Hepatitis Research and Treatment / 2012 / Article / Tab 3

Clinical Study

Hepatitis B Infection in Microbiology Laboratory Workers: Prevalence, Vaccination, and Immunity Status

Table 3

Anti-HBs status of completely vaccinated participants in relation to time since vaccination ( ).

Vaccination time
(years elapsed)
Anti-HBsAb titers ( mIU/mL)Percentage of subjects with
Anti-HBsAb > 100 mIU/mL
P value (chi square test)
<1010–100>100

<5 years (N = 2)002 100%
5–10 years (N = 17)737 41.2%0.071
>10 years (N = 15)285 33.4%

Total91114 41.2%

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