at ProPublica released an analysis of 17,000 surgeons and their complication rates. Known as the β€œSurgeon Scorecard,” it set off a firestorm. In the months following, the primary objections to the scorecard have become clearer and were best distilled in a terrific piece by Lisa Rosenbaum. As anyone who follows me on Twitter knows, I am a big fan of Lisa –she reliably takes on…