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Table 2 Descriptive statistics of pen and pig hygiene scoring for both grower and finishing pigs. C indicates Control treatment and ES Extra Straw treatment. Identical Farm number indicates that the farm produced both grower and finisher pigs

From: Impact of amount of straw on pig and pen hygiene in partly slatted flooring systems

Farm

Treatment

n

Slatted floor area hygiene score

Solid floor area hygiene score

n

Pig hygiene score

0

1

2

3

4

median

n

0

1

2

3

4

median

1

2

3

Npigs

median

 

Growers

      
 

C

164

140

12

8

3

1

0

156

150

13

1

0

0

0

1823

1807

16

0

164

1

 

ES

164

142

7

7

0

0

0

156

150

4

2

0

0

0

1743

1735

6

2

161

1

G1

 

96

94

2

0

0

0

0

96

85

11

0

0

0

0

1149

1140

9

0

96

1

G2

 

128

93

16

15

3

1

0

128

121

4

3

0

0

0

1350

1335

13

2

133

1

G4

 

96

95

1

0

0

0

0

96

94

2

0

0

0

0

1067

1067

0

0

96

1

G1

C

48

48

0

0

0

0

0

48

39

9

0

0

0

0

573

567

6

0

48

1

G1

ES

48

46

2

0

0

0

0

48

46

2

0

0

0

0

576

573

3

0

48

1

G2

C

68

45

11

8

3

1

0

68

65

2

1

0

0

0

721

711

10

0

68

1

G2

ES

60

48

5

7

0

0

0

60

56

2

2

0

0

0

629

624

3

2

65

1

G4

C

48

47

1

0

0

0

0

48

46

2

0

0

0

0

529

529

0

0

48

1

G4

ES

48

48

0

0

0

0

0

48

48

0

0

0

0

0

538

538

0

0

48

1

 

Finishers

      
 

C

373

346

23

4

0

0

0

373

332

35

3

1

2

0

3842

3716

95

31

377

1

 

ES

352

289

41

15

5

2

0

352

325

22

3

1

1

0

4104

3998

89

17

357

1

F2

 

233

229

3

1

0

0

0

233

225

8

0

0

0

0

3019

2993

24

2

236

1

F3

 

95

90

5

0

0

0

0

95

81

13

1

0

0

0

1044

1036

6

2

95

1

F4

 

159

98

41

14

4

2

0

159

125

25

4

2

3

0

1407

1293

86

28

159

1

F5

 

238

218

15

4

1

0

0

238

226

11

1

0

0

0

2476

2392

68

16

244

1

F2

C

126

123

2

1

0

0

0

126

120

6

0

0

0

0

1380

1367

12

1

127

1

F2

ES

107

106

1

0

0

0

0

107

105

2

0

0

0

0

1639

1626

12

1

109

1

F3

C

51

49

2

0

0

0

0

51

41

9

1

0

0

0

559

553

4

2

51

1

F3

ES

44

41

3

0

0

0

0

44

40

4

0

0

0

0

482

480

2

0

44

1

F4

C

79

65

13

1

0

0

0

79

66

9

1

1

2

0

695

631

45

19

79

1

F4

ES

80

33

28

13

4

2

0

80

59

16

3

1

1

0

712

662

41

9

80

1

F5

C

117

109

6

2

0

0

0

117

105

11

1

0

0

0

1205

1162

34

9

120

1

F5

ES

121

109

9

2

1

0

1

121

121

0

0

0

0

0

1271

1230

34

7

124

1

  1. Solid and slatted floor area was scored on a 5 graded scale, 0 indicating no soiling/blocking. For each score above 0, 25% of the Solid/Slatted floor was considered soiled/blocked. Pig hygiene was scored on a 3 graded scale, 1–3. Score 1 indicate maximum of 20% soiled body surface, score 2; maximum 50% soiled body surface, score 3; more than 50% soiled body surface. Soiling of body surface was scored on one of the pig sides according to Welfare Quality (2009)