Table 1.
Prevalence of the S. japonicum infection in bovine in endemic areas from three nationwide sampling surveys with human prevalence as references [38-40]
| Year | Animal | No. examined | No. positive* | Prevalence (%) | Reference: human prevalence in the same period (%) |
|---|---|---|---|---|---|
| 1989 |
Cattle |
3,203 |
530 |
16.55 |
|
| |
Buffalo |
10,234 |
1,256 |
12.27 |
10.20* |
| |
Total |
13,437 |
1,786 |
13.29 |
|
| 1995 |
Cattle |
3,196 |
229 |
7.17 |
|
| |
Buffalo |
11,347 |
1,088 |
9.59 |
4.89* |
| |
Total |
14,543 |
1,317 |
9.06 |
|
| 2004 |
Cattle |
2,883 |
106 |
3.68 |
|
| |
Buffalo |
6,391 |
298 |
4.66 |
2.51** |
| Total | 9,274 | 404 | 4.36 |
*Based on fecal examination for schistosome eggs.
**Correct positive rate based on serological screening and fecal examination.