Table 1. The distribution of the number of positive samples per farm in the Chlamydiaceae and C. gallinacea PCR.
| Number of positive samples per farm in C. gallinacea PCR (n = 5 per farm) | ||||||||
|---|---|---|---|---|---|---|---|---|
| 0 | 1 | 2 | 3 | 4 | 5 | total | ||
| Number of positive samples per farm in Chlamydiaceae PCR (n = 5 per farm) | 0 | 67 | 6 | 1 | 0 | 0 | 0 | 74 |
| 1 | 2 | 6 | 1 | 1 | 0 | 0 | 10 | |
| 2 | 2 | 3 | 1 | 2 | 2 | 0 | 11 | |
| 3 | 0 | 2 | 1 | 3 | 0 | 1 | 7 | |
| 4 | 0 | 0 | 2 | 1 | 3 | 1 | 6 | |
| 5 | 0 | 0 | 0 | 1 | 3 | 30 | 34 | |
| total | 71 | 17 | 6 | 8 | 8 | 32 | 142* | |
* The results of 142 farms are shown. From seven farms one or more samples showed inhibition. From two farms only four samples could be tested. The results of these nine farms are not shown in the table, but the farm level results were used in the analysis.