Table 1.
Prevalence of positivity to vector-borne agents in 557 apparently healthy dogs by Portuguese NUTS region
| Region (n) |
D. immitis (95% CI) |
E. canis (95% CI) |
B. burgdorferi s.l. (95% CI) |
Anaplasma spp. (95% CI) |
L. infantum (95% CI) |
One or more agents (95% CI) |
Mixed agents (95% CI) |
|---|---|---|---|---|---|---|---|
| North (137) | 2.9% (0.8-7.3) | 0.7% (0.0-4.0) | 0.0% (0.0-2.7) | 2.2% (0.5-6.3) | 3.6% (1.2-8.3) | 8.8% (4.6-14.8) | 0.7% (0.0-4.0) |
| Centre (113) | 0.9% (0.0-4.8) | 0.9% (0.0-4.8) | 0.0% (0.0-3.2) | 2.7% (0.6-7.6) | 0.9% (0.0-4.8) | 5.3%* (2.0-11.2) | 0.0% (0.0-3.2) |
| Alentejo (85) | 4.7% (1.3-11.6) | 2.4% (0.3-8.2) | 1.2% (0.0-6.4) | 3.5% (0.7-10.0) | 5.9% (1.9-13.2) | 15.3% (8.4-24.7) | 1.2% (0.0-6.4) |
| Lisbon (126) | 2.4% (0.5-6.8) | 6.3% (2.8-12.1) | 0.0% (0.0-29) | 6.3% (2.8-12.1) | 7.9% (3.9-14.1) | 17.5% (11.3-25.2) | 4.0% (1.3-9.0) |
| Algarve (79) | 5.1% (1.4-12.5) | 13.9%* (7.2-23.5) | 0.0% (0.0-4.6) | 10.1%* (4.5-19.0) | 3.8% (0.8-10.7) | 26.6%* (17.3-37.7) | 5.1% (1.4-12.5) |
| Azores (7) | 0.0% (0.0-41.0) | 0.0% (0.0-41.0) | 0.0% (0.0-41.0) | 0.0% (0.0-41.0) | 0.0% (0.0-41.0) | 0.0% (0.0-41.0) | 0.0% (0.0-41.0) |
| Madeira (10) | 40.0%* (12.1-73.8) | 0.0% (0.0-30.8) | 0.0% (0.0-30.8) | 0.0% (0.0-30.8) | 0.0% (0.0-30.8) | 40.0%* (12.1-73.8) | 0.0% (0.0-30.8) |
| Total (557) | 3.6% (2.2-5.5) | 4.1% (2.6-6.1) | 0.2% (0.0-1.0) | 4.5% (2.9-6.5) | 4.3% (2.8-6.3) | 14.0% (11.2-17.2) | 2.0% (1.0-3.5) |
* Statistically significant difference (p < 0.05) to the corresponding national average value of prevalence.