Table 2.

Spearman correlation between the salivary cortisol concentration and maternal microbiota at delivery.

Genus	ρ	p-Value	Rel. Abund.
Peptoniphilus	−0.36	0.062	3.47 (0.49–9.04)
Finegoldia	−0.43	0.024	2.9 (0.14–13.42)
Lachnoclostridium	0.44	0.023	0.27 (0.05–0.72)
Christensenellaceae_R_7_group	0.37	0.033	0.23 (0.01–0.90)
Corynebacterium_1	−0.66	<0.001	0.17 (0–0.27)
Lawsonella	−0.54	0.003	0.06 (0–0.28)
Staphylococcus	−0.60	0.001	0 (0–0.42)
Lachnospiraceae_UCG_010	0.41	0.017	0 (0–0.13)
Ruminococcus_1	0.42	0.031	0 (0–0.10)
Arcanobacterium	−0.47	0.013	0 (0–0.02)

Spearman correlations were performed separately in vaginal or C-section deliveries in order to avoid its effect on both cortisol concentrations and maternal microbiota. Relative abundance was expressed as the median of percentage (interquartile range) of total reads obtained for each fecal sample.