Hwang 1994.

Methods	Randomisation: yes Blinding: no Intention to treat: yes Methodological score: 13
Participants	‐ Patients with acute hepatitis C ‐ n = 33 ‐ Arms (IFN/C): 16/17 ‐ RNA + at entry: 16/17 ‐ Excluded: 0/1 ‐ Mean age (y): 53/55 ‐ Male (%): 75/71 ‐ Transfusion (%): 100/100 ‐ Drug abuse (%): 0/0 ‐ Genotype: G1 54%, G2 30%, Other 15% ‐ Mean disease duration (wk): 9/10
Interventions	‐ Schedule: Control: no intervention Experimental: IFN alpha‐2b 3 MU tiw x 3 mo ‐F/U: 12 mo
Outcomes	‐ Biochemical ETR and SR ‐ Virologic ETR and SR
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	B ‐ Unclear