R Gorter
R Gorter
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Cited by
Cited by
Year
Why item response theory should be used for longitudinal questionnaire data analysis in medical research
R Gorter, JP Fox, JWR Twisk
BMC Medical Research Methodology 15 (1), 1-12, 2015
422015
Pre-treatment cortisol awakening response predicts symptom reduction in posttraumatic stress disorder after treatment
AE Rapcencu, R Gorter, M Kennis, SJH van Rooij, E Geuze
Psychoneuroendocrinology 82, 1-8, 2017
152017
Measurement model choice influenced randomized controlled trial results
R Gorter, JP Fox, A Apeldoorn, J Twisk
Journal of clinical epidemiology 79, 140-149, 2016
142016
Latent growth modeling of IRT versus CTT measured longitudinal latent variables
R Gorter, JP Fox, GT Riet, MW Heymans, JWR Twisk
Statistical methods in medical research 29 (4), 962-986, 2020
22020
Cohort Profile: The prospective research in stress-related military operations (PRISMO) study in the Dutch armed forces
SJ van der Wal, R Gorter, A Reijnen, E Geuze, E Vermetten
BMJ open 9 (3), e026670, 2019
22019
No Time-Dependent Effects of Psychosocial Stress on Fear Contextualization and Generalization: A Randomized-Controlled Study With Healthy Participants
MSC Sep, R Gorter, VA van Ast, M JoŽls, E Geuze
Chronic Stress 3, 2470547019896547, 2019
12019
Time-dependent effects of psychosocial stress on the contextualization of neutral memories
MSC Sep, VA van Ast, R Gorter, M JoŽls, E Geuze
Psychoneuroendocrinology 108, 140-149, 2019
12019
Missing item responses in latent growth analysis: Item response theory versus classical test theory
R Gorter, JP Fox, I Eekhout, MW Heymans, JWR Twisk
Statistical Methods in Medical Research 29 (4), 996-1014, 2020
2020
Development of Self-Directedness and Cooperativeness in Relation to Post-Traumatic Stress Disorder Symptom Trajectories After Military Deployment
A Reijnen, E Geuze, R Gorter, E Vermetten
Chronic Stress 2, 2470547018803511, 2018
2018
The analysis of longitudinal questionnaire data: IRT vs CTT
R Gorter
2018
Applying multilevel IRT modeling for analysing longitudinal data
R Gorter, MR De Boer, MW Heijmans, JWR Twisk
QUALITY OF LIFE RESEARCH 22, 2013
2013
Comparing two methods for longitudinal analysis on questionnaire data: multilevel analysis versus multilevel IRT analysis
R Gorter, MR De Boer, MW Heijmans, JWR Twisk
QUALITY OF LIFE RESEARCH 21, 98-98, 2012
2012
The analysis of longitudinal questionnaire data: IRT vs CTT
V Subramaniam, R Gorter
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