Evidence map›Paper›PMID 41143032›Full record

ArticleFrontiers in psychology2025

Revision Q-matrix in middle school chemistry: a structural equation modeling approach.

Shiwei Lin, Xiaolong Zhang, Guoxu Chen, Xinyu Wang, Yongshuang Ma

Abstract read
PubMed Full text at PMC Publisher
In one paragraph

Article in Frontiers in psychology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

The trial behind it

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Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Shiwei Lin *Chemistry College, Changchun Normal University, Changchun, Jilin, China.
Xiaolong Zhang *Chemistry College, Changchun Normal University, Changchun, Jilin, China.
Guoxu Chen *Chemistry College, Changchun Normal University, Changchun, Jilin, China.
Xinyu Wang *School of Psychology, Inner Mongolia Normal University, Hohhot, Inner Mongolia, China.
Yongshuang MaCollege of Science Education, Changchun Normal University, Changchun, Jilin, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The Q-matrix serves as a bridge that links items and attributes, and its accuracy affects the results of cognitive diagnosis. Inaccuracy of the Q-matrix are a common issue frequently encountered in cognitive diagnosis research. This study utilizes the topic "composition and structure of matter" from junior high school chemistry as a representative example, employing Structural Equation Modeling (SEM) to validate the original Q-matrix of the cognitive diagnostic assessment tool. This method prioritizes qualitative analysis results from the perspective of disciplinary connotation, while integrating the signs and significance of regression weights, modification indices (

Indexed as

cognitive diagnosismiddle school chemistryQ-matrixrevisionstructural equation modeling

Identifiers

PMID41143032
PMCPMC12545035

What OpenQuestion holds

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Registered trials

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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.