Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

45 questions · 45 findings · 24 reviews

No studies found 7 · 15.6%GRADE not reported 2 · 4.4%Very low 26 · 57.8%Low 7 · 15.6%Moderate 3 · 6.7%High 0 · 0%

Laparoscopic vs open transhiatal oesophagectomy

Short‐term mortality (in hospital or within 3 months) · patients with oesophageal cancer

It is very uncertain whether laparoscopic changes short‐term mortality (in hospital or within 3 months) compared with open transhiatal oesophagectomy (very low certainty).

1 finding from 1 review

Laparoscopic vs open surgery

Late overall mortality (after the first 30 postoperative days) · patients with sigmoid diverticulitis

It is very uncertain whether laparoscopic changes late overall mortality (after the first 30 postoperative days) compared with open surgery (very low certainty).

1 finding from 1 review