| Pathogen associations | Number of TBZ infections |
| Rickettsia spp. + Coxiella | 1 |
| Rickettsia spp. + B. Burgdorferi | 1 |
| Rickettsia + Other Borrelia spp. | 1 |
| Coxiella + E. chaffeensis | 1 |
| Coxiella + B. burgdorferi | 1 |
| A. phagocytophilum + Bartonella spp. | 1 |
| A. phagocytophilum + other Borrelia | 1 |
| A. phagocytophilum + B. burgdorferi | 2 |
| B. burgdorferi + Babesia spp. | 1 |
| B. burgdorferi + Bartonella spp. | 1 |
| B. burgdorferi + other Borrelia spp. | 2 |
| Babesia spp. + other Borrelia spp. | 1 |
| A. phagocytophilum + Bartonella spp. + Borrelia spp. | 1 |
| Coxiella + A. phagocytophilum + B. burgdorferi + Borrelia spp. | 1 |