klaas wardenaar
klaas wardenaar
Senior researcher at University Medical Center Groningen
Geverifieerd e-mailadres voor umcg.nl - Homepage
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Exploring the underlying structure of mental disorders: cross-diagnostic differences and similarities from a network perspective using both a top-down and a bottom-up approach
JTW Wigman, J Van Os, D Borsboom, KJ Wardenaar, S Epskamp, ...
Psychological medicine 45 (11), 2375-2387, 2015
1382015
Testing a machine-learning algorithm to predict the persistence and severity of major depressive disorder from baseline self-reports
RC Kessler, HM van Loo, KJ Wardenaar, RM Bossarte, LA Brenner, T Cai, ...
Molecular psychiatry 21 (10), 1366-1371, 2016
1322016
Development and validation of a 30-item short adaptation of the Mood and Anxiety Symptoms Questionnaire (MASQ)
KJ Wardenaar, T van Veen, EJ Giltay, E de Beurs, BWJH Penninx, ...
Psychiatry research 179 (1), 101-106, 2010
1272010
Dimensions of depression and anxiety and the hypothalamo-pituitary-adrenal axis
KJ Wardenaar, SA Vreeburg, T van Veen, EJ Giltay, G Veen, ...
Biological psychiatry 69 (4), 366-373, 2011
1042011
HowNutsAreTheDutch (HoeGekIsNL): A crowdsourcing study of mental symptoms and strengths
LVD Krieke, BF Jeronimus, FJ Blaauw, RBK Wanders, AC Emerencia, ...
International journal of methods in psychiatric research 25 (2), 123-144, 2016
852016
Using patient self-reports to study heterogeneity of treatment effects in major depressive disorder
RC Kessler, HM Van Loo, KJ Wardenaar, RM Bossarte, LA Brenner, ...
Epidemiology and psychiatric sciences 26 (1), 22-36, 2017
822017
The structure and dimensionality of the Inventory of Depressive Symptomatology Self Report (IDS-SR) in patients with depressive disorders and healthy controls
KJ Wardenaar, T van Veen, EJ Giltay, M den Hollander-Gijsman, ...
Journal of Affective Disorders 125 (1-3), 146-154, 2010
792010
Are childhood and adult life adversities differentially associated with specific symptom dimensions of depression and anxiety? Testing the tripartite model
T Van Veen, KJ Wardenaar, IVE Carlier, P Spinhoven, B Penninx, ...
Journal of affective disorders 146 (2), 238-245, 2013
742013
Diagnostic heterogeneity in psychiatry: towards an empirical solution
KJ Wardenaar, P de Jonge
BMC medicine 11 (1), 1-3, 2013
692013
The cross-national epidemiology of specific phobia in the World Mental Health Surveys
KJ Wardenaar, CCW Lim, AO Al-Hamzawi, J Alonso, LH Andrade, ...
Psychological medicine 47 (10), 1744, 2017
682017
Symptom dimensions of depression and anxiety and the metabolic syndrome
FS Luppino, AKB van Reedt Dortland, KJ Wardenaar, PF Bouvy, EJ Giltay, ...
Psychosomatic medicine 73 (3), 257-264, 2011
592011
Major depressive disorder subtypes to predict long‐term course
HM van Loo, T Cai, MJ Gruber, J Li, P de Jonge, M Petukhova, S Rose, ...
Depression and anxiety 31 (9), 765-777, 2014
562014
Data-driven biological subtypes of depression: systematic review of biological approaches to depression subtyping
L Beijers, KJ Wardenaar, HM van Loo, RA Schoevers
Molecular psychiatry 24 (6), 888-900, 2019
512019
Utility of the Brief Symptom Inventory (BSI) in psychiatric outpatients with intellectual disabilities
J Wieland, KJ Wardenaar, E Fontein, FG Zitman
Journal of Intellectual Disability Research 56 (9), 843-853, 2012
442012
The identification of symptom-based subtypes of depression: A nationally representative cohort study
M Ten Have, F Lamers, K Wardenaar, A Beekman, P de Jonge, ...
Journal of affective disorders 190, 395-406, 2016
432016
Symptom dimensions as predictors of the two-year course of depressive and anxiety disorders
KJ Wardenaar, EJ Giltay, T van Veen, FG Zitman, BWJH Penninx
Journal of affective disorders 136 (3), 1198-1203, 2012
422012
The subscale structure of the Inventory of Depressive Symptomatology Self Report (IDS-SR) in older persons
JM Hegeman, KJ Wardenaar, HC Comijs, MWM de Waal, RM Kok, ...
Journal of psychiatric research 46 (10), 1383-1388, 2012
402012
Major depressive disorder as a nonlinear dynamic system: bimodality in the frequency distribution of depressive symptoms over time
B Hosenfeld, EH Bos, KJ Wardenaar, HJ Conradi, HLJ van der Maas, ...
Bmc psychiatry 15 (1), 1-9, 2015
362015
Development and validation of the 48-item Symptom Questionnaire (SQ-48) in patients with depressive, anxiety and somatoform disorders
I Carlier, Y Schulte-Van Maaren, K Wardenaar, E Giltay, M Van Noorden, ...
Psychiatry research 200 (2-3), 904-910, 2012
362012
Symptom-specific course trajectories and their determinants in primary care patients with Major Depressive Disorder: Evidence for two etiologically distinct prototypes
KJ Wardenaar, R Monden, HJ Conradi, P de Jonge
Journal of affective disorders 179, 38-46, 2015
352015
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Artikelen 1–20