Mokken Scale Analysis (MSA) and Item Response Theory (IRT) represent complementary psychometric frameworks that have become central to the assessment and validation of measurement instruments across ...
Cheryl D. Hill, Michael C. Edwards, David Thissen, Michelle M. Langer, R. J. Wirth, Tasha M. Burwinkle, James W. Varni Medical Care, Vol. 45, No. 5, Supplement 1: The ...
Purpose The Patient-Reported Outcomes Measurement Information System (PROMIS) aims to develop patientreported outcome (PROs) instruments for use in clinical research. The PROMIS pediatrics (ages 8-17) ...
Item response theory (IRT) provides the theoretical framework for measuring latent traits that cannot be observed directly. Examples of latent traits include intelligence, self-efficacy, mental ...
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