Table 3.
Positive rates of PCV3 and PCV2 in different types of swine samples during 2020–2022.
| Sample type | PCV2 positive rate positive/total (%) | PCV3 positive rate positive/total (%) | Coinfection rate positive/total (%) |
|---|---|---|---|
| Heart | 0/5 (0%) | 1/5 (20%) | 0/5 (0%) |
| Lung | 8/33 (24.24%) | 10/33 (30.30%) | 3/33 (9.09%) |
| Liver | 1/7 (14.29%) | 0/7 (0%) | 0/7 (0%) |
| Spleen | 14/37 (37.84%) | 17/37 (48.65%) | 4/37 (10.81%) |
| Kidney | 5/29 (17.24%) | 7/29 (24.14%) | 2/29 (6.90%) |
| Lymph node | 8/20 (40%) | 9/20 (45%) | 2/20 (10%) |
| Intestine | 1/6 (16.67%) | 1/6 (16.67%) | 0/6 (0%) |
| Nose swabs | 2/11 (18.18%) | 4/11 (27.27%) | 1/11 (9.09%) |
| Serum | 29/109(26.61%) | 37/109 (33.94%) | 11/109 (10.09%) |
| Total | 68/257 (26.46%) | 86/257 (33.46%) | 23/257 (8.95%) |