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Evidence found and GRADE certainty

4,808 questions · 8,953 findings · 827 reviews · Headline outcomes only

No studies found 1,891 · 21.1%GRADE not reported 380 · 4.2%Very low 2,100 · 23.5%Low 2,449 · 27.4%Moderate 1,684 · 18.8%High 449 · 5%

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Exercise therapy vs control

Participants with serious adverse reactions · men and women aged over 18 years with chronic fatigue syndrome

It is very uncertain whether exercise therapy changes participants with serious adverse reactions Measured after 52 weeks… compared with control (very low certainty).

1 finding from 1 review