Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,100 questions · 1,164 findings · 107 reviews

No studies found 280 · 24.1%GRADE not reported 159 · 13.7%Very low 292 · 25.1%Low 274 · 23.5%Moderate 113 · 9.7%High 46 · 4%

Vitamin C vs allopurinol

Joint pain reduction ‐ not reported · participants with chronic gout and sUA level > 0.36mmol/L

The review found no eligible studies for this question.

1 finding from 1 review

Vitamin C vs allopurinol

Participant global assessment · participants with chronic gout and sUA level > 0.36mmol/L

The review found no eligible studies for this question.

1 finding from 1 review

Vitamin C vs allopurinol

Tophus regression · participants with chronic gout and sUA level > 0.36mmol/L

The review found no eligible studies for this question.

1 finding from 1 review

Vitamin C vs allopurinol

Acute gout attacks · participants with chronic gout and sUA level > 0.36mmol/L

The review found no eligible studies for this question.

1 finding from 1 review