Table 1 Relationship between ages of pigs and frequency of PEV-9 by RT-PCR
From: Prevalence of porcine enterovirus 9 in pigs in Middle and Eastern China
Age of pigs | Number of samples analysed | Number of positive samples (%) |
|---|---|---|
<10 weeks | 120 | 11 (9.2) |
10-15 weeks | 119 | 12 (10.1) |
16-20 weeks | 105 | 9 (8.6) |
>20 weeks | 103 | 5 (4.9) |
Total | 447 | 37 (8.3) |