An Intervention to Increase Condom Use Among Users of Sexually Transmitted Infection Self-sampling Websites (Wrapped): Protocol for a Randomized Controlled Feasibility Trial

Katie Newby   ¹ , BSc, MSc, PhD ;   Kayleigh Kwah   ¹ , BSc, MSc ;   Lauren Schumacher   ¹ , BA, MSc ;   Rik Crutzen   ² , BSc, MA, MSc, PhD ;   Julia V Bailey   ³ , BSc, MBBS, MSc, PhD ;   Louise J Jackson   ⁴ , BA, MSc, PhD ;   Stephen Bremner   ⁵ , BSc, MSc, PhD ;   Katherine E Brown   ¹ , BSc, PhD

¹ Department of Psychology, Sport and Geography, School of Life and Medical Sciences, University of Hertfordshire, Hatfield, United Kingdom

² Department of Health Promotion, Maastricht University, Maastricht, Netherlands

³ eHealth Unit, Department of Primary Care and Population Health, University College London, London, United Kingdom

⁴ Institute of Applied Health Research, College of Medical and Dental Sciences, University of Birmingham, Birmingham, United Kingdom

⁵ Department of Primary Care and Public Health, Brighton and Sussex Medical School, Brighton, United Kingdom