No they didn't. They excluded those that got the vaccine pre-May 2021 or those t... | Hacker News

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		blindriver 10 days ago \| parent \| context \| favorite \| on: Covid-19 mRNA Vaccination and 4-Year All-Cause Mor... No they didn't. They excluded those that got the vaccine pre-May 2021 or those that got another vaccine besides Pfizer or Moderna.

biophysboy 10 days ago [–]

The target trial emulation specifies "individuals deceased or vaccinated during the 6 month grace period between the index date and the effective start of follow-up" as an exclusion criteria

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