Findings

What do systematic reviews say?

3 questions · 3 findings · 3 reviews

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 1 · 33.3%Low 0 · 0%Moderate 2 · 66.7%High 0 · 0%

Withdrawals due to adverse events · people with surgically‐induced remission in Crohn's disease

Azathioprine or 6‐mercaptopurine showed no clear difference in withdrawal due to adverse events compared with placebo (moderate certainty).

1 finding from 1 review

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

Azathioprine or 6‐mercaptopurine showed no clear difference in withdrawals due to adverse events compared with placebo (moderate certainty).

1 finding from 1 review

Azathioprine or 6‐mercaptopurine for induction of remission in Crohn's disease 2016 · Cochrane Headline outcomes only
RR 1.7 [0.94, 3.08]
8 studies · 510 participants
Moderate

Withdrawals due to adverse events · maintenance of remission in Crohn's disease

It is very uncertain whether azathioprine or 6‐mercaptopurine changes withdrawals due to adverse events compared with placebo (very low certainty).

1 finding from 1 review

Azathioprine or 6‐mercaptopurine for maintenance of remission in Crohn's disease 2015 · Cochrane Headline outcomes only
RR 3.12 [1.59, 6.09]
7 studies · 661 participants
Very low