Table 3.

P-values of the effects 'PPDS-status' and 'mammary gland location' on the occurrence of different bacteria species in samples from PPDS-affected and non-affected sows (n = 112)

	PPDS status	Mammary gland location
E. coli	0.13	0.13
Staph. aureus	0.18	0.02
Staph. hyicus	0.33	0.01
Staph. spp.*	0.04	0.14
Enterococcus spp.	0.16	0.15
Klebsiella spp.	0.23	0.51
others*	0.18	0.19

significant effects (≤ 0.05) in bold

* all Staph. species but Staph. aureus and Staph. hyicus

** Aerococcus spp., Enterobacter spp., Escherichia spp., Lactobacillus spp., Leuconostoc spp., Raoultella spp., Streptococcus spp.