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Seroprevalence of MG antibody in relation to flock size.
| Flock size (No. of birds/flock) | Number of sera tested | Number of positive samples | Prevalence | P value % |
|---|---|---|---|---|
| 1300-1600 | 88 | 50 | 56.82 | 0.868NS |
| 1700-2000 | 111 | 70 | 63.06 | |
| 2300-2700 | 150 | 94 | 62.66 | |
| 3000-4200 | 214 | 149 | 69.63 |
NS=Not significant (p>0.05), MG=Mycoplasma gallisepticum
