What is the marginal cost for marginal risk in cardiac surgery? Thomas E Williams, MD, William J Fanning, MD, W.C Benton, PhD, Gerard S Kakos, MD, Randall L Miller, MD, William J Esterline, MD, Thomas D Hankins The Annals of Thoracic Surgery Volume 66, Issue 6, Pages 1969-1971 (December 1998) DOI: 10.1016/S0003-4975(98)00820-0
Fig 1 Mean postoperative length of stay (LOS) versus mean risk for original Parsonnet risk groups for patients at Grant Hospital, 1992 through 1996. The Annals of Thoracic Surgery 1998 66, 1969-1971DOI: (10.1016/S0003-4975(98)00820-0)