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Evidence found and GRADE certainty

5 questions · 5 findings · 1 reviews

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 2 · 40%Moderate 2 · 40%High 1 · 20%

Vi polysaccharide vaccine (1 dose) vs control

Incidence of typhoid fever – year 2 · adults and children of 2 years of age and older

Vi polysaccharide vaccine (1 dose) probably leads to lower incidence of typhoid fever – year 2 compared with control (moderate certainty).

1 finding from 1 review

Vi polysaccharide vaccine (1 dose) vs control

Incidence of typhoid fever – year 1 Blood culture · adults and children of 2 years of age and older

Vi polysaccharide vaccine (1 dose) leads to lower incidence of typhoid fever – year 1 Blood culture compared with control (high certainty).

1 finding from 1 review

Vi polysaccharide vaccine (1 dose) vs control

Cumulative cases of typhoid fever at 2.5 to 3 years · adults and children of 2 years of age and older

Vi polysaccharide vaccine (1 dose) may leads to lower cumulative cases of typhoid fever at 2.5 to 3 years compared with control (low certainty).

1 finding from 1 review