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A comment on Vitamin D insufficiency may account for almost 90% of Covid-19 deaths. Parent comment

Re:Vitamin D insufficiency may account for almost 90% of Cov... by JoeAltmaier on Monday November 30, 2020 @10:03PM (#25261814)
Study adjusted for age, sex. So no.
[ Parent | on HN ]
Re:Vitamin D insufficiency may account for almost 90% of Cov... by loeg on Monday November 30, 2020 @10:15PM (#25261903)
There can be a 3rd variable other than age or sex!
[ Parent | on HN ]