Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,006 questions · 3,171 findings · 607 reviews · Headline outcomes only

No studies found 411 · 13%GRADE not reported 153 · 4.8%Very low 968 · 30.5%Low 897 · 28.3%Moderate 589 · 18.6%High 153 · 4.8%

Intervention not reported

Child cognitive ability As assessed by the Griffith Mental Development scale at 18‐month · children younger than five years of age and their families

It is very uncertain whether the intervention changes child cognitive ability As assessed by the Griffith Mental… (very low certainty).

1 finding from 1 review

Intervention not reported

Child psychosocial development Parents reporting their child develops abnormally · children younger than five years of age and their families

It is very uncertain whether the intervention changes child psychosocial development Parents reporting their child… (very low certainty).

1 finding from 1 review

Intervention not reported

Paid maternal employment Mothers in full‐time or part‐time employment · children younger than five years of age and their families

It is very uncertain whether the intervention changes paid maternal employment Mothers in full‐time or part‐time employment (very low certainty).

1 finding from 1 review

Intervention not reported

Paid maternal employment Maternal hours per week in paid employment · children younger than five years of age and their families

It is very uncertain whether the intervention changes paid maternal employment Maternal hours per week in paid employment (very low certainty).

1 finding from 1 review

Intervention not reported

Household income Households with weekly income > £200 · children younger than five years of age and their families

It is very uncertain whether the intervention changes household income Households with weekly income > £200 (very low certainty).

1 finding from 1 review

Intervention not reported

Treatment‐related mortality ‐ overall analysis (at 3 years) · Patients with refractory/relapsed Hodgkin lymphoma

The intervention showed no clear difference in treatment‐related mortality ‐ overall analysis (at 3 years) (moderate certainty).

1 finding from 1 review