Table 1.

A summary of the effects of Peg-IFN-α-2a vs. IFN-α-2a. From Zeuzem et al. [22].

End of Treatment Response	Peg-IFN-α-2a Group		IFN-α-2a Group
	No. Patients completed treatment = 223		No. Patients completed treatment = 161
	No. Patients completed follow-up = 206		No. Patients completed follow-up = 154
	No.	% (95% CI)	No.	% (95% CI)
		Response at week 48
Virological	185	69 (63-75)	73	28 (22-33)
Biochemical	123	46 (40-52)	104	39 (33-46)
Both virological and biochemical	109	41 (35-47)	65	25 (20-30)
		Response at week 72
Virological	103	39 (33-45)	50	19 (14-24)
Biochemical	120	45 (39-51)	65	25 (20-30)
Both virological and biochemical	101	38 (32-44)	46	17 (13-23)

IFN = Interferon, Peg-IFN = pegylated-Interferon