by daisybush
Autism, Testosterone and Eugenics:
[Via BPSDB | The Lay Scientist -]
The media’s all too often shabby treatment of neuroscience and psychology research doesn’t just propagate bad science – it means that the really interesting and important bits go unreported. This is what’s just happened with the controversy surrounding a paper from the Autism Research Center (ARC) at Cambridge University – Bonnie Aeyeung et. al.’s Fetal Testosterone and Autistic Traits. For research published in a journal with an impact factor of 1.538 (i.e. not good), it’s certainly attracted plenty of attention – but for all the wrong reasons.
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A nice discussion of how a reasonable paper gets altered into something completely different by the press. A paper describes the results of a small study where the production of testosterone by fetuses is correlated with the self-reporting questionnaires of the mothers taken 8 years later.
First the correlation, if there really is wrong, is not the strongest and has a lot of noise. So looking at testosterone levels could not be used to screen for autism.
And secondly, none of the children developed autism, so there is no data in the paper for the levels of testosterone produced by a fetus who actually did develop autism. SO I am not sure what the data really shows a correlation to.
But that does not stop the papers, who ended up having discussions on a huge range of things that reality had little support for.
Par for the course.
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