Table 1. Patient population.
| Age (years) | Number (M/F)* | # (%) CAg+ | # (%) Mf+ |
| 1975 | |||
| <1–5 | 53 (21/32) | 15/51 (29) | 8/47 (17) |
| 6–10 | 56 (28/28) | 21/56 (38) | 10/56 (18) |
| 11–15 | 47 (19/28) | 19/47 (40) | 9/47 (19) |
| 16–20 | 28 (8/20) | 8/28 (29) | 5/26 (19) |
| 21–30 | 36 (15/21) | 19/36 (53) | 11/36 (31) |
| 31–40 | 52 (27/25) | 34/52 (65) | 22/50 (44) |
| 41–50 | 29 (14/15) | 17/29 (59) | 13/29 (45) |
| 51–60 | 34 (15/19) | 22/33 (67) | 19/33 (58) |
| >60 | 34 (16/18) | 19/32 (59) | 13/32 (41) |
| 1992 | |||
| <1 | ND** | ND | ND |
| 1–5 | 44 (31/13) | 1/44 (2) | 0/39 (0) |
| 6–10 | 82 (44/38) | 16/80 (20) | 3/77 (4) |
| 11–15 | 92 (56/36) | 10/92 (11) | 3/89 (3) |
| 16–20 | 78 (34/44) | 3/78 (4) | 0/76 (0) |
| 21–30 | 72 (34/38) | 11/72 (15) | 4/69 (6) |
| 31–40 | 45 (23/22) | 5/45 (11) | 1/45 (2) |
| 41–50 | 42 (24/18) | 10/41 (24) | 2/41 (5) |
| 51–60 | 49 (24/25) | 14/49 (29) | 4/48 (8) |
| >60 | 49 (26/23) | 18/49 (37) | 7/46 (15) |
*
Number of patients relates to the number for whom Wb123 serology was done; the number of patients for whom Mf and CAg were done is shown in their respective columns.
**
Not done.