Table 1: Frequency of anti-Anaplasma phagocytophilum antibodies in equine serum evaluated by RIFI in the State of Rio de Janeiro. Brazil.

MESOREGIONS seroreaction TOTAL(%) MUNICIPALITIES seroreaction TOTAL(%) PROPERTIES seroreaction TOTAL(%)
Positive (%) Negative (%) Positive(%) Negative(%) Positive(%) Negative(%)
Metropolitan 16 (2.6)a 83 (13.6) 99 (16.2) Rio de Janeiro 11 (1.8)a 80 (13.1) 91 (14.9) PEC- PM3 8 (1.3)a 33 (5.4) 41 (6.7)
RPMont 3 (0.5)c 47 (7.7) 50 (8.2)
Tanguá 5 (0.8)c 3 (0.5) 8 (1.3) GM Treinamentos 5 (0.8)bc 3 (0.5) 8 (1.3)
Mountain 33 (5.4)a 118 (19.3) 151 (24.7) Friburgo 16 (2.6)a 35 (5.7) 51 (8.3) Vale do Marmelo 17 (2.8)a 83 (13.6) 100 (16.4)
Teresópolis 17 (2.8)a 83 (13.6) 100 (16.3) Haras Verde e Preto 16 (2.6)a 35 (5.7) 51 (8.3)
Lakes 16 (2.6)a 84 (13.7) 100 (16.3) Rio Bonito 15 (2.5)a 62 (10.0) 77 (12.6) Haras Toca do Ururau 1 (0.2)c 9 (1.5) 10 (1.6)
Criatório JGO 4 (0.6)c 26 (4.2) 30 (4.9)
Rancho dos Amigos 8 (1.3)a 7 (1.2) 15 (2.5)
Haras Bacaxá 2 (0.3)c 20 (3.3) 22 (3.6)
Silva Jardim 1 (0.2)c 22 (3.6) 23 (3.8) Haras Juturnaíba 1 (0.2)c 22 (3.6) 23 (3.8)
North 14 (2.3)a 81 (13.2) 95 (15.5) Campos 12 (1.9)a 53 (8.7) 65 (10.6) Hvet-UENF 4 (0.6)c 7 (1.2) 11 (1.8)
Rancho Elba 4 (0.6)c 17 (2.8) 21 (3.4)
Sítio Cajueiro 0 (0.0)c 18 (2.9) 18 (3.0)
Curral -UENF 4 (0.6)c 11 (1.8) 15 (2.5)
S. Fco. do Itabapoana 0 (0.0)c 10 (1.6) 10 (1.6) Central S Francisco 0 (0.0)c 10 (1.6) 10 (1.6)
Cardoso Moreira 2 (0.3)c 18 (2.9) 20 (3.3) Sítio Trapiche 3 (0.5)c 18 (2.9) 21 (3.4)
Northwest1 9 (1.5)b 49 (8.0) 58 (9.5) Itaperuna 5 (0.8)c 27 (4.4) 32 (5.2) Marambaia 1 (0.2)c 9 (1.5) 10 (1.6)
Sítio Água Santa 3 (0.5)c 13 (2.1) 16 (2.6)
Sítio Alto Limoeiro 0 (0.0)c 5 (0.8) 5 (0.8)
Natividade 4 (0.6)c 22 (3.6) 26 (4.2) Sítio dos Palmares 3 (0.5)c 13 (2.1) 16 (2.6)
Sítio Pau-Ferro 1 (0.2)c 9 (1.5) 10 (1.6)
South Fluminense 36 (5.9)a 73 (11.9) 109 (17.8) Vassouras2 8 (1.3)b 15 (2.5) 23 (3.8) Haras Olympo 8 (1.3)a 15 (2.4) 23 (3.8)
Valença 1 (0.2)c 11 (1.8) 12 (2.0) Rancho da Cachoeira 1 (0.2)c 11 (1.8) 12 (2.0)
Barra do Pirai 15 (2.5)a 24 (3.9) 39 (6.4) Jorge Lima Carvalho 2 (0.4)c 6 (1.0) 8 (1.3)
Sitio S Joao Batista 0 (0.0)c 2 (0.3) 2 (0.3)
Rancho Tropa de Elite 0 (0.0)c 2 (0.3) 2 (0.3)
Sergio Righ 1 (0.2)c 4 (0.6) 5 (0.8)
Fazenda Aterrado 5 (0.8)bc 5 (0.8) 10 (1.6)
Haras FRF 2 (0.3)c 3 (0.5) 5 (0.8)
Haras Ponto do Retiro 5 (0.8)b 2 (0.3) 7 (1.2)
Paulo de Frontin 12 (1.9)a 23 (3.8) 35 (5.7%) Herdade das Palmas 5 (0.8)b 6 (1.0) 11 (1.8)
Haras Pedro Valente 3 (0.5)c 16 (2.6) 19 (3.1)
Haras Ana C. Batista 4 (0.6)c 1 (0.2) 5 (0.8)
TOTAL 124 (20.3%) 488 (79.7%) 612 (100) TOTAL 124 (20.3) 488 (79.7) 612 (100) TOTAL 124 (20.3) 488 (79.7) 612 (100)

Equal letters in the same column do not differ statistically with a 95% confidence interval. 1P= 0.0130 [χ2=16.1515 (95% CI: 1.1381-5.7780)] e (Rr<0.001).2P=0.002 [χ2=39.3755 (95% CI: 3.8338-13.8467)] e (Rr<0.001).3P<0.0001 [χ2=87.8745 (95% CI: 1.5349-86.4092)] e (Rr<0.001).