Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,155 questions · 1,191 findings · 195 reviews · Headline outcomes only

No studies found 209 · 17.5%GRADE not reported 51 · 4.3%Very low 256 · 21.5%Low 273 · 22.9%Moderate 284 · 23.8%High 118 · 9.9%

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