Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,434 questions · 2,594 findings · 269 reviews

No studies found 543 · 20.9%GRADE not reported 191 · 7.4%Very low 676 · 26.1%Low 732 · 28.2%Moderate 399 · 15.4%High 53 · 2%

Annual chest x‐ray screening vs usual care (no regular screening)

Deaths from all causes (excluding deaths from PLCO cancers) · Patients with lung cancer

Annual chest x‐ray screening showed no clear difference in deaths from all causes (excluding deaths from PLCO cancers) compared with usual care (no regular screening) (high certainty).

1 finding from 1 review

Parenting interventions vs usual care

Medically attended or self‐reported injuries ‐ RCTs only · parents of children between the ages of 0 and 18 years

Parenting interventions probably leads to lower medically attended or self‐reported injuries ‐ RCTs only compared with usual care (moderate certainty).

1 finding from 1 review