Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,584 questions · 3,695 findings · 567 reviews

No studies found 784 · 21.2%GRADE not reported 308 · 8.3%Very low 1,036 · 28%Low 971 · 26.3%Moderate 440 · 11.9%High 156 · 4.2%

Band ligation vs no intervention or a sham procedure

Oesophageal variceal bleeding · children with portal hypertension and large oesophageal varices, without previous gastrointestinal bleeding or beta‐blocker treatment

It is very uncertain whether band ligation changes oesophageal variceal bleeding compared with sham or no intervention (very low certainty).

1 finding from 1 review

Intervention not reported

Variceal band ligation(5 RCTs, 372 participants) · people with liver cirrhosis and oesophageal varices with no history of bleeding

It is very uncertain whether the intervention changes variceal band ligation(5 RCTs, 372 participants) (very low certainty).

1 finding from 1 review

Intervention not reported

Variceal band ligation(7 RCTs, 728 participants) · people with liver cirrhosis and oesophageal varices with no history of bleeding

It is very uncertain whether the intervention changes variceal band ligation(7 RCTs, 728 participants) (very low certainty).

1 finding from 1 review

Intervention not reported

Variceal band ligation(5 RCTs, 380 participants) · people with liver cirrhosis and oesophageal varices with no history of bleeding

It is very uncertain whether the intervention changes variceal band ligation(5 RCTs, 380 participants) (very low certainty).

1 finding from 1 review

Intervention not reported

Variceal band ligation(3 RCTs, 330 participants) · people with liver cirrhosis and oesophageal varices with no history of bleeding

It is very uncertain whether the intervention changes variceal band ligation(3 RCTs, 330 participants) (very low certainty).

1 finding from 1 review

Intervention not reported

Variceal band ligation(9 RCTs, 879 participants) · people with liver cirrhosis and oesophageal varices with no history of bleeding

It is very uncertain whether the intervention changes variceal band ligation(9 RCTs, 879 participants) (very low certainty).

1 finding from 1 review

Intervention not reported

Beta‐blockers + variceal band ligation(1 RCT, 173 participants) · people with liver cirrhosis and oesophageal varices with no history of bleeding

The intervention may leads to lower beta‐blockers + variceal band ligation(1 RCT, 173 participants) (low certainty).

1 finding from 1 review

Intervention not reported

Variceal band ligation(17 RCTs, 1640 participants) · people with liver cirrhosis and oesophageal varices with no history of bleeding

It is very uncertain whether the intervention changes variceal band ligation(17 RCTs, 1640 participants) (very low certainty).

1 finding from 1 review

Intervention not reported

Beta‐blockers + variceal band ligation(2 RCTs, 313 participants) · people with liver cirrhosis and oesophageal varices with no history of bleeding

It is very uncertain whether the intervention changes beta‐blockers + variceal band ligation(2 RCTs, 313 participants) (very low certainty).

1 finding from 1 review

Intervention not reported

Beta‐blockers plus Nitrates plus Variceal band ligation(No direct RCT) · people with liver cirrhosis and previous oesophageal variceal bleeding

The intervention showed no clear difference in beta‐blockers plus Nitrates plus Variceal band ligation(No direct RCT) (low certainty).

1 finding from 1 review

Intervention not reported

Beta‐blockers plus Variceal band ligation(No direct RCT) · people with liver cirrhosis and previous oesophageal variceal bleeding

The intervention showed no clear difference in beta‐blockers plus Variceal band ligation(No direct RCT) (low certainty).

1 finding from 1 review