Findings

What do systematic reviews say?

1 questions · 1 findings · 1 reviews

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 1 · 100%High 0 · 0%

Systemic reactogenicity events

ChAdOx1 – AstraZeneca + University of Oxford probably leads to higher systemic reactogenicity eventsi compared with placebo (moderate certainty).

1 finding from 1 review

Efficacy and safety of COVID‐19 vaccines 2022 · Cochrane Headline outcomes only
RR 3.93 [2.11, 7.29]
1 study · 256 participants
Moderate