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Table 2 Prevalence of tick-borne pathogens as detected by PCR in 76 cervids and 65 wild boars from Centre and southern Portugal

From: Molecular detection of tick-borne bacteria and protozoa in cervids and wild boars from Portugal

Idependent variable/category

Cervus elaphus & Dama dama

 

Sus scrofa

 

No. (%)

Anaplasma spp.

Theileria spp.

No. (%)

Anaplasma spp.

Theileria spp.

% of positive

95 % CI

% of positive

95 % CI

% of positive

95 % CI

% of positive

95 % CI

District

76

ND*

 

ND*

 

65

ND*

 

ND*

 

 Castelo Branco

27 (35.5)

59.3a

38.8–77.6

44.4

25.5–64.7

4 (6.2)

0

0–60.2

0.0

0.0–60.2

 Portalegre

1 (1.3)

100

2.5–100

100

2.5–100

15 (23.1)

0

0–21.8

0.0

0.0–21.8

 Lisboa

3 (3.9)

66.7

9.4–99.2

66.7

9.4–99.2

16 (24.6)

0

0–20.6

0.0

0.0–20.6

 Évora

15 (23.1)

0

0–21.8

0.0

0.0–21.8

 Beja

45 (59.2)

31.1a

18.2–46.7

42.2

27.7–57.9

15 (23.1)

13.3

1.66–40.5

20.0

4.3–48.1

Age

61

P = 0.309

 

P = 0.607c

 

62

P = 1

 

P = 0.545

 

 Adult

50 (82.0)

40.0

26.4–54.8

46.0

31.8–60.7

42 (67.7)

4.8

0.6–16.2

7.1

1.5–19.5

 Young

11 (18.0)

18.2

2.3–51.8

54.5

23.4–83.3

20 (32.3)

0

0–16.8

0.0

0.0–16.8

Gender

69

P = 0.618b

 

P = 0.025d

 

63

P = 0.493

 

P = 1

 

 Female

37 (53.6)

37.8

22.5–55.2

32.4

18.0–49.8

45 (71.4)

2.2

0.1–11.8

4.4

0.5–15.2

 Male

32 (46.4)

43.8

26.4–62.3

59.4

40.7–76.3

18 (28.6)

5.6

0.1–27.3

5.6

0.1–27.3

Total

76

43.4

32.1–55.3

44.7

33.3–56.6

65

3.1

0.4–10.7

4.6

1.0–12.9

  1. a χ 2 = 5.50, df = 1, P = 0.019
  2. b χ 2 = 0.25, df = 1
  3. c χ 2 = 0.26, df = 1
  4. d χ 2 = 5.03, df = 1
  5. ND* Statistically significant difference(s) not confirmed after pairwise comparisons