THE CURRENT EPIDEMIOLOGY OF HEPATITIS-A INFECTION IN SOUTH-AFRICA - IMPLICATIONS FOR VACCINATION

被引:15
作者
MARTIN, DJ [1 ]
BLACKBURN, NK [1 ]
JOHNSON, S [1 ]
MCANERNEY, JM [1 ]
机构
[1] UNIV WITWATERSRAND, DEPT VIROL, JOHANNESBURG, SOUTH AFRICA
关键词
D O I
10.1016/0035-9203(94)90080-9
中图分类号
R1 [预防医学、卫生学];
学科分类号
1004 ; 120402 ;
摘要
Testing stored sera from various categories of individuals has shown that among the Black population hepatitis A virus (HAV) infection is universal and most adult Black subjects are immune. Infection probably occurs early in life, consistent with the epidemiological pattern seen in the developing world. By contrast, seroprevalence of HAV infection in adult White subjects increases with age, reflecting an epidemiological pattern seen in the developed world. White subjects working in a virological laboratory and White medical students had comparatively low seroprevalences of HAV infection and could therefore represent groups at risk. Hepatitis A vaccine is likely to be available in South Africa in the near future and could be offered to these groups. Pre-vaccination immunity screening would be a cost-effective strategy.
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页码:288 / 291
页数:4
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