. 2018 Mar 23;60:18. doi: 10.1186/s13028-018-0374-8

Table 2.

The average daily weight gain of the study pigs at different timepoints during the study

Timepoint	Vaccine		Control		Mean difference (SE)*	P-value*
Timepoint	n	Average daily weight gain g/day (SD)	n	Average daily weight gain g/day (SD)	Mean difference (SE)*	P-value*
Weaning-delivery	842	325.1 (123.1)^#	905	306.0 (123.3)^#	14.8 (6.0)	0.013
Delivery-slaughter	800	938.6^§	800	907.7^§	30.9 (7.4)^§	< 0.001

Vaccinated piglets received an oral dose of L. intracellularis vaccine at the age of 2 weeks; control pigs were untreated

n number of pigs

^#Descriptive data, * based on the statistical models, ^§ imputed data