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Table 3 Results of univariable analysis of potential risk factors associated with Toxoplasma gondii seropositivity

From: First report on seroepidemiology of Toxoplasma gondii infection in pigs in Central Ethiopia

Variable category

Number tested

Test Pos. (%)

χ2

P value

Univariable OR (95% CI)

P value

Origin

  

33.9

<0.001

  
 

Bishoftu

246

56 (22.8)

  

1.0

 
 

Ambo

57

19 (33.3)

  

1.7 (0.91-3.17)

0.098

 

Akaki Kaliti

24

11 (45.8)

  

2.87 (1.22-6.76)

0.016

 

Kolfe Keraniho

75

43 (57.3)

  

4.56 (2.64-7.87)

<0.001

Sex

  

0.43

0.511

  
 

Female

240

74 (30.8)

  

1.0

 
 

Male

162

55 (34.0)

  

1.15 (0.75-1.76)

0.511

Age

  

2.27

0.039

  
 

<12 months

170

45 (26.5)

  

1.0

 
 

≥12 months

232

84 (36.2)

  

1.58 (1.02-2.43)

0.039

Management

  

2.18

0.140

  
 

Intensive

334

102 (30.5

  

1.0

 
 

Extensive

68

27 (39.7)

  

1.5 (0.87-2.57)

0.142

Presence of cats

  

0.03

0.864

  
 

No

61

19 (31.2)

  

1.0

 
 

Yes

341

110 (32.3)

  

1.05 (0.58-1.89)

0.864

Presence of dogs

  

16.2

<0.001

  
 

No

157

32 (20.4)

  

1.0

 
 

Yes

245

97 (39.6)

  

2.56 (1.61-4.08)

<0.001

Housing of domestic cats

  

0.26

0.607

  
 

Totally outdoor

138

42 (30.4)

  

1.0

 
 

Mixed*

264

87 (33)

  

1.12 (0.72-1.75)

0.607

Pig feed type

  

26.96

<0.001

  
 

Without animal product

327

86 (26.3)

  

1.0

 
 

With animal product

75

43 (57.3)

  

3.77 (0.24-6.33)

<0.001

Access to cadaver

  

10.22

0.001

  
 

No

230

59 (25.7)

  

1.0

 
 

Yes

172

70 (40.7)

  

1.99 (1.30-3.04)

0.001

Water source

  

0.28

0.599

  
 

Pipe

333

105 (31.5)

  

1.0

 
 

Mixed**

69

24 (34.8)

  

1.16 (0.67-2.0)

0.599

Rodent presence

  

1.35

0.245

  
 

No

12

2 (16.7)

  

1.0

 
 

Yes

390

127 (32.6)

  

2.41 (0.52-1.18)

0.260

  1. * = indoor and outdoor, ** = pipe, river and pond.