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Table 4 Number and percent of 279 lactating sows from 86 indoor and outdoor English farms with limb lesions by limb and score

From: A cross sectional study of the prevalence, risk factors and population attributable fractions for limb and body lesions in lactating sows on commercial farms in England

 

Wounds

Calluses

Bursitis

Capped hock

 

n

%

n

%

n

%

n

%

Limb

        

   Right fore

18

6.5

222

79.6

31

11.1

  

   Left fore

19

6.8

225

80.6

26

9.3

  

   Right hind

23

8.2

68

24.4

66

23.7

150

53.8

   Left hind

24

8.6

68

24.4

57

20.4

149

53.4

Bilateral

        

   Fore limbs

91

3.2

2162

77.4

203

7.2

  

   Hind limbs

154

5.4

595

21.1

436

15.4

1397

49.8

Score8

        

   Score 0

228

81.8

42

15.0

176

63.1

120

43.0

   Score 1

35

12.5

48

17.2

44

15.8

90

32.3

   Score 2

14

5.0

102

36.6

45

16.1

60

21.5

   Score 3

2

0.7

87

31.2

14

5.0

9

3.2

  1. 1 χ2 = 58.0, df = 1, p < 0.01. 2χ2 = 196.1, df = 1, p < 0.01. 3χ2 = 127.7, df = 1, p < 0.01.
  2. 4χ2 = 88.8, df = 1, p < 0.01. 5χ2 = 196.1, df = 1, p < 0.01. 6χ2 = 118.5, df = 1, p < 0.01.
  3. 7χ2 = 211.3, df = 1, p < 0.01.
  4. 80 = no lesion, 1 = <25%, 2 = 25-50%, 3 = >50% of the size of the closest limb joint
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BMC Veterinary Research

ISSN: 1746-6148

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