Klaas Sijtsma

Publication Activity (10 Years)

Years Active: 2020-2024
Publications (10 Years): 14

Top Topics

Psychometric Properties

Depressive Symptoms

Top Venues

Multivariate behavioral research

Accountability in research

JMIR research protocols

This page only lists publications with an associated author ORCID identifier.

Publications

Klaas Sijtsma, Jules L Ellis, Denny Borsboom
Recognize the Value of the Sum Score, Psychometrics' Greatest Accomplishment. Psychometrika (2024)
Jules L Ellis, Klaas Sijtsma, Kristel De Groot, Patrick J F Groenen
Reliability Theory for Measurements with Variable Test Length, Illustrated with ERN and Pe Collected in the Flanker Task. Psychometrika (2024)
Klaas Sijtsma, Jules L Ellis, Denny Borsboom
Recognize the Value of the Sum Score, Psychometrics' Greatest Accomplishment. Psychometrika 89 (1) (2024)
Klaas Sijtsma, Jules L Ellis, Denny Borsboom
Recognize the Value of the Sum Score, Psychometrics' Greatest Accomplishment. Psychometrika 89 (1) (2024)
Jules L Ellis, Klaas Sijtsma
Proof of Reliability Convergence to 1 at Rate of Spearman-Brown Formula for Random Test Forms and Irrespective of Item Pool Dimensionality. Psychometrika (2024)
Klaas Sijtsma, Jules L Ellis, Denny Borsboom
Recognize the Value of the Sum Score, Psychometrics' Greatest Accomplishment. Psychometrika 89 (1) (2024)
Jules L Ellis, Klaas Sijtsma
A Test to Distinguish Monotone Homogeneity from Monotone Multifactor Models. Psychometrika (2023)
Krishma Labib, Joeri K Tijdink, Klaas Sijtsma, Lex M Bouter, Natalie Evans, Guy Antoine Marie Widdershoven
How to combine rules and commitment in fostering research integrity? Accountability in research (2023)
Riet van Bork, Mijke Rhemtulla, Klaas Sijtsma, Denny Borsboom
A causal theory of error scores. Psychological methods (2022)
Klaas Sijtsma, Julius M Pfadt
Part II: On the Use, the Misuse, and the Very Limited Usefulness of Cronbach's Alpha: Discussing Lower Bounds and Correlated Errors. Psychometrika 86 (4) (2021)
Klaas Sijtsma, Julius M Pfadt
Rejoinder: The Future of Reliability. Psychometrika 86 (4) (2021)
Klaas Sijtsma, L Andries van der Ark
Advances in nonparametric item response theory for scale construction in quality-of-life research. Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation (2021)
Julius M Pfadt, Don van den Bergh, Klaas Sijtsma, Morten Moshagen, Eric-Jan Wagenmakers
Bayesian Estimation of Single-Test Reliability Coefficients. Multivariate behavioral research (2021)
Raman Mahajan, Sakib Burza, Lex M Bouter, Klaas Sijtsma, Johannes Andreas Knottnerus, Jos M P Kleijnen, Peter Van Dael, Maurice P Zeegers
Standardized Protocol Items Recommendations for Observational Studies (SPIROS) for Observational Study Protocol Reporting Guidelines: Protocol for a Delphi Study. JMIR research protocols 9 (10) (2020)