Evaluation of covariate effects in item response theory models

• मुख्य लेखकों: Gustaf J. Wellhagen (लेखक), Ashraf Yassen (लेखक), Dirk Garmann (लेखक), Astrid Bröker (लेखक), Alexander Solms (लेखक), Yang Zhang (लेखक), Maria C. Kjellsson (लेखक), Mats O. Karlsson (लेखक)
• स्वरूप: पुस्तक
• प्रकाशित: Wiley, 2024-05-01T00:00:00Z.
• विषय: article
• ऑनलाइन पहुंच: Connect to this object online.

Abstract Item response theory (IRT) models are usually the best way to analyze composite or rating scale data. Standard methods to evaluate covariate or treatment effects in IRT models do not allow to identify item‐specific effects. Finding subgroups of patients who respond differently to certain it...