Effect of Establishing a Teaching Assistant Case Minimum on General Surgery Residents: 18-Year Comparison of a Single Institution to National Data.

Background: Teaching assistant (TA) cases are a training mainstay, due to increased resident autonomy. Since 2014, the American Board of Surgery (ABS) requires a 25 TA case minimum for graduating resident eligibility for board certification. Herein, we analyze our institution's experience compared with the national average, for any change effected by the requirement.