Table 5.

Multiple regression analysis for the relative amount of variation explained in the piglet microbiome on day 21 (weaning).

Variable	Partial R2	Model R2	P
Piglet day 10	0.5862	0.5862	< 0.0001
Piglet day 3	0.0215	0.6077	0.0434
Birth canal	0.0126	0.6203	0.1162
Colostrum	0.0060	0.6263	0.2810
Piglet day 0	0.0047	0.6310	0.3419
Empty crate	0.0004	0.6314	0.7693
Full crate	0.0004	0.6318	0.7775