Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,288 questions · 3,354 findings · 516 reviews · Headline outcomes only

No studies found 720 · 21.5%GRADE not reported 164 · 4.9%Very low 950 · 28.3%Low 932 · 27.8%Moderate 434 · 12.9%High 154 · 4.6%

Intervention not reported

Case control ‐ ulcerative colitis, MMR · children 9 months to 15 years old

The intervention showed no clear difference in case control ‐ ulcerative colitis, MMR (moderate certainty).

1 finding from 1 review

Intervention not reported

Case control ‐ Crohn's disease, MMR · children 9 months to 15 years old

The intervention probably leads to lower case control ‐ Crohn's disease, MMR (moderate certainty).

1 finding from 1 review

Intervention not reported

Cohort study ‐ MDI‐BSID II 24th month, MMR · children 9 months to 15 years old

The intervention showed no clear difference in cohort study ‐ MDI‐BSID II 24th month, MMR (low certainty).

1 finding from 1 review

Intervention not reported

Cohort study ‐ MDI‐BSID II 36th month, MMR · children 9 months to 15 years old

The intervention showed no clear difference in cohort study ‐ MDI‐BSID II 36th month, MMR (low certainty).

1 finding from 1 review

Intervention not reported

Cohort study ‐ Raven 5th year, MMR · children 9 months to 15 years old

The intervention showed no clear difference in cohort study ‐ Raven 5th year, MMR (low certainty).

1 finding from 1 review

Intervention not reported

Cohort study ‐ WISC‐R verbal 6th year, MMR · children 9 months to 15 years old

The intervention showed no clear difference in cohort study ‐ WISC‐R verbal 6th year, MMR (low certainty).

1 finding from 1 review

Intervention not reported

Case‐control ‐ case cross‐over ‐ case controls MMR · children 9 months to 15 years old

The intervention may leads to higher case‐control ‐ case cross‐over ‐ case controls MMR (low certainty).

1 finding from 1 review

Intervention not reported

Self‐controlled case series ‐ MMR vaccine ‐ age from 9 to 23 months · children 9 months to 15 years old

The intervention probably leads to higher self‐controlled case series ‐ MMR vaccine ‐ age from 9 to 23 months (moderate certainty).

1 finding from 1 review

Intervention not reported

Cohort studies ‐ Jeryl Lynn strain ‐ 2 doses · children 9 months to 15 years old

The intervention probably leads to lower cohort studies ‐ Jeryl Lynn strain ‐ 2 doses (moderate certainty).

1 finding from 1 review

Intervention not reported

Case‐control ‐ MMR vaccine · children 9 months to 15 years old

The intervention may leads to higher case‐control ‐ MMR vaccine (low certainty).

1 finding from 1 review

Intervention not reported

Cohort study MMR ‐ all children · children 9 months to 15 years old

The intervention showed no clear difference in cohort study MMR ‐ all children (low certainty).

1 finding from 1 review

Intervention not reported

Cohort study MMR ‐ children with at least 1 sibling with type 1 diabetes · children 9 months to 15 years old

The intervention showed no clear difference in cohort study MMR ‐ children with at least 1 sibling with type 1… (low certainty).

1 finding from 1 review

Intervention not reported

Cohort study (rate ratio) ‐ all ages · children 9 months to 15 years old

The intervention showed no clear difference in cohort study (rate ratio) ‐ all ages (low certainty).

1 finding from 1 review

Intervention not reported

Cohort studies (risk ratio) ‐ all ages · children 9 months to 15 years old

The intervention showed no clear difference in cohort studies (risk ratio) ‐ all ages (low certainty).

1 finding from 1 review

Intervention not reported

Cohort study (rate ratio) · children 9 months to 15 years old

It is very uncertain whether the intervention changes cohort study (rate ratio) (very low certainty).

1 finding from 1 review

Intervention not reported

Cohort study (risk ratio) · children 9 months to 15 years old

The intervention showed no clear difference in cohort study (risk ratio) (low certainty).

1 finding from 1 review

Intervention not reported

Cohort study ‐ rhinoconjunctivitis · children 9 months to 15 years old

The intervention showed no clear difference in cohort study ‐ rhinoconjunctivitis (low certainty).

1 finding from 1 review

Intervention not reported

Cohort study ‐ hypersensitivity/allergy · children 9 months to 15 years old

The intervention showed no clear difference in cohort study ‐ hypersensitivity/allergy (low certainty).

1 finding from 1 review

Intervention not reported

Case control ‐ hay fever · children 9 months to 15 years old

The intervention showed no clear difference in case control ‐ hay fever (low certainty).

1 finding from 1 review

Intervention not reported

Cohort studies ‐ Jeryl Lynn strain ‐ unspecified number of doses · children 9 months to 15 years old

The intervention may leads to lower cohort studies ‐ Jeryl Lynn strain ‐ unspecified number of doses (low certainty).

1 finding from 1 review