PDI: Stata module to calculate the polytomous discrimination index (PDI)

Chao Wang ()
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Chao Wang: Faculty of Health, Social Care and Education, Kingston University and St George's, University of London

Statistical Software Components from Boston College Department of Economics

Abstract: This program calculates the polytomous discrimination index (PDI) which was proposed by Calster et al. (2012). PDI extends the binary discrimination measure, the c-statistic or area under the ROC curve (AUC), to nominal settings.

Language: Stata
Requires: Stata version 16
Keywords: discrimination; c-statistic; AUC; polytomous discrimination index; polytomous regression; multinomial regression (search for similar items in EconPapers)
Date: 2022-05-28, Revised 2024-02-17
Note: This module should be installed from within Stata by typing "ssc install pdi". The module is made available under terms of the GPL v3 (https://www.gnu.org/licenses/gpl-3.0.txt). Windows users should not attempt to download these files with a web browser.
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Downloads: (external link)
http://fmwww.bc.edu/repec/bocode/p/pdi.ado program code (text/plain)
http://fmwww.bc.edu/repec/bocode/p/pdi_outcome.ado program code (text/plain)
http://fmwww.bc.edu/repec/bocode/p/pdi.sthlp help file (text/plain)

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