Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

391 questions · 421 findings · 30 reviews

No studies found 23 · 5.5%GRADE not reported 30 · 7.1%Very low 136 · 32.3%Low 173 · 41.1%Moderate 58 · 13.8%High 1 · 0.2%

Psychological therapies vs controls

Responder rate (achievement of at least 50% reduction in migraine frequency) Higher numbers mean more people responded · adults with migraine

It is very uncertain whether psychological therapies changes responder rate (achievement of at least 50% reduction in migraine… compared with controls (very low certainty).

1 finding from 1 review