Performance of longitudinal item response theory models in shortened or partial assessments
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Pharmacokinetics and Pharmacodynamics"
DOI: 10.1007/s10928-020-09697-x
Abstract: This work evaluates the performance of longitudinal item response (IR) theory models in shortened assessments using an existing model for part II and III of the MDS-UPDRS score. Based on the item information content, the… read more here.
Keywords: response theory; item response; theory models; performance longitudinal ... See more keywords
Obtaining Fixed Effects for Between-Within Designs in Explanatory Longitudinal Item Response Models Using Mplus
Sign Up to like & getrecommendations! Published in 2017 at "Applied Psychological Measurement"
DOI: 10.1177/0146621616676483
Abstract: Between-within designs that include a person group (i.e., a between-subjects factor) and repeated measures of binary responses over time (i.e., a within-subjects factor) are common in educational and psychological research. This software note describes how… read more here.
Keywords: within designs; item response; fixed effects; longitudinal item ... See more keywords