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Eugene H. Blackstone
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J Thorac Cardiovasc Surg 2009;137:256-257
© 2009 The American Association for Thoracic Surgery

Letter to the Editor

Referent values and equipoise: Editors' notes

Thomas W. Rice, MD, Eugene H. Blackstone, MD

Department of Thoracic and Cardiovascular Surgery, Cleveland Clinic, Cleveland, Ohio

The first 20% of the full text of this article appears below.

To the Editor:

Lim and Dusmet,1Go in a letter to the editors critiquing an article by Marra and colleagues,2Go make 4 statements about referent values (accuracy, sensitivity, specificity, positive predictive value, and negative predictive value)3Go that require clarification.

Statement 1: "Specificity (ability to rule in disease) is not the major focus for surgeons."

Referent value specificity is the measure of the ability of a test to rule out disease. It is defined as the number of patients without the disease who are identified by the test (true-negative results) . . . [Full Text of this Article]


Related Article

Reference values: No need for confusion
Nancy A. Obuchowski
J. Thorac. Cardiovasc. Surg. 2009 137: 1572-1573. [Extract] [Full Text] [PDF]



This article has been cited by other articles:


Home page
 J. Thorac. Cardiovasc. Surg.Home page
N. A. Obuchowski
Reference values: No need for confusion.
J. Thorac. Cardiovasc. Surg., June 1, 2009; 137(6): 1572 - 1573.
[Full Text] [PDF]


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