There was more than that. There was the match and the non-match division, and there was the case where they couldn't determine the gender of the Physician. Al

There was more than that. There was the match and the non-match division, and there was the case where they couldn't determine the gender of the Physician. Also, some of the data doesn't look exactly indistinguishable. Look at Fig.S2 here http://www.pnas.org/content/pnas/suppl/2018/07/31/1800097115.DCSupplemental/pnas.1800097115.sapp.pdf?bcsi_scan_e37e3cdb4dc1fe17=guyu7gXOKbf8P6pHGjl97AiZQwMPAAAA9MepTg==&bcsi_scan_filename=pnas.1800097115.sapp.pdf http://www.pnas.org/content/pnas/suppl/2018/07/31/1800097115... It looks like male and female doctors result in the same probability curve for female patients, but male doctors result in a higher probability curve for male patients.