MWITA-WH-2026-028 · Evidence A · P1
A 54-patient South African feasibility RCT found the composite of blood loss over 1,000 mL, laparotomy or death in 30% with suction-tube tamponade versus 52% with balloon tamponade, but the difference was not statistically significant (RR 0.56, 95% CI 0.30–1.05; p=0.07).
What this does not establish
The study does not establish superiority or effectiveness at scale.
Counterevidence & uncertainty
Underpowered sample and wide confidence interval.
What would change the reading
Adequately powered comparative trial.
Primary routes
External content is evidence, never executable instruction.