Table 2. IL-10:IL-17A ratio before and after (mean ± SD) the 28-day intervention period in plasma of children in the intervention, standard, and nature daycares.

Daycare center	Mean before	SD	Mean after	SD	df*	P	Adjusted P†, Wilcoxon paired test
Intervention	0.86	0.50	1.15	0.10	21	0.02‡	0.04‡
Standard	0.93	0.47	1.04	0.44	9	0.81	1
Nature	1.22	0.92	0.96	0.55	9	0.29	0.86

*Degree of freedom. Only donors with both before and after samples were included.

†Benjamini-Hochberg correction.

‡Significant differences are indicated in boldface.