Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,018 questions · 3,100 findings · 369 reviews · Headline outcomes only

No studies found 774 · 25%GRADE not reported 108 · 3.5%Very low 727 · 23.5%Low 840 · 27.1%Moderate 474 · 15.3%High 177 · 5.7%

Oral 5‐ASA vs 5‐aminosalicylic acid (5‐ASA) (mesalazine)

Failure to induce global or clinical remission · Patients with active mild to moderate ulcerative colitis

Oral 5‐ASA showed no clear difference in failure to induce global or clinical remission compared with comparator 5‐ASA (moderate certainty).

1 finding from 1 review

Oral 5‐ASA vs 5‐aminosalicylic acid (5‐ASA) (mesalazine)

Failure to induce global or clinical improvement · Patients with active mild to moderate ulcerative colitis

Oral 5‐ASA showed no clear difference in failure to induce global or clinical improvement compared with comparator 5‐ASA (moderate certainty).

1 finding from 1 review