Patterns/mechanisms | Eastern Norway | Pattern/conclusion | Western Norway | Z or t | P |
---|---|---|---|---|---|
Cases (sum 2006–2015) | |||||
Lyme disease | 96 | < | 133 | 2.09 | 0.041 |
Anaplasmosis sheep | 0 | < | 194 | ||
Anaplasmosis cattle | 0 | < | 134 | ||
Babesiosis cattle | 3 | < | 214 | 2.97 | 0.004 |
Population sizes | |||||
Humans | 648,071 | > | 107,542 | -4.50 | < 0.001 |
Sheep (registered ewes) | 4324 | < | 24,728 | 6.05 | < 0.001 |
Cattle (outfield grazing) | 4963 | < | 22,697 | 6.91 | < 0.001 |
Population densities (mean) | |||||
Humans | 74.76 | > | 5.73 | 4.31 | < 0.001 |
Sheep | 0.49 | < | 1.32 | -3.30 | 0.002 |
Cattle | 0.56 | < | 1.21 | -2.88 | 0.006 |
Incidence (mean) | |||||
Lyme disease (per 100,000) | 1.49 | < | 12.41 | 6.12 | < 0.001 |
Anaplasmosis sheep (per 10,000) | 0 | < | 7.90 | ||
Anaplasmosis cattle (per 10,000) | 0 | < | 5.83 | ||
Babesiosis cattle (per 10,000) | 0.72 | < | 9.32 | 4.38 | < 0.001 |
Nymphal tick abundance (per 20 m2) | 1.36 | < | 5.78 | 2.08 | 0.038 |
Pathogen prevalence in nymphs | |||||
B. burgdorferi (s.l.) | 11.4% | ≥ | 11.3% | -1.364 | 0.172 |
A. phagocytophilum | 1.0% | < | 4.5% | -5.346 | < 0.001 |