Findings

What do systematic reviews say?

8 questions · 8 findings · 1 reviews

No studies found 4 · 50%GRADE not reported 0 · 0%Very low 1 · 12.5%Low 1 · 12.5%Moderate 2 · 25%High 0 · 0%

Confirmed SARS‐CoV‐2 infection

The review found no eligible studies for this question.

1 finding from 1 review

Efficacy and safety of COVID‐19 vaccines 2022 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Confirmed symptomatic COVID‐19b

1 finding from 1 review

Efficacy and safety of COVID‐19 vaccines 2022 · Cochrane Headline outcomes only
no estimate extracted
1 study · 18695 participants
Moderate

Severe or critical COVID‐19

1 finding from 1 review

Efficacy and safety of COVID‐19 vaccines 2022 · Cochrane Headline outcomes only
no estimate extracted
1 study · 19866 participants
Moderate

All‐cause mortalityf

It is very uncertain whether gam‐COVID‐VAC – Sputnik V changes all‐cause mortalityf compared with placebo (very low certainty).

1 finding from 1 review

Efficacy and safety of COVID‐19 vaccines 2022 · Cochrane Headline outcomes only
RR 0.99 [0.1, 9.54]
1 study · 21862 participants
Very low

Systemic reactogenicity events

The review found no eligible studies for this question.

1 finding from 1 review

Efficacy and safety of COVID‐19 vaccines 2022 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Any adverse event

The review found no eligible studies for this question.

1 finding from 1 review

Efficacy and safety of COVID‐19 vaccines 2022 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Serious adverse eventsf

Gam‐COVID‐VAC – Sputnik V showed no clear difference in serious adverse eventsf compared with placebo (low certainty).

1 finding from 1 review

Efficacy and safety of COVID‐19 vaccines 2022 · Cochrane Headline outcomes only
RR 0.65 [0.39, 1.07]
1 study · 21862 participants
Low

Local reactogenicity events

The review found no eligible studies for this question.

1 finding from 1 review

Efficacy and safety of COVID‐19 vaccines 2022 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found