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. 2015 Feb;10(1):52–61.

TABLE 6.

A/B Classification: 2 x 2 contingency table for patients for whom a clinical cluster of tests was used for the reference standard

Condition according to Reference Standard: Clinical Cluster*
Positive Negative Totals
Condition according to A/B Endpoint Classification Positive 0 0 0
Negative 1 27 28
Totals 1 27 28
*

To be classified as having a torn ACL, the patient had to have at least 2 of the 3 following findings: 1) a positive MRI; 2) excessive laxity (> 3mm) on KT‐1000™ examination; and 3) a positive finding on a subsequent independent and comprehensive knee ligamentous evaluation conducted by a