Cimino 1991.

Methods	Allocation concealment: unclear. Blinding: no. Intention to treat: yes. Methodological score: 12.
Participants	NAIVE PATIENTS WITH CHRONIC HEPATITIS C Arms: n=33/33 Excluded: 0/0 Mean age: 51/48 % males: 36/46 % transfusion: NDA % drug abuse: NDA % cirrhosis: 61/48 Genotypes: NDA Disease duration: NDA
Interventions	Experimental: Alfa‐2a IFN 3 MU TIW x 6 mo Control : no intervention Follow‐up: 4 mo
Outcomes	‐ biochemical ETR and SR
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	B ‐ Unclear