You are here Home Resources Handbook tables Handbook tables Table. Protective neutralising antibody levels for JEspect in vaccinated people in Europe Listen Print Share Twitter Facebook Email Region 6 months after vaccination 12 months after vaccination 24 months after vaccination Central Europe39,40 95% 83% 48% Western and northern Europe18 83% 58% 48% Related diseases Japanese encephalitis Page history Last updated 19 May 2022 Last reviewed 19 May 2022 Is there anything wrong with this page? Help us improve the Australian Immunisation Handbook What you were doing? (required) What went wrong? (required) Leave this field blank