What do systematic reviews say?

Band ligation vs no intervention

Band ligation probably leads to lower upper gastrointestinal bleeding compared with no intervention (moderate certainty).

• Band ligation versus no intervention for primary prevention of upper gastrointestinal bleeding in adults with… 2019 · Cochrane Headline outcomes only
  RR 0.44 [0.28, 0.72]
  6 studies · 637 participants
  Moderate