Table 2.
Pathogen-specific parameter estimates for B. burgdorferi and A. phagocytophila based on a one-month time unit. All estimates are obtained from Matser et al. (2009). Note, however, that estimates for pA and vA provided in Matser et al. (2009) assume that same host species for all tick stages.
| Parameter | Description | Borellia burgdorferi | Anaplasma phagocytophila |
|---|---|---|---|
| rA | Transovarial transmission probability | 0–0.01 | 0–0.01 |
| pL | Probability of systemic transmission from small host to larva | 0.1–0.9 | 0.2–0.83 |
| pN | Probability of systemic transmission from small host to nymph | 0.1–0.9 | 0.015–0.2 |
| pA | Probability of systemic transmission from small host to adult | 0 | 0.01–0.6 |
| vL | Probability of systemic transmission from larva to small host | 0.6–0.99 | 0.041–0.2 |
| vN | Probability of systemic transmission from nymph to small host | 0.6–0.99 | 0.041–0.2 |
| vA | Probability of systemic transmission from adult to large host | 0 | 0.041–0.2 |
| η | Co-feeding transmission probability | 0.2–0.8 | 0.01–0.211 |
| γh | Recovery probability for small hosts | 1/40–6/7 | 1/67–6/7 |
| γH | Recovery probability for large hosts | – | 1/67, 6/7 |