Most Important Outcomes Research Papers on Variation in Cardiovascular Disease

Cardiovascular: March 12, 2013

The topic of variation in health care has garnered significant attention since Wennberg and Gittelsohn in 19731 identified up to 10-fold variation in use of tonsillectomy and other surgical procedures in small towns within Maine and Vermont. Wennberg and others further described large differences in the propensity to hospitalize patients in Boston and New Haven that were unrelated to case-fatality but highly related to bed supply.2 These findings suggested that regional treatment variation is in part driven by differences in physician preferences and heath resource capacity rather than the health status of patients. Read more