TABLE 1.
Serological survey for antibodies to group C rotavirus in South African populations with a recombinant ELISAa
| Age range (yrs)a | Cohort
|
Total
|
||||||
|---|---|---|---|---|---|---|---|---|
| Ga-Rankuwa
|
Schmidtsdrift
|
Vendaland
|
||||||
| No. of subjects | No. positive (%) | No. of subjects | No. positive (%) | No. of subjects | No. positive (%) | No. of subjects | No. positive (%) | |
| 1–5 | 6 | 1 (16.7) | 25 | 8 (32) | 31 | 9 (29) | ||
| 6–10 | 55 | 9 (16.4) | 71 | 27 (38.0) | 174 | 30 (17.2) | 300 | 66 (22) |
| 11–15 | 60 | 13 (21.7) | 31 | 11 (35.5) | 149 | 42 (28.2) | 240 | 66 (27.5) |
| 16–20 | 67 | 18 (26.9) | 7 | 2 (28.6) | 24 | 6 (25) | 98 | 26 (26.5) |
| Subtotal | 188 | 41 (21.8) | 134 | 48 (35.8) | 347 | 78 (22.5) | 669 | 167 (24.9) |
| 21–30 | 80 | 35 (43.8) | 29 | 14 (48.3) | 186 | 83 (44.6) | 295 | 132 (44.7) |
| 31–40 | 44 | 23 (52.3) | 43 | 15 (34.9) | 62 | 28 (45.2) | 149 | 66 (44.3) |
| 41–50 | 27 | 11 (40.7) | 20 | 11 (55) | 15 | 8 (53.3) | 62 | 30 (48.4) |
| 51–60 | 15 | 6 (40) | 7 | 4 (57.1) | 2 | 1 (50) | 24 | 11 (45.8) |
| 61–70 | 27 | 12 (44.4) | 8 | 2 (25) | 5 | 4 (80) | 40 | 18 (45) |
| >70 | 15 | 6 (40) | 4 | 1 (25) | 3 | 1 (33) | 22 | 8 (36.4) |
| Subtotal | 208 | 93 (44.7) | 111 | 47 (42.3) | 273 | 125 (45.8) | 592 | 265 (44.8) |
| Total | 396 | 134 (34) | 245 | 95 (38.8) | 620 | 203 (32.7) | 1,261 | 432 (34.4) |
a
Not all ages for all individuals were recorded.