Table 1 Growth performance of non-infected pigs (NC), Lawsonia intracellularis inoculated pigs (PC), and vaccinated Lawsonia intracellularis inoculated pigs (VAC)

0.70

0.76

0.81

0.064

0.245

1.22

1.27

1.36

0.072

0.420

0.47

0.63

0.59

0.059

0.131

1.30^a

0.87^b

0.93^b

0.049

< 0.001

2.41^a

1.75^b

1.99^b

0.083

< 0.001

0.54

0.52

0.47

0.027

0.155

1.22^a

0.83^b

1.10^a

0.070

0.001

2.72^a

2.31^b

2.40^b

0.095

0.011

0.45^a

0.35^b

0.46^a

0.025

0.005

1.31^a

0.45^b

1.03^a

0.115

< 0.001

3.01^a

2.03^b

2.81^b

0.169

0.001

0.46^a

0.10^b

0.38^a

0.084

0.013

1.27^a

0.75^c

1.02^b

0.044

< 0.001

2.68^a

2.03^c

2.35^b

0.086

< 0.001

0.48^a

0.36^b

0.44^a

0.017

< 0.001