Table 2 Effects of group and parity class on sows’ condition (Least square means, RSD^a, P-values)

Sow live weight, kg

 Housing-in

271.7

270.8

245.9^a

269.0^b

299.0^c

14.5

0.728

<.0001

 Housing-out

234.0

235.8

208.3^a

232.0^b

264.4^c

18.9

0.492

<.0001

Body condition score^d

 Housing-in

3.86

3.84

3.92

3.75

3.88

0.33

0.741

<.0001

 Housing-out

2.92

2.89

2.75^a

2.79^b

3.17^c

0.41

0.904

<.0001

Difference in backfat thickness Housing-in to -out, mm

 Anterior

3.76

4.71

4.99

4.11

3.60

2.40

0.061

0.196

 Middle

2.91

3.26

3.69

2.96

2.62

1.17

0.353

0.136

 Posterior

3.00

3.33

3.98^a

3.00^a,b

2.51^b

1.84

0.351

0.037