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

From: Lawsonia intracellularis infected enterocytes lack sucrase-isomaltase which contributes to reduced pig digestive capacity

Treatment
  NC PC VAC SEM P value
Pre-challenge, dpi-7–0
 ADG, kg/d 0.70 0.76 0.81 0.064 0.245
 ADFI, kg/d 1.22 1.27 1.36 0.072 0.420
 Gain:Feed 0.47 0.63 0.59 0.059 0.131
dpi 0–7
 ADG, kg/d 1.30a 0.87b 0.93b 0.049 < 0.001
 ADFI, kg/d 2.41a 1.75b 1.99b 0.083 < 0.001
 Gain:Feed 0.54 0.52 0.47 0.027 0.155
dpi 8–14
 ADG, kg/d 1.22a 0.83b 1.10a 0.070 0.001
 ADFI, kg/d 2.72a 2.31b 2.40b 0.095 0.011
 Gain:Feed 0.45a 0.35b 0.46a 0.025 0.005
dpi 15–19
 ADG, kg/d 1.31a 0.45b 1.03a 0.115 < 0.001
 ADFI, kg/d 3.01a 2.03b 2.81b 0.169 0.001
 Gain:Feed 0.46a 0.10b 0.38a 0.084 0.013
dpi 0–19
 ADG, kg/d 1.27a 0.75c 1.02b 0.044 < 0.001
 ADFI, kg/d 2.68a 2.03c 2.35b 0.086 < 0.001
 Gain:Feed 0.48a 0.36b 0.44a 0.017 < 0.001
  1. Data represents 12 pigs/treatment.
  2. dpi: days post-inoculation.
  3. a,b,cMeans with differing superscripts differ significantly at P  <  0.05.