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Table 1 Observed frequencies of HBsAg positive diagnosis stratified by age and gender among 973 first generation Korean adults screened for hepatitis B in the Inland Empire during 2009-2010

From: Lower than expected hepatitis B virus infection prevalence among first generation Koreans in the U.S.: results of HBV screening in the Southern California Inland Empire

  Male Female
Age (y) HBsAg (+) Sample population Age specific prevalence (%) HBsAg (+) Sample population Age specific prevalence (%)
0-9 0 0 0.0 0 0 0.0
10-19 0 7 0.0 0 4 0.0
20-29 2 18 11.0 0 30 0.0
30-39 2 47 4.0 2 73 3.0
40-49 3 80 4.0 5 145 3.0
50-59 8 107 7.0 2 189 1.0
60-69 4 96 4.0 1 116 1.0
70-79 0 24 0.0 0 26 0.0
80-89 0 4 0.0 0 5 0.0
90-99 0 1 0.0 0 1 0.0
100+ 0 0 0.0 0 0 0.0
Total 19 384 4.9 10 589 1.7