Table 1.

Total number and percentage of activated natural killer (NK) cells at baseline and after oral administration of a product comprising lactobacilli supplemented with larch arabinogalactan and colostrum in healthy controls and patients with IBS.

	Patients with IBS			Healthy Controls			IBS vs. Healthy
	Baseline	After	p, Baseline vs. After	Baseline	After	p, Baseline vs. After	p, Baseline	p, After
Total number of NK cells	15.3 ± 1.5 (5.5–31.1)	14.2 ± 1.5 (6–28.7)	0.269	16.1 ± 1.2 (8.1–25.5)	14.6 ± 1.2 (5.1–25.7)	0.073	0.673	0.845
HLA-DR+ NK cells (%)	14.5 ± 0.9 (9.3–23.6)	15 ± 1.1 (7.6–26.4)	0.681	4.9 ± 0.6 (1.3–9.9)	7.1 ± 0.7 (2.6–13.5)	0.03	<0.001	<0.001

Results are presented as mean ± SD (range).