Findings

What do systematic reviews say?

1 questions · 1 findings · 1 reviews

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

Heterologous vaccination scheme vs homologous vaccination scheme

Systemic reactogenicity events

Heterologous vaccination scheme showed no clear difference in systemic reactogenicity eventsb compared with homologous vaccination scheme (low certainty).

1 finding from 1 review

Efficacy and safety of COVID‐19 vaccines 2022 · Cochrane Headline outcomes only
RR 1.96 [0.52, 7.41]
1 study · 101 participants
Low