Table 4 Seroprevalence of chlamydial infection in dairy cattle with different numbers of pregnancies in Guangzhou, southern China examined by indirect hemagglutination assay (IHA)
From: Seroprevalence of chlamydial infection in dairy cattle in Guangzhou, southern China
No. pregnancy | No. examined | No. positive | Prevalence (%) |
|---|---|---|---|
0 | 60 | 3 | 5.0 |
1 | 72 | 6 | 8.33 |
2 | 64 | 4 | 6.25 |
3 | 40 | 4 | 10.0 |
4 | 66 | 5 | 7.58 |
5 | 37 | 4 | 10.81 |
6 | 44 | 2 | 4.55 |
≥ 7 | 17 | 1 | 5.88 |
Total | 400 | 29 | 7.25 |