Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

699 questions · 719 findings · 69 reviews

No studies found 129 · 17.9%GRADE not reported 15 · 2.1%Very low 317 · 44.1%Low 170 · 23.6%Moderate 78 · 10.8%High 10 · 1.4%

Routine abdominal drain vs No drain

Serious adverse events (proportion of patients) · patients with laparoscopic cholecystectomy.

It is very uncertain whether routine abdominal drain changes serious adverse events (proportion of patients) compared with 'no drain' (very low certainty).

1 finding from 1 review

Routine abdominal drain vs No drain

Serious adverse events (number of events) · patients with laparoscopic cholecystectomy.

It is very uncertain whether routine abdominal drain changes serious adverse events (number of events) compared with 'no drain' (very low certainty).

1 finding from 1 review

Intervention not reported

Serious adverse events · patients undergoing laparoscopic cholecystectomy.

It is very uncertain whether the intervention changes serious adverse events (very low certainty).

1 finding from 1 review

Intervention not reported

Operating time · patients undergoing laparoscopic cholecystectomy.
1 finding from 1 review

Intervention not reported

Serious adverse events (number of serious adverse events) · patients with laparoscopic cholecystectomy.

It is very uncertain whether the intervention changes serious adverse events (number of serious adverse events) (very low certainty).

1 finding from 1 review

Intervention not reported

Serious adverse events (proportion of patients with serious adverse events) · patients with laparoscopic cholecystectomy.

It is very uncertain whether the intervention changes serious adverse events (proportion of patients with serious adverse… (very low certainty).

1 finding from 1 review

Intervention not reported

Conversion to open cholecystectomy · patients with laparoscopic cholecystectomy.

It is very uncertain whether the intervention changes conversion to open cholecystectomy (very low certainty).

1 finding from 1 review

Intervention not reported

Operating time · patients with laparoscopic cholecystectomy.
1 finding from 1 review