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JUSTIFICATION OF THE CHOICE OF OPTIMAL DIAGNOSTIC CRITERION FOR DELIMITING STRATA IN THE MEASUREMENT SCALES, DEVELOPED ON THE BASIS OF THE RASCH MODEL

Journal: Journal of the Grodno State Medical University (Vol.49, No. 1)

Publication Date:

Authors : ;

Page : 98-101

Keywords : diagnostic strata; delimiting diagnostic criteria; sensitivity; specificity; the Rash model; measurement;

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Abstract

Measuring scales, created on the basis of the Rasch model, include overlapping diagnostic strata with equal variances. Optimal criterion for the separation of adjacent strata is the median of overlap region. In this case we have minimal loss of diagnostic information.

Last modified: 2016-01-27 22:26:51