“…This model has been used effectively in cardiac surgery, 12,13 myocardial infarction care, 14,15 in the treatment of pulmonary disease, 16 and cancer. 17 In addition to these ongoing efforts in quality improvement in LEB surgery, we are applying similar strategies in improving results after carotid endarterectomy in our region. 9 But in determining the risk-adjusted outcomes after LEB, which is the best parameter by which to measure success?…”