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Microplastics found in every human testicle in study (www.theguardian.com)

submitted 4 months ago by [email protected] to c/[email protected]

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[–] [email protected] 6 points 4 months ago (1 children)

(In a study of ~20 people)

[–] [email protected] 5 points 4 months ago

With 23 of 23 samples, that’s a 78-100% 99% confidence interval (using an adjusted Wald method, which is good for small samples), so the sample size isn’t really an issue. The representativeness of the sample might be a concern, but for whatever the sample generalizes to, this is a high rate.