Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

8 questions · 8 findings · 1 reviews · Public Health

No studies found 3 · 37.5%GRADE not reported 0 · 0%Very low 4 · 50%Low 1 · 12.5%Moderate 0 · 0%High 0 · 0%

Targeted mass media intervention vs general population mass media intervention

Attempts to quit smoking · mass media intervention for promoting healthy behaviours

It is very uncertain whether targeted mass media intervention changes quit‐attempts, 3 months compared with general population mass media intervention (very low certainty).

1 finding from 1 review