Source:http://linkedlifedata.com/resource/umls/id/C0243161
HL7V3.0: <p><b><i>Deprecation Comment:</i></b>This concept This codes should no longer be used. Instead, set attribute Act.isCriterionInd to "true" and use the desired mood for your criterion.</p><p><b>Definition:</b> A condition that must be true for the source act to be considered.</p>,NCI: That which constitutes a standard from which a judgment can be established, a reference point against which other things can be evaluated, or a basis for comparison.