Table 1.
PCR-based results showed the infection rates and distribution of Cryptosporidium species in pigs of different collection sites, breeds and age groups
| Factors | No. positive/sample size | Prevalence (%) (95% CI) | Cryptosporidium species (no.) | |
|---|---|---|---|---|
| Collection site | Gongbujiangda County, Tibet | 0/180 | 0 | / |
| Mainling County, Tibet | 3/434 | 0.69 (0–1.47) | C. scrofarum (3) | |
| Sanmenxia, Henan | 1/246 | 0.41 (0–1.21) | C. suis (1) | |
| Kaifeng, Henan | 19/229 | 8.30 (4.70–11.90) | C. suis (11), C. scrofarum (8) | |
| Breed | Tibetan pig | 3/614 | 0.49 (0–1.04) | C. scrofarum (3) |
| Yunan Black pig | 1/246 | 0.41 (0–1.21) | C. suis (1) | |
| Landrace pig | 19/229 | 8.30 (4.70–11.90) | C. suis (11), C. scrofarum (8) | |
| Age group | < 1 month | 1/467 | 0.21 (0–0.63) | C. suis (1) |
| 1–2 months | 21/482 | 4.36 (2.53–6.19) | C. suis (11), C. scrofarum (10) | |
| > 2 months | 1/140 | 0.71 (0–2.13) | C. scrofarum (1) | |
| Total | 23/1089 | 2.11 (1.26–2.97) | C. suis (12), C. scrofarum (11) |