Bioethicists Criticize WHO’s Malaria Vaccine Trial

The study, conducted in Malawi, Kenya, and Ghana, did not obtain informed consent from each parent whose child participated, but rather considered consent “implied” because of the particular experimental design.

Written byLisa Winter
| 3 min read

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The World Health Organization did not follow the protocol of obtaining informed consent from parents in three African countries where children may have received an experimental malaria vaccine, sparking criticism from ethicists, according to a report published yesterday (February 26) in The BMJ. Rather than seeking informed consent from each parent in the participating communities, the WHO considered the consent “implied” because the malaria shots were given as part of routine vaccination programs.

“An implied consent process is no substitute for informed consent. Indeed, implied consent is no consent at all,” bioethicist Charles Weijer, the lead author of the Ottawa Statement that describes ethical guidelines for these types of trials, tells Gizmodo. “We have no assurance that parents in fact received information about the study let alone that they understood it. Parents attending a clinic for routine vaccination of their child may therefore be unaware of ...

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  • Lisa joined The Scientist in 2017. As social media editor, some of her duties include creating content, managing interactions, and developing strategies for the brand’s social media presence. She also contributes to the News & Opinion section of the website. Lisa holds a degree in Biological Sciences with a concentration in genetics, cell, and developmental biology from Arizona State University and has worked in science communication since 2012.

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