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Table 4 Seasonal differences in prevalence of A. phagocytophilum in I. ricinus

From: Anaplasma phagocytophilum prevalence in ticks and rodents in an urban and natural habitat in South-Western Slovakia

Site

 

Spring-early summer

Late summer-autumn

  
  

% (pos/ex)

95 % CI

% (pos/ex)

95 % CI

χ 2

P

Bratislava

Nymphs

5.7 (62/1085)

4.3–7.1

2.4 (6/251)

0.8–4.4

4.662

0.031

 

Females

12.7 (38/300)

8.7–17.0

8.6 (5/58)

1.7–15.5

0.753

0.386

 

Males

10.4 (39/376)

7.2–13.6

6.4 (3/47)

0.0–14.9

 

0.603a

 

Total

7.9 (139/1761)

6.7–9.1

3.9 (14/356)

2.0–5.9

6.928

0.008

Fúgelka

Nymphs

1.6 (23/1481)

0.9–2.2

4.2 (6/144)

1.4–7.6

 

0.037a

 

Females

5.4 (14/257)

3.1–8.6

7.4 (2/27)

0.0–18.5

 

0.655a

 

Males

8.0 (26/325)

5.2–11.1

0.0 (0/23)

-

 

0.239a

 

Total

3.1 (63/2063)

2.3–3.8

4.1 (8/194)

1.5–7.2

0.666

0.414

  1. Spring-early summer, April-end of June; Late summer-autumn, end of July-October; (pos/ex), number of positive/number of examined; 95 % CI, confidence interval; χ 2, goodness-of-fit test; P, significance level
  2. aFisher’s exact test was used to compare prevalence between spring and autumn because the condition of χ 2 goodness-of-fit test was not fulfilled