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A comment on South African variant can break through Pfizer vaccine, Israeli study says. Parent comment

Re:South African variant can break through Pfizer vaccine, I... by Method-X on Sunday April 11, 2021 @06:27AM (#26769212)
Wouldn’t you need more than 800 people to get a statistically significant result?
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Re:South African variant can break through Pfizer vaccine, I... by throwaway4good on Sunday April 11, 2021 @08:30AM (#26769874)
They check for significance in the paper. There is no magical sample size number. It depends on the size of the effect which here appears to be quite strong so a smaller sample would actually do.
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