. Author manuscript; available in PMC: 2010 Jun 11.

Published in final edited form as: Gastroenterology. 2009 Jan 1;136(4):1402–1409. doi: 10.1053/j.gastro.2008.12.060

Table 2.

Baseline characteristics of the patients.

	All (n = 245)	Non-cirrhotic (n=170)	Cirrhotic (n=75)	P value t-test ^* (non-parametric test)
Male: Female, n	149:96	101:69	48:27	0.49
Mean age [years]	50.9 ± 8.9	49.6 ± 8.6	53.8 ± 8.7	0.0006 (0.001)
Race, n (%)
Caucasian	63 (26)	43 (25)	20 (27)	0.08
African American	124 (50)	93 (55)	31 (41)
Hispanic	58 (24)	34 (20)	24 (32)
Mean weight [kg],	82.9 ± 18.2	81.8 ± 8.6	85.5 ± 18.7	0.15 (0.14)
Mean body mass index [kg/m²],	28.9 ± 6.6	28.4 ± 6.3	30.1 ± 7.1	0.08 (0.09)
Mean duration of infection [years]	27.3 ± 8.8	26.4 ± 9.2^@	29.4 ± 7.5^@	0.04 (0.03)
Mean HCV RNA [log₁₀ IU/ml], HCV RNA,	5.9 ± 0.6	5.9 ± 0.7	5.7 ± 0.6	0.013 (0.017)
> 6 log₁₀ IU/ml	99 (40)	81 (48)	18 (24)	0.0005
< 6 log₁₀ IU/ml	146 (60)	89 (52)	57 (76)

For the difference between non-cirrhotic and cirrhotic patients.

We could not estimate the duration of infection in 20 cirrhotic patients and 49 non-cirrhotic patients as explained in Methods.