Makris 1991.

Methods	Allocation concealment: unclear. Blinding: no. Intention to treat: yes. Methodological score: 12.
Participants	NAIVE HEMOPHILIACS WITH CHRONIC HEPATITIS C Arms: 10/8 Excluded: 1/0 Mean age: 38/38 % males: 100/100 % transfusion: 100/100 % drug abuse: 0/0 % cirrhosis: 10/12 Genotypes: NDA Disease duration: NDA
Interventions	Experimental: Alfa‐2b IFN 1 MU TIW x 1 mo; 2 MU TIW x 1 mo; 3 MU TIW x 10 mo Control: no intervention Follow‐up: 15 mo
Outcomes	‐ biochemical ETR ‐ liver histology
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	B ‐ Unclear