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Table 6 Multivariable model for live born piglets in the next farrowing including DN/SN, year and parity with random sow effect, during the period 2013–2016 (N = 2,039)

From: The effect of double nursing, an alternative nursing strategy for the hyper-prolific sow herd, on herd performance

Factor

Category

Coefficient

95% CI

Count

Previous nursing type

SN

reference

 

1,791

DN

−0.95

−1.36–−0.52

248

Year of previous weaning

2013

0.17

−0.19–0.54

638

2014

0.32

0.00–0.64

784

2015

reference

 

617

Previous parity

2

1.12

0.60–1.65

442

3

1.37

0.85–1.89

424

4

1.23

0.70–1.75

378

5

0.96

0.43–1.49

325

6

0.80

0.26–1.33

283

7

reference

 

187