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Research Article

The Long-Term Effects of a Peer-Led Sex Education Programme (RIPPLE): A Cluster Randomised Trial in Schools in England

  • Judith Stephenson mail,

    To whom correspondence should be addressed. E-mail: jstephen@gum.ucl.ac.uk

    Affiliation: Department of Infection and Population Health, Division of Population Health, University College London, London, United Kingdom

    X
  • Vicki Strange,

    Affiliation: Social Science Research Unit, Institute of Education, London, United Kingdom

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  • Elizabeth Allen,

    Affiliation: Department of Infection and Population Health, Division of Population Health, University College London, London, United Kingdom

    X
  • Andrew Copas,

    Affiliation: Department of Infection and Population Health, Division of Population Health, University College London, London, United Kingdom

    X
  • Anne Johnson,

    Affiliation: Department of Infection and Population Health, Division of Population Health, University College London, London, United Kingdom

    X
  • Chris Bonell,

    Affiliation: London School of Hygiene & Tropical Medicine, London, United Kingdom

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  • Abdel Babiker,

    Affiliation: Medical Research Council, Clinical Trials Unit, London, United Kingdom

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  • Ann Oakley,

    Affiliation: Social Science Research Unit, Institute of Education, London, United Kingdom

    X
  • the RIPPLE Study Team
  • Published: November 25, 2008
  • DOI: 10.1371/journal.pmed.0050224

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