Conferences

Attended Medicine 2.0'10 (Maastricht, NL)
Monday, November 29, 2010 to Tuesday, November 30, 2010
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Attended Medicine 2.0'11 (Stanford University, USA)
Friday, September 16, 2011 to Sunday, September 18, 2011
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Accepted Abstracts

Medicine 2.0'10 (Maastricht, NL)

You Never Get a Second Chance to Make a First Impression: Effects of Visual Complexity and Cognitive Load on User Experience and Intention to Use Internet-Delivered Interventions
Rik Crutzen

Background: High rates of attrition (i.e., drop-out) are characteristic of the Internet, especially in Internet-delivered interventions targeting health risk behaviours related to chronic diseases (e.g., a sedentary lifestyle, high fat intake and cigarette smoking). This touches upon the critical issue in Internet-delivered interventions: how can behaviour change ever be achieved if people do not or hardly use the actual intervention? Objective: To assess the effects of visual complexity a...

Medicine 2.0'11 (Stanford University, USA)

Using Google Analytics as a Process Evaluation Method for Internet-delivered Interventions: a Commendable Example on Sexual Health
Rik Crutzen

Background Process evaluation aims to disentangle the factors that ensure successful intervention outcomes and attempts to document the steps involved in achieving successful implementation of an intervention. Integrating both qualitative and quantitative methods during process evaluation yields rich detail about intervention outcomes that neither method could achieve alone. This study focuses on a quantitative method that can be used during process evaluation of Internet-delivered intervent...

Full Paper Publications

Journal of Medical Internet Research

An Exploration of Factors Related to Dissemination of and Exposure to Internet-Delivered Behavior Change Interventions Aimed at Adults: A Delphi Study Approach
Wendy Brouwer, Anke Oenema, Rik Crutzen, Jascha De Nooijer, Nanne De Vries, Johannes Brug
J Med Internet Res 2008;10(2):e10

Investigating Predictors of Visiting, Using, and Revisiting an Online Health-Communication Program: A Longitudinal Study
Jonathan Van 't Riet, Rik Crutzen, Hein De Vries
J Med Internet Res 2010;12(3):e37

Which Intervention Characteristics are Related to More Exposure to Internet-Delivered Healthy Lifestyle Promotion Interventions? A Systematic Review
Wendy Brouwer, Willemieke Kroeze, Rik Crutzen, Jascha de Nooijer, Nanne K. de Vries, Johannes Brug, Anke Oenema
J Med Internet Res 2011;13(1):e2

Bringing Loyalty to E-health: Theory Validation Using Three Internet-Delivered Interventions
Rik Crutzen, Dianne Cyr, Nanne K de Vries
J Med Internet Res 2011;13(3):e73

The Role of User Control in Adherence to and Knowledge Gained from a Website: Randomized Comparison Between a Tunneled Version and a Freedom-of-Choice Version
Rik Crutzen, Dianne Cyr, Nanne K. de Vries
J Med Internet Res 2012;14(2):e45

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