Re:AstraZeneca Covid-19 vaccine study put on hold due to sus...
by nikk1 on Thursday September 10, 2020 @02:08PM
(#24434959)
"... the participant was injected with the company’s Covid-19 vaccine and not a placebo, Soriot said on the conference call..."
https://www.statnews.com/2020/09/09/astrazeneca-covid19-vacc...
Transverse myelitis is apparently a rare complication with that vaccine.
It's possible (although not confirmed), the adverse reaction may have been from the control group.