Table 1.
Farm no. | No. of samples | No. of PCR-positive samples | % positive | Mean no. of GE ± SD | Median no. of GE | No. of associated Q fever cases |
---|---|---|---|---|---|---|
1 | 14 | 2 | 14.3 | 0.79 ± 2.1 | 0 | 0 |
2 | 14 | 6 | 42.9 | 1.71 ± 3.2 | 0 | 0 |
3 | 20 | 19 | 95 | 117 ± 295 | 8 | 0 |
4 | 30 | 29 | 96.7 | 21.6 ± 23.9 | 11 | 5 |
5 | 64 | 54 | 84.4 | 34,273 ± 194,514 | 7 | 7 |
6 | 111 | 56 | 50.5 | 7.32 ± 24.5 | 1 | 2 |
7 | 138 | 108 | 78.3 | 107,491 ± 589,519 | 27 | 4 |
GE, genome equivalents; SD, standard deviation.