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Table 4 Geographical distribution of seroprevalence to CVBD agents among dogs with clinical signs

From: Countrywide serological evaluation of canine prevalence for Anaplasma spp., Borrelia burgdorferi (sensu lato), Dirofilaria immitis and Ehrlichia canis in Mexico

CVBD-suspect dogs

Region

Dogs

Dogs infected (%) [95 % CI]

Positivity (%) [95 % CI]

Dogs co-infected (%) [95 % CI]

A

Bb

Di

Ec

Northwestern

203

149 (73.39)**

41 (20.19)*

1 (0.49)

14 (6.89)

140 (68.96)**

43 (21.18)*

[66.5–78.8]

[14.8–25.6]

[0.0–01.5]

[0.0–0.0]

[62.6–74.9]

[14.8–26.3]

Northeastern

113

59 (52.21)

14 (12.39)

1 (0.88)

16 (14.16)*

43 (38.05)

13 (11.50)

[42.5–61.1]

[6.2–19.5]

[0.0–2.7]

[8.0–20.4]

[29.2–47.8]

[5.3–17.7]

Northcentral

55

4 (7.27)**

1 (1.81)*

0 (0)

0 (0)*

4 (7.27)**

1 (1.81)*

[1.8–14.5]

[0.0–5.5]

[0.0–0.0]

[0.0–0.0]

[1.8–14.5]

[0.0–5.5]

Western

82

35 (42.68)*

10 (12.19)

0 (0)

1 (1.22)*

35 (42.68)

11 (13.41)

[32.9–53.7]

[6.1–19.5]

[0.0–0.0]

[0.0–3.7]

[31.7–52.4]

[6.1–20.7]

Eastern

70

28 (40.0)*

11 (15.71)

1 (1.43)

5 (7.14)

20 (28.57)*

9 (12.86)

[28.6–51.4]

[7.1–24.3]

[0.0–4.3]

[1.4–12.9]

[18.6–40.0]

[5.7–21.4]

Southcentral

39

12 (30.77)*

2 (5.13)

0 (0)

2 (5.13)

9 (23.08)*

1 (2.56)*

[17.1–46.2]

[0.0–12.8]

[0.0–0.0]

[0.0–12.8]

[10.3–35.9]

[0.0–7.7]

Southwestern

53

27 (50.94)

12 (22.64)

0 (0)

2 (3.77)

25 (47.17)

11 (20.75)

[37.7–64.2]

[11.3–35.8]

[0.0–0.0]

[0.0–9.4]

[34.0–60.4]

[11.3–32.1]

Southeastern

107

70 (65.42)*

15 (14.01)

1 (0.93)

17 (15.89)*

57 (53.27)

19 (17.76)

[56.1–73.8]

[7.5–20.6]

[0.0–3.1]

[9.3–23.4]

[43.0–62.6]

[10.9–25.2]

Mexican states

722

384 (53.18)

106 (14.68)

4 (0.56)

57 (7.89)

333 (46.12)

108 (14.96)

[49.5–56.9]

[12.3–17.3]

[0.1–1.1]

[6.0–10.0]

[42.4–49.7]

[12.3–17.6]

  1. Abbreviations: A Anaplasma spp., Bb Borrelia burgdorferi (sensu lato), Di Dirofilaria immitis, Ec Ehrlichia canis
  2. * Statistically significant difference (P < 0.05); ** Statistically significant difference (P < 0.0001) to the corresponding national average value of prevalence