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Table 1 Apparent seroprevalence of Encephalitozoon cuniculi in Finnish pet rabbits in various suspected risk-factor subgroups

From: Seroprevalence of Encephalitozoon cuniculi and Toxoplasma gondii antibodies and risk-factor assessment for Encephalitozoon cuniculi seroprevalence in Finnish pet rabbits (Oryctolagus cuniculus)

Factor

Subgroup

Total (n)a

Seropositive (n)

Prevalence (%)

ORb (95% CIc)

P valued

Age with a 3-year cut-off

< 3 year

129

29

22.5

Refe

 

≥ 3 year

89

36

40.4

2.3 (1.3–4.2)

0.005

Sex

Female

107

34

31.8

Ref

 

Male

111

30

27.0

0.8 (0.4–1.4)

0.442

Neutered

Yes

89

26

29.2

0.9 (0.6–1.9)

0.918

No

126

36

28.6

Ref

 

Breed

Mixed breed

62

19

30.6

1.3 (0.7–2.6)

0.464

Dwarf LOP

55

19

34.5

1.6 (0.8–3.1)

0.224

Other

110

28

25.5

Ref

 

Bought from a breeder

Yes

127

34

26.8

0.9 (0.5–1.6)

0.636

No

84

25

29.8

Ref

 

Usage

Pet

146

43

29.5

1.1 (0.6–2.1)

0.767

Breeding or hobby

62

17

27.4

Ref

 

Living as a house rabbit

Yes

147

41

27.9

0.9 (0.5–1.7)

0.700

No

69

21

30.4

Ref

 

Housing

Multi-rabbit household

104

22

21.2

0.5 (0.3–0.9)

0.032

One- or two-rabbit household

82

29

35.4

Ref

 

Meets other rabbits

Yes

128

29

22.7

0.5 (0.3–0.9)

0.016

No

87

33

37.9

Ref

 

Cats in the family

Yes

58

18

31.0

1.1 (0.6–2.1)

0.761

No

166

48

28.9

Ref

 

Whole summer outdoors

Yes

35

17

48.6

3.1 (1.4–6.8)

0.004

No

133

31

23.3

Ref

 

Given wild plants daily

Yes

55

16

29.1

1.0 (0.5–2.0)

0.911

No

159

45

28.3

Ref

 

Ever given salads

Yes

191

51

26.7

0.4 (0.2–0.9)

0.027

No

22

11

50.0

Ref

 

Given root vegetables daily

Yes

110

26

23.6

0.6 (0.3–1.0)

0.050

No

109

39

35.8

Ref

 

Given twigs daily

Yes

63

23

36.5

1.6 (0.9–3.0)

0.149

No

154

41

26.6

Ref

 

Given vegetables daily

Yes

45

15

33.3

1.3 (0.6–2.6)

0.505

No

170

48

28.2

Ref

 

Given herbs daily

Yes

20

6

30.0

1.0 (0.4–2.8)

0.981

No

195

58

29.7

Ref

 

Given fruits daily

Yes

30

6

20.0

0.6 (0.2–1.4)

0.212

No

185

58

31.4

Ref

 

Neurological signsf

Yes

11

6

54.5

3.2 (0.9–11.1)

0.063

No

177

48

27.1

Ref

 

Toxoplasma seropositivity

Yes

7

3

42.9

2.0 (0.4–8.9)

0.392

No

230

64

27.8

Ref

 
  1. an = number of rabbits
  2. bOR = Odds ratio obtained with unconditional logistic regression analysis associations between the factor and being E. cuniculi seropositive
  3. cCI = confidence interval
  4. dWald’s P value for OR
  5. eRef = reference group
  6. fAt least once in the rabbit’s lifetime
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Acta Veterinaria Scandinavica

ISSN: 1751-0147