Table 3.
Percentage of positive samples for ChPV/TuPV according to chicken/turkey flock age.
| Broiler chickens | Breeders | Layer hens | Turkeys | ||||
|---|---|---|---|---|---|---|---|
| Wks | Number of positive samples | Wks | Number of positive samples | Wks | Number of positive samples | Wks | Number of positive samples |
| 1–7 w | 624/838a (74.46)b | 1–7 w | 295/398 (74.12) | 3–28 w | 73/156 (46.79) | 0–5 w | 22/24 (91.67) |
| 8–20 w | 376/702 (53.56) | 8–20 w | 160/401 (39.90) | 29–59 w | 39/120 (35.00) | 6–20 w | 24/24 (100.00) |
| ≧21 w | 41/82 (50.00) | ≧21 w | 117/677 (17.28) | 60–72 w | 0/12 (0.00) | 20–40 w | 24/24 (100.00) |
| ≧40 w | 0/12 (0.00) | ||||||
| Total | 1,041/1,622 (64.18) | 572/1,476 (38.75) | 112/288 (38.89) | 70/84 (83.33) | |||
a
Positive/total number of ChPV/TuPV detected.
b
Percentage of flocks positive for ChPV/TuPV.