The roles of HLA-DQB1 gene polymorphisms in hepatitis B virus infection

Table 4 Meta-analysis of HLA-DQB1 polymorphisms and hepatitis B virus clearance

First author	Year	Ethnicity	Total		Genotyping method	Refs
First author	Year	Ethnicity	Spontaneous clearance	Chronic HBV infections	Genotyping method	Refs
Zhang	2015	Chinese (Uygur)	80	110	PCR-SSP	[18]
Cho	2008	Koreans	80	384	PCR-SBT	[24]
Liu	2007	Chinese (Han)	100	168	PCR-SSP	[25]
Zhu	2007	Chinese (Han)	133	151	PCR-SSP	[20]
Jiang	2003	Chinese (Han)	30	52	PCR-SSP	[28]
Thio	1999	African American	60	31	PCR-SSP	[29]
Chen	1996	Caucasian	119	58	PCR-SSO	[23]

HBV hepatitis B virus, Refs references, PCR polymerase chain reaction, SSP single specific primer, SBT sequenced-based typing, SSO sequence-specific oligonucleotide

ISSN: 1479-5876