Evidence map›Paper›PMID 30887369›Full record

ArticleBehavior research methods2020

A regularization approach for the detection of differential item functioning in generalized partial credit models.

Gunther Schauberger, Patrick Mair

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Article in Behavior research methods, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

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16citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

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3 · Its place in the literature

Who cites it

16 citing papers in PubMed.

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  14. Semi-automated Rasch analysis using in-plus-out-of-questionnaire log likelihood.The British journal of mathematical and statistical psychology · 2021
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4 · The record

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5 · Who and what money

Authors and funding

2 authors.

Gunther SchaubergerDepartment of Sport and Health Sciences, Chair of Epidemiology, Technical University of Munich, Munich, Germany. gunther.schauberger@tum.de.ORCID http://orcid.org/0000-0002-0392-1580
Patrick MairDepartment of Psychology, Harvard University, Cambridge, MA, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Most common analysis tools for the detection of differential item functioning (DIF) in item response theory are restricted to the use of single covariates. If several variables have to be considered, the respective method is repeated independently for each variable. We propose a regularization approach based on the lasso principle for the detection of uniform DIF. It is applicable to a broad range of polytomous item response models with the generalized partial credit model as the most general case. A joint model is specified where the possible DIF effects for all items and all covariates are explicitly parameterized. The model is estimated using a penalized likelihood approach that automatically detects DIF effects and provides trait estimates that correct for the detected DIF effects from different covariates simultaneously. The approach is evaluated by means of several simulation studies. An application is presented using data from the children's depression inventory.

Indexed as

Likelihood FunctionsDepressionFemaleHumansMalePsychometricsDIFDifferential item functioningGeneralized partial credit modelGPCMlassoLassoRegularization

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.