Table 4.

Overview of seroprotection rates against HBV infection in different age groups after vaccination with 3 doses of recombinant hepatitis B vaccines within the first year of life

Age years	% Seroprotection*	Region	Reference
1	92	Palestine	This study
1	90	Alaska	38
2–6 years
4–6	86	Germany	36
4–5	85	Germany	37
5	83	Taiwan	39
2–6	76	Palestine	This study
6	50	Hawaii	35
5	41	Alaska	38
2.5	40	Micronesia	19
7–12 years
12	81	Hong Kong	42
7–9	78	Germany	36
7	71	Taiwan	49
10.5	64	Italy	25
6–10	56–65	Thailand	50
10–11	58	Iran	24
7–12	53	Palestine	This study
12	37	Taiwan	49
13–18 years
13–19	40	Palestine	This study
16–18	38	Saudi Arabia	43
15.5	7	Micronesia	19

^*Anti-HBs titer ≥10 mIU/mL.