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  • Published on:
    tackling Consent Bias
    • Kannan anjur anjur, Professor Community Medicine University College Of medical Sciences,Delhi-110095,India
    • Other Contributors:
      • Kavita Venkataraman,O.P.Kalra,A.K.Sharma

    Dear Editor,

    It is with great interest we read the response with well researched references to this article on bias. We were particularly curious to know how to tackle consent bias as consent is an ethical issue and many high risk persons do not get included in an epidemiological study both observational or interventional because of cultural values due to exclusion of non consenters.There should be a method to t...

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    Conflict of Interest:
    None declared.
  • Published on:
    Updating a glossary of biases

    Dear Editor

    Miguel Delgado-Rodríguez and Javier Llorca’s article on bias in health services and medical research is instructive and cautionary [1]. The extensive glossary of biases is thought provoking and might beneficially be introduced as required reading for all researchers.

    The glossary might be usefully updated by the addition of a form of selection bias which is very much “of our time”, having be...

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    Conflict of Interest:
    None declared.