Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,756 questions · 11,779 findings · 747 reviews · Headline outcomes only

No studies found 3,205 · 27.2%GRADE not reported 628 · 5.3%Very low 3,261 · 27.7%Low 2,913 · 24.7%Moderate 1,453 · 12.3%High 319 · 2.7%

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Intervention not reported

Invitation versus control: uptake of screening · women for cervical screening

The intervention probably leads to higher invitation versus control: uptake of screening (moderate certainty).

1 finding from 1 review

Intervention not reported

GP invitation letter versus invitation letter from other authority sources: uptake of screening · women for cervical screening

It is very uncertain whether the intervention changes GP invitation letter versus invitation letter from other authority… (very low certainty).

1 finding from 1 review

Intervention not reported

Personal invitation versus invitation letter: uptake of screening · women for cervical screening

The intervention may leads to higher personal invitation versus invitation letter: uptake of screening (low certainty).

1 finding from 1 review

Intervention not reported

Letter with fixed appointment versus letter with open invitation to make appointment: uptake of screening · women for cervical screening

The intervention probably leads to higher letter with fixed appointment versus letter with open invitation to… (moderate certainty).

1 finding from 1 review