Maarten Cruyff
Utrecht University
56 Papers
203 Citations
Maarten Cruyff is an academic researcher from Utrecht University. The author has contributed to research in topics: Population & Randomized response. The author has an hindex of 15, co-authored 50 publications.
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Papers
Doping Prevalence in Competitive Sport: Evidence Synthesis with "Best Practice" Recommendations and Reporting Guidelines from the WADA Working Group on Doping Prevalence
John Gleaves,Andrea Petróczi,Dirk Folkerts,Dirk Folkerts,Olivier de Hon,Emmanuel Macedo,Martial Saugy,Maarten Cruyff +7 more
TL;DR: A subject-wide systematic review of evidence on doping prevalence from published scientific papers is presented in this article. But, the focus of this review was on the reporting accuracy and data quality as evidence for doping behavior to facilitate future systematic reviews and establish recommendations for reporting future research on doping behavior in competitive sports.
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Illegale vreemdelingen in Nederland. Omvang, overkomst, verblijf en uitzetting.
Godfried Engbersen,Richard Staring,Jan Boom,P.G.M. Van der Heijden,Maarten Cruyff +4 more
- 01 Jun 2002
TL;DR: In this article, the authors investigate the impact of illegal vreemdelingen in Nederland on overkomst and verblijfstitel vergunning.
Log-linear randomized-response models taking self-protective response behavior into account
TL;DR: In this article, a log-linear self-protection model is proposed to account for self-protective response behavior in response bias when sensitive questions are asked, where the answer depends on the true status of the respondent and partly on the outcome of a randomizing device.
Social Media, Body Image and Resistance Training: Creating the Perfect ‘Me’ with Dietary Supplements, Anabolic Steroids and SARM’s
TL;DR: In this article, a cross-sectional study was conducted in the Netherlands, where male gym users completed an online questionnaire including self-reported measures regarding resistance training participation, image-centric social media use, dietary supplement intake, and body image.
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The Challenge of Counting Victims of Human Trafficking: Not on the record: A multiple systems estimation of the numbers of human trafficking victims in the Netherlands in 2010–2015 by year, age, gender, and type of exploitation
TL;DR: The methodology to estimate the number of undetected victims of trafficking in people is under development: “[S]ome methods have been identified, but further testing is needed to produce a consolidated and agreed-upon approach.
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