Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

158 questions · 174 findings · 22 reviews · Gut

No studies found 20 · 11.5%GRADE not reported 7 · 4%Very low 79 · 45.4%Low 31 · 17.8%Moderate 25 · 14.4%High 12 · 6.9%

Laparoscopic vs open surgery

Septic abdominal complications (presence or absence) Clinical definition · patients with perforated peptic ulcer disease

Laparoscopic surgery showed no clear difference in septic abdominal complications (presence or absence) Clinical… compared with open surgery (low certainty).

1 finding from 1 review

Laparoscopic vs open surgery

Pulmonary complications (0 to 30 days) · patients with perforated peptic ulcer disease

Laparoscopic surgery showed no clear difference in pulmonary complications (presence or absence) compared with open surgery (low certainty).

1 finding from 1 review