Brief Articles
Copyright ©2009 The WJG Press and Baishideng.
World J Gastroenterol. Feb 21, 2009; 15(7): 849-852
Published online Feb 21, 2009. doi: 10.3748/wjg.15.849
Table 3 HBsAg and anti-HBs prevalence in different study groups
Study groupsNo. casesPrevalence (%)
HBsAg-positiveantiHBs-positive
Schoolchildren41048 (11.8)87 (21.2)
Students66658 (8.7)247 (37.2)
Military50054 (10.6)124 (24.7)
Casual blood donors1286115 (8.9)293 (22.8)
Voluntary blood donors37836 (9.6)112 (29.7)
Pregnant women64047 (7.3)232 (36.3)
Total3880358 (9.5)1095 (28.7)