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

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

First author Year Ethnicity Total Genotyping method Refs
Spontaneous clearance Chronic HBV infections
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]
  1. HBV hepatitis B virus, Refs references, PCR polymerase chain reaction, SSP single specific primer, SBT sequenced-based typing, SSO sequence-specific oligonucleotide