Question · asked by 0 reviews
Vi polysaccharide vaccine (1 dose) vs control; efficacy: Serious adverse events
- Population
- adults and children of 2 years of age and older
- Intervention
- Vi polysaccharide vaccine (1 dose)
- Comparison
- control; efficacy
- Outcome
- Serious adverse events
What each review found
Current versions only| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
Vi polysaccharide vaccine (one dose) vs control; efficacy Serious adverse events · adults and children of 2 years of age and older Vaccines for preventing typhoid fever (2014) · Cochrane Headline outcomes onlyearlier version CD001261.PUB3, superseded | no estimate extracted | 4 studies · 133240 participants | GRADE not reported |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| Vaccines for preventing typhoid fever 2018 · Cochrane Headline outcomes only | Not reported | Not extracted | Not assessed |
Related questions
The same intervention and outcome, asked in another population or against another comparator.
- Vi polysaccharide vaccine (1 dose) vs control · adults and children of 2 years of age and older · 1 review
How reviews are matched to this question
Reviews word the same question differently. Four decision models (TypeSafe's Jev, Liquid AI's d1-ultra, SubQ Snap and Baseten's Elephant) judged each wording of the population, intervention, comparator and outcome against the others; two wordings count as the same when at least three of them agree and none clearly disagrees, and findings count as this question only when all four elements match. Timing, setting and subgroup never split a question: they are shown on each finding.