Table 1 Number of dogs with seroconversion or rising titer during the investigation period / pathogen
| Pathogen | Total | Spring | Autumn | Permethrin | Fipronil | Untreated |
|---|---|---|---|---|---|---|
| A. phagocytophilum | 25 | 12 | 13 | 11 | 6 | 8 |
| B. canis | 6 | 3 | 3 | 2 | 3 | 1 |
| B. burgdorferi s. l. | 20 | 13 | 7 | 7 | 8 | 5 |
| TBEV | 10 | 2 | 8 | 2 | 4 | 4 |
| total | 61 | 30 | 31 | 22 | 21 | 18 |