# Table 2 Basic farm characteristics among the 3 farm clusters

Â

Cluster

Total

1 (nâ€‰=â€‰24)

2 (nâ€‰=â€‰10)

3 (nâ€‰=â€‰9)

nâ€‰=â€‰43

Variable

n (%)

n (%)

n (%)

n (%)

Farm typeâ€‰=â€‰farrow to feeder

13 (54.2)

5 (50.0)

4 (44.4)

22 (51.2)

Herd size (number of sows)

â€ƒ<103

1 (4.2)**

2 (20.0)

8 (88.9)**

11 (25.6)

â€ƒ103â€“635

13 (54.2)

7 (70.0)

1 (11.1)*

21 (48.8)

â€ƒ>635

10 (41.7)**

1 (10.0)

0 (0.0)*

11 (25.6)

Number of sows per caretaker

â€ƒ<58

1 (4.2)**

2 (20.0)

9 (100.0)**

12 (27.9)

â€ƒ58â€“147

12 (50.0)

8 (80.0)*

0 (0.0)**

20 (46.5)

â€ƒ>147

11 (45.8)**

0 (0.0)*

0 (0.0)*

11 (25.6)

Breeding unit room size (number of sows)

â€ƒ<20

0 (0.0)

1 (10.0)

2 (22.2)

3 (7.0)

â€ƒ20â€“50

7 (29.2)

3 (30.0)

1 (11.1)

11 (25.6)

â€ƒ>50

17 (70.8)*

5 (50.0)

2 (22.2)*

24 (55.8)

â€ƒall sows in the same room

0 (0.0)*

1 (10.0)

4 (44.4)**

5 (11.6)

Gestation unit room size (number of sows)

â€ƒ<50

2 (8.3)*

3 (30.0)

6 (66.7)**

11 (25.6)

â€ƒ50â€“151

13 (54.2)

6 (60.0)

2 (22.2)

21 (48.8)

â€ƒ>151

9 (37.5)*

1 (10.0)

1 (11.1)

11 (25.6)

Gestation unit group size â‰¥11 sows

12 (50.0)

7 (70.0)

1 (11.1)*

20 (46.5)

Gestation unit floor space per sow (m2)

â€ƒ<3

18 (75.0)**

0 (0.0)**

2 (22.2)

20 (46.5)

â€ƒ3â€“3.7

5 (20.8)

3 (30.0)

4 (44.4)

12 (27.9)

â€ƒ>3.7

1 (4.2)**

7 (70.0)**

3 (33.3)

11 (25.6)

Farrowing pen size â‰¥5.26m2

2 (8.3)**

6 (60.0)*

4 (44.4)

12 (27.9)

1. Categories that are statistically significantly over-represented (bold) or under-represented in the cluster than in the overall frequency are specified as * (pâ€‰<â€‰0.05) and ** (pâ€‰<â€‰0.01). Table 1 presents detailed variable information