Table 2 Prevalence of hepatitis markers among the participants grouped according to their age
Age group | HBsAg | anti-HBs | anti-HBc | ||||||
|---|---|---|---|---|---|---|---|---|---|
No. positive/no.tested | % | 95%CI | No. positive/no.tested | % | 95%CI | No. positive/no.tested | % | 95%CI | |
Children | |||||||||
6 mos – <5 yrs | 0/432 | 0.0% | 0.0-1.1 | 424/432 | 98.1% | 96.2-99.1 | 0/432 | 0.0% | 0.0-1.1 |
Adolescent | |||||||||
16-20 yrs | 7/124 | 5.6% | 2.3-11.3 | 22/124 | 17.7% | 11.5-25.6 | 11/124 | 8.9% | 4.5-15.3 |
Adult (n = 370) | |||||||||
21-29 yrs | 2/124 | 1.6% | 0.2-5.7 | 34/124 | 27.4% | 19.8-36.2 | 22/124 | 17.7% | 11.5-25.6 |
30-39 yrs | 5/123 | 4.1% | 1.3-9.2 | 39/123 | 31.7% | 23.6-40.7 | 27/123 | 22.0% | 15.0-30.3 |
40-49 yrs | 5/123 | 4.1% | 1.3-9.2 | 34/123 | 27.6% | 20.0-36.4 | 26/123 | 21.1% | 14.3-29.4 |
Total | 19/926 | 2.0% | 1.3-3.2 | 553/926 | 59.7% | 56.5-62.9 | 86/926 | 9.2% | 7.5-11.3 |