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Rik Crutzen
Rik Crutzen
Professor of Behaviour Change & Technology, Maastricht University
Verified email at maastrichtuniversity.nl - Homepage
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Cited by
Cited by
Year
Which intervention characteristics are related to more exposure to internet-delivered healthy lifestyle promotion interventions? A systematic review
W Brouwer, W Kroeze, R Crutzen, J de Nooijer, NK de Vries, J Brug, ...
J Med Internet Res 13 (1), e2, 2011
5642011
A simple formula for the calculation of sample size in pilot studies
W Viechtbauer, L Smits, D Kotz, L Budé, M Spigt, J Serroyen, R Crutzen
Journal of clinical epidemiology 68 (11), 1375-1379, 2015
5302015
Online prevention aimed at lifestyle behaviors: a systematic review of reviews
LFM Kohl, R Crutzen, NK de Vries
Journal of medical Internet research 15 (7), e146, 2013
4612013
Measuring engagement in eHealth and mHealth behavior change interventions: viewpoint of methodologies
CE Short, A DeSmet, C Woods, SL Williams, C Maher, A Middelweerd, ...
Journal of medical Internet research 20 (11), e292, 2018
3112018
Scale quality: alpha is an inadequate estimate and factor-analytic evidence is needed first of all
R Crutzen, GJY Peters
Health Psychology Review 11 (3), 242-247, 2017
2442017
Everything should be as simple as possible, but no simpler: towards a protocol for accumulating evidence regarding the active content of health behaviour change interventions
GJY Peters, M de Bruin, R Crutzen
Health Psychology Review 9 (1), 1-14, 2015
2412015
An artificially intelligent chat agent that answers adolescents' questions related to sex, drugs, and alcohol: an exploratory study
R Crutzen, GJY Peters, SD Portugal, EM Fisser, JJ Grolleman
Journal of Adolescent Health 48 (5), 514-519, 2011
2382011
Virtual and Augmented Reality Applications in Medicine: Analysis of the Scientific Literature
AWK Yeung, A Tosevska, E Klager, F Eibensteiner, D Laxar, J Stoyanov, ...
Journal of Medical Internet Research 23 (2), e25499, 2021
2372021
How can interventions increase motivation for physical activity? A systematic review and meta-analysis
K Knittle, J Nurmi, R Crutzen, N Hankonen, M Beattie, SU Dombrowski
Health psychology review 12 (3), 211-230, 2018
2342018
Strategies to facilitate exposure to internet-delivered health behavior change interventions aimed at adolescents or young adults: a systematic review
R Crutzen, J de Nooijer, W Brouwer, A Oenema, J Brug, NK de Vries
Health Education & Behavior 38 (1), 49-62, 2011
2012011
Characteristics of visitors and revisitors to an Internet-delivered computer-tailored lifestyle intervention implemented for use by the general public
W Brouwer, A Oenema, H Raat, R Crutzen, J de Nooijer, NK de Vries, ...
Health education research 25 (4), 585-595, 2010
1782010
Teenage pregnancy rates and associations with other health risk behaviours: a three-wave cross-sectional study among South African school-going adolescents
K Jonas, R Crutzen, B van den Borne, R Sewpaul, P Reddy
Reproductive health 13 (1), 50, 2016
1722016
Social desirability and self-reported health risk behaviors in web-based research: three longitudinal studies
R Crutzen, AS Göritz
BMC public health 10 (1), 720, 2010
1572010
An exploration of factors related to dissemination of and exposure to internet-delivered behavior change interventions aimed at adults: a Delphi study approach
W Brouwer, A Oenema, R Crutzen, J De Nooijer, NK de Vries, J Brug
Journal of medical Internet research 10 (2), e10, 2008
1392008
Differential attrition in health behaviour change trials: A systematic review and meta-analysis
R Crutzen, W Viechtbauer, M Spigt, D Kotz
Psychology & health 30 (1), 122-134, 2015
1302015
Using Google Analytics as a process evaluation method for Internet-delivered interventions: an example on sexual health
R Crutzen, JL Roosjen, J Poelman
Health promotion international 28 (1), 36-42, 2013
1282013
Internet-delivered interventions aimed at adolescents: a Delphi study on dissemination and exposure
R Crutzen, J de Nooijer, W Brouwer, A Oenema, J Brug, NK de Vries
Health Education Research 23 (3), 427-439, 2008
1212008
The effects of dietary mobile apps on nutritional outcomes in adults with chronic diseases: a systematic review and meta-analysis
CF El Khoury, M Karavetian, RJG Halfens, R Crutzen, L Khoja, ...
Journal of the Academy of Nutrition and Dietetics 119 (4), 626-651, 2019
1112019
Healthcare workers’ behaviors and personal determinants associated with providing adequate sexual and reproductive healthcare services in sub-Saharan Africa: a systematic review
K Jonas, R Crutzen, B van den Borne, P Reddy
BMC pregnancy and childbirth 17 (1), 86, 2017
1092017
Investigating predictors of visiting, using, and revisiting an online health-communication program: a longitudinal study
J Van't Riet, R Crutzen, H De Vries
Journal of Medical Internet Research 12 (3), e1345, 2010
1072010
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