The best evidence we have so far is the Fraiman analysis.
Serious adverse events (SAEs) were elevated in the vaccine arm by an alarming rate – 1 additional SAE for every 556 people vaccinated with Pfizer’s mRNA vaccine.
https://www.sciencedirect.com/science/article/pii/S0264410X22010283
https://twitter.com/MaryanneDemasi/status/1673686186232279041