Brief Article
Copyright ©2013 Baishideng Publishing Group Co.
World J Hepatol. Apr 27, 2013; 5(4): 214-219
Published online Apr 27, 2013. doi: 10.4254/wjh.v5.i4.214
Table 2 Prevalence of hepatitis B surface antigen seropositivity and population estimates according to age group and gender n (%)
Age groupTotal
Males
Females
95%CIEstimated number95%CIEstimated number95%CIEstimated number
20-29329 (18.1)13.6-22.62580340170 (19.5)13.1-25.91392647159 (16.6)10.5-22.81187693
30-39314 (17.6)13.2-22.01960314163 (20.2)13.6-26.81137688151 (14.9)9.0-20.7822626
40-49252 (16.0)11.2-20.91314240112 (13.4)7.2-19.7567308140 (18.2)11.4-25.1746932
50-59162 (14.3)9.0-19.571578166 (10.1)3.2-16.926515596 (17.2)9.3-25.0450626
60-69638 (14.3)11.4-17.2443882267 (17.6)12.7-22.6254760371 (11.9)8.3-15.5189122
70 and over455 (13.6)10.0-17.3264411178 (12.4)8.1-16.8104217277 (14.4)9.5-19.2160194