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 1 · 100%Moderate 0 · 0%High 0 · 0%

All‐cause mortalityf

ChAdOx1 – AstraZeneca + University of Oxford showed no clear difference in all‐cause mortalityf compared with placebo (low certainty).

1 finding from 1 review

Efficacy and safety of COVID‐19 vaccines 2022 · Cochrane Headline outcomes only
RR 0.48 [0.2, 1.14]
5 studies · 56727 participants
Low