Chiu 1990.

Methods	Randomised: yes, by random number table. Concealment: method not described. Double‐blind: no. Description of withdrawals/dropouts: no. Length of FU: until discharge. Jadad score: 2/5.
Participants	Country: Taiwan. Diagnosis of bleeding: by endoscopy. Source of bleeding: all confirmed or unconfirmed varices. Endoscopy: performed in all patients prior to randomisation. Diagnosis of cirrhosis: histological or clinical. 54 patients. Child's A = 6%, B = 35%, C = 59%. Alcoholic cirrhosis = 26%
Interventions	Terlipressin versus vasopressin. Rx1: terlipressin 2 mg iv every 4 h for 12 h then if no more bleeding, 1 mg iv every 4 h for another 20 h. R x 2: vasopressin 0.4 U/min iv infusion for 12 h then if no more bleeding, 0.2 U/min for another 20 h. Time from admission to treatment: unknown. Initial sclerotherapy: none.
Outcomes	1. Mortality at discharge. 2. Failure of initial haemostasis at 24 h. 3. Rebleeding at seven days. 4. Procedures required for haemostasis: NR. 5. Blood transfusions: NR. 6. LOS: NR.
Notes	Source of funding: unknown.
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	B ‐ Unclear