Table 1.

Characteristics of the studies regarding hepatitis B vaccine response in different populations.

			Total
First author	Year	Ethnicity	R	NR	Genotype method	NOS	Refs
Desombere I	1998	Caucasians	100	46	PCR-SSO	8	[7]
Wu TW	2013	Taiwanese	510	171	PCR-SBT	9	[35]
Sakai A	2016	Japanese	418	156	PCR-SSO	9	[27]
Nishida N	2018	Japanese	1009	94	Array assay	9	[22]
Wang LY	2019	Taiwanese	207	152	PCR-SBT	9	[32]
Chung S	2019	Korean	233	48	PCR-SBT	8	[5]