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Table 5 Prevalence of tick-borne pathogens in tick species collected from hosts in Bulgaria, 2012

From: The diversity of tick-borne bacteria and parasites in ticks collected from the Strandja Nature Park in south-eastern Bulgaria

Species

Number of ticks

Number of positive/tested ticks (%) [95% CI]

L

N

M

F

Total

Rickettsia spp.

Anaplasma phagocytophilum

Borrelia burgdorferi

Babesia spp.

Ixodes spp.

12

16

0

1

29

14/29 (48.28)

[31.39–65.57]

1/29 (3.45)

[0–18.63]

0/29 (0)

I. ricinus

52

55

3

19

129

23/36 (63.89)

[47.52–77.58]

47/129 (36.43)

[28.62–45.03]

14/129 (10.85)

[6.46–17.51]

1/129 (0.78)

[0–4.69]

Hyalomma spp.

0

0

0

1

1

27/49 (55.1)

[41.31–68.12]

1/1 (100)

[16.75–100]

0/1 (0)

1/1 (100)

[16.75–100]

Hy. marginatum

0

0

21

2

23

0/16 (0)

0/16 (0)

1/16 (6.25)

[0–30.31]

Hy. aegypticum

0

0

17

1

18

0/18 (0)

0/18 (0)

0/18 (0)

Hy. anatolicum

0

0

2

0

2

0/2 (0)

0/2 (0)

0/2 (0)

Hy. excavatum

0

0

0

4

4

0/4 (0)

0/4 (0)

0/4 (0)

Hy. scupense

0

0

0

1

1

0/1 (0)

0/1 (0)

0/1 (0)

Dermacentor marginatus

0

0

0

2

2

1/2 (50.00)

[9.45–90.55]

0/2 (0)

0/2 (0)

0/2 (0)

Rhipicephalus spp.

1

12

0

1

14

7/114 (6.14)

[2.79–12.35]

0/14 (0)

0/14 (0)

0/14 (0)

R. bursa

0

0

31

38

69

3/69 (4.35)

[0.99–12.52]

0/69 (0)

3/69 (4.35)

[0.99–12.52]

R. sanguineus

0

3

16

13

32

0/32 (0)

0/32 (0)

0/32 (0)

R. rossicus

0

0

1

1

2

0/2 (0)

0/2 (0)

0/2 (0)

R. turanicus

0

0

0

1

1

0/1 (0)

0/1 (0)

0/1 (0)

Total

65

86

91

85

327

58/201 (28.86)

[23.02–35.48]

65/327 (19.88)

[15.9–24.56]

15/327 (4.59)

[2.74–7.49]

6/327 (1.83)

[0.75–4.04]

  1. Abbreviations: CI confidence interval, F females, L larvae, N nymphs, M males
  2. All tested samples were CNM-negative