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An Item Response Theory-Informed Strategy to Model Total Score Data from Composite Scales The AAPS Journal remove preview An Item Response Theory-Informed Strategy to Model Total Score Data from Composite Scales Composite scale data is widely used in many therapeutic areas and consists of several categorical questions/items that are usually summarized into a total score (TS). Such data is discrete and bounded by nature. The gold standard to analyse composite scale data is item response theory (IRT) models. View this on The AAPS Journal >

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Ho-Leung Fung Ph.D., FAAPS
Editor-in-Chief
University at Buffalo
Buffalo NY
[email protected]

Disclaimer: Opinions expressed are solely my own and do not express the views or opinions of my employer.
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