Martijn Oude Voshaar


Presence: Mo. / Tu. / Wed. / Thu. / Fr.
Building: Cubicus, room B112a
Telephone: +31 (0)53 – 489 4470 (secretary)
Fax:+31 (0)53 – 489 2895


Martijn Oude Voshaar studied Risk and health psychology at the University of Twente. Between 2010 and 2014 he worked as a PhD candidate at the department of Psychology, Health & Technology at the University of Twente. The goal of the project was to develop and evaluate a computer adaptive test to measure physical function of patients with rheumatoid arthritis. His current research interests lie in (modern) psychometrics and the assessment of health outcomes.

Research projects

Martijn currently works as a postdoctoral researcher at Transparency in Healthcare and the department of Psychology, Health & Technology at the University of Twente. The goal of his current research is to develop and evaluate a computerized measurement instrument for pain, to be used with patients with chronic pain.


Oude Voshaar MA, Ten Klooster PM, Taal E, va[1]n de Laar MA. Measurement properties of physical function scales validated for use in patients with rheumatoid arthritis: A systematic review of the literature. Health Qual Life Outcomes. 2011;9:99.

Oude Voshaar AH, Ten Klooster PM, Taal E, Van de Laar MAFJ. Meeteigenschappen van vragenlijsten voor fysiek functioneren bij patiënten met reumatoïde artritis. Nederlands tijdschrift voor reumatologie 2012; 3: 6 - 11.

Oude Voshaar MA, Ten Klooster PM, Vonkeman HE, Kievit W, van Riel PL, van de Laar MA. Measurement bias in different versions of the Dutch Health Assessment Questionnaire Disability Index. Ann Rheum Dis. 2013 Jul 12.

Oude Voshaar MA, Glas CA, ten Klooster PM, Taal E, Wolfe F, van de Laar MA. Crosscultural measurement equivalence of the Health Assessment Questionnaire II. Arthritis Care Res (Hoboken). 2013 Jun;65(6):1000-4.

Klooster PM ten, Oude Voshaar MAH, Gandek B, Rose M, Bjorner JB, Taal E, et al. Development and evaluation of a crosswalk between the SF-36 physical functioning scale and Health Assessment Questionnaire disability index in rheumatoid arthritis. Health Qual Life Outcomes 2013;11:199.

Oude Voshaar MA, Ten Klooster PM, Taal E, Krishnan E, van de Laar MA. Dutch translation and cross-cultural adaptation of the PROMIS(R) physical function item bank and cognitive pre-test in Dutch arthritis patients. Arthritis Res Ther. 2012 Mar 5;14(2):R47.

Oude Voshaar AH, Ten Klooster PM, Glas CA, Taal E, Krishnan E, Boers M, et al. Calibration and evaluation of cross-cultural measurement equivalence of the PROMIS physical function item bank in Dutch patients with rheumatoid arthritis. PLOS one. 2014, Mar 17

Islam N, Baron Basak T, Oudevoshaar MA, Ferdous N, Rasker JJ, Atiqul Haq S. Cross-cultural adaptation and validation of a Bengali Health Assessment Questionnaire for use in rheumatoid arthritis patients. Int J Rheum Dis. 2013 Aug;16(4):413-7.

Fledderus M, Oude Voshaar MA, Ten Klooster PM, Bohlmeijer ET. Further evaluation of the psychometric properties of the Acceptance and Action Questionnaire-II. Psychol Assess. 2012 Dec;24(4):925-36.

Ten Klooster PM, Oude Voshaar MA, Taal E, van de Laar MA. Comparison of measures of functional disability in patients with gout. Rheumatology (Oxford). 2010 Dec 2.

Klooster PM Ten, Vonkeman HE, Oude Voshaar MAH, Bode C, Laar MAFJ van de. Experiences of gout-related disability from the patients’ perspective: a mixed methods study. Clin Rheumatol 2013.