To avoid disproportionate recruitment from any single referring specialist, the maximum enrollment for an individual clinician was limited to 160 patients for the patient management aim and 250 for the entire study. To compare the diversity of the study cohort with that of the general population of...
26 Data on health maintenance organization enrollment were obtained from the CMS Denominator files. Data on self-reported race/ethnicity was obtained from the CMS Master Beneficiary File and coded by the study team as white, black, Hispanic, and other (included other, Asian, and North American ...