Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

512 questions · 559 findings · 37 reviews · Gut

No studies found 107 · 19.1%GRADE not reported 10 · 1.8%Very low 168 · 30.1%Low 146 · 26.1%Moderate 106 · 19%High 22 · 3.9%

Infliximab vs adalimumab

Loss of clinical response (at 22 weeks, less than 100 points in CDAI change) · patients with Crohn's disease (active disease population with clinical response at baseline)

It is very uncertain whether infliximab changes loss of clinical response (at 56 weeks, less than 100 points in CDAI… compared with adalimumab (very low certainty).

1 finding from 1 review

Infliximab vs placebo

Withdrawals due to adverse events · patients with Crohn's disease (mixed disease activity population with clinical response at baseline)

It is very uncertain whether infliximab changes withdrawal due to adverse events (at 32‐54 weeks) compared with placebo (very low certainty).

1 finding from 1 review

Infliximab combined with purine analogues vs purine analogues

Clinical relapse · Participants with Crohn's disease in remission

Infliximab combined with purine analogues probably leads to lower clinical relapse (at 48 weeks, CDAI of 150 or greater together with… compared with purine analogues (moderate certainty).

1 finding from 1 review

Infliximab combined with purine analogues vs purine analogues

Withdrawals due to adverse events · Participants with Crohn's disease in remission

It is very uncertain whether infliximab combined with purine analogues changes withdrawal due to adverse events (at 48 weeks) compared with purine analogues (very low certainty).

1 finding from 1 review

Infliximab combined with purine analogues vs purine analogues

Serious adverse events (at 48 weeks to 2 years) · Participants with Crohn's disease in remission

It is very uncertain whether infliximab combined with purine analogues changes serious adverse events (at 48 weeks to 2 years) compared with purine analogues (very low certainty).

1 finding from 1 review

Infliximab 5 mg/kg vs infliximab 10 mg/kg

Withdrawals due to adverse events · Patients with active Crohn's disease

The review found no eligible studies for this question.

2 findings from 1 review

Infliximab 5 mg/kg vs infliximab 10 mg/kg

Clinical remission defined as absence of any draining fistulas at ≥ 2 consecutive visits, at a median 12 weeks · Patients with active Crohn's disease

It is very uncertain whether infliximab 5 mg/kg changes clinical remission defined as absence of any draining fistulas at ≥… compared with infliximab 10 mg/kg (very low certainty).

1 finding from 1 review

Infliximab 5 mg/kg vs infliximab 10 mg/kg

Clinical response defined as reduction of 50% in the number of draining fistula at ≥ 2 consecutive visits, at a median length of time of 12 weeks · Patients with active Crohn's disease

It is very uncertain whether infliximab 5 mg/kg changes clinical response defined as reduction of 50% in the number of… compared with infliximab 10 mg/kg (very low certainty).

1 finding from 1 review