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Table 5 Multivariable model of parity, stillborn piglets and mummified piglets on farrowing duration

From: Relationship between piglets’ survivability and farrowing kinetics in hyper-prolific sows

Variable

Farrowing Duration (min)*

Adjusted R2

Estimate

SEM

Confidence interval

Lower limit

Upper limit

Intercept

183.41

60.76

61.58

305.23

0.35

Parity

28.91

18.75

−8.67

66.49

Stillborn piglets (n)

27.98

11.98

3.96

52.00

Mummified piglets (n)

67.08

25.65

15.65

118.50

  1. This analysis was performed with 58 sows
  2. *The dependent variable was transformed to fit the normal distribution. The non-transformed data are presented in this table