Table 2.
Relationship between the presence of infectious bronchitis virus (IBV), as detected by reverse-transcription PCR, in breast muscles and deep pectoral myopathy in broilers1
| Group |
|||
|---|---|---|---|
| IBV | Case2 (%) | Control3 (%) | Total (%) |
| Positive | 47.83 (11/23) | 43.75 (7/17) | 47.5 (18/40) |
| Negative | 52.17 (12/23) | 56.25 (10/17) | 52.5 (22/40) |
| Total | 100 (23/23) | 100 (17/17) | 100 (40/40) |
1
χ2, CI = 95% (P > 0.05).
2
Case group: chickens with deep pectoral myopathy.
3
Control group: chickens without deep pectoral myopathy.