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Autism & Tylenol

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 " And now you know that if you say acetaminophen causes ASD diagnoses, based on evidence like this, you also have to say kale does." Lies, damn lies and statistics! Autism & Tylenol William M Briggs Warning: I have not read all the papers on this subject. My experience is in these  kinds  of papers, which is to say, turning correlations into claims of causality. I offer no fixed opinion on whether or in what conditions, if any, acetaminophen causes autism. This is  a preliminary post , necessarily  incomplete , to help you, dear reader, sort through the evidence. The claim isn’t even that acetaminophen causes autism, but something called “autism spectrum disorder” (ASD). That “spectrum” ought to have you guarding, and even girding, your mental loins (terrific mixed metaphor). For it can mean anything from “not autism” to actual autism, sometimes called “profound autism”. Diagnosis rates of ASD, but not necessarily profound autism (though  evidence is m...