Table 1. Four GWASs identifying SNPs associated with PEG-IFN/RBV therapy.

	Ge et al.4	Suppiah et al.5	Tanaka et al.6	Rauch et al.7
Year	2009	2009	2009	2010
Ancestry	Caucasian/African/Hispanic	Caucasian	Japanese	Caucasian
Number of patients	1137	293	142	465
SNP	rs12979860	rs8099917	rs8099917	rs8099917
Odds ratio	3.1	1.98	12.1	5.20
p value	1.21×10−28	7.06×10−8	3.11×10−15	5.47×10−8
HCV genotype	1	1	1	1, 2, 3, 4