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The Sexunzipped Trial: Young People’s Views of Participating in an Online Randomized Controlled Trial
by Angela Nicholas, Julia V Bailey, Fiona Stevenson, Elizabeth Murray
(Published on 12 Dec 2013)
Background: Incidence of sexually transmitted infections (STIs) among young people in the United Kingdom is increasing. The Internet can be a suitable medium for delivery of sexual health information and sexual health promotion, given its high usage among young people, its potential for creating a sense of anonymity, and ease of access. Online randomized controlled trials (RCTs) are increasingly being used to evaluate online interventions, but while there are many advantages to online methodologies, they can be associated with a number of problems, including poor engagement with online interventions, poor trial retention, and concerns about the validity of data collected through self-report online. We conducted an online feasibility trial that tested the effects of the Sexunzipped...
The Sexunzipped Trial: Optimizing the Design of Online Randomized Controlled Trials
by Julia V Bailey, Menelaos Pavlou, Andrew Copas, Ona McCarthy, Ken Carswell, Greta Rait, Graham Hart, Irwin Nazareth, Caroline Free, Rebecca French, Elizabeth Murray
(Published on 11 Dec 2013)
Background: Sexual health problems such as unwanted pregnancy and sexually transmitted infection are important public health concerns and there is huge potential for health promotion using digital interventions. Evaluations of digital interventions are increasingly conducted online. Trial administration and data collection online offers many advantages, but concerns remain over fraudulent registration to obtain compensation, the quality of self-reported data, and high attrition. Objective: This study addresses the feasibility of several dimensions of online trial design—recruitment, online consent, participant identity verification, randomization and concealment of allocation, online data collection, data quality, and retention at 3-month follow-up. Methods: Young people aged 16...
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