Table 3 1997/1998 age and antigen prevalence
Age group | No. negative | No. positive | positive (%) |
|---|---|---|---|
3 to 10 | 201 | 11 | 5.19 |
11 to 15 | 346 | 11 | 3.08 |
16 to 20 | 702 | 21 | 2.90 |
21 to 30 | 1116 | 46 | 3.96 |
31 to 40 | 642 | 45 | 6.55 |
41 to 50 | 368 | 20 | 5.15 |
51 to 60 | 211 | 24 | 10.21 |
61 to 70 | 123 | 15 | 10.87 |
70+ | 46 | 6 | 11.54 |
Grand total | 4154 | 209 | 4.8 |