Table 1.

Demographic information on PI-IBS, PI-HV and HV subjects.

	HV	PI-HV	PI-IBS	p value (PI-IBS vs PI-HV)	p value (HV vs. PI-IBS)
N	9	3	8
Male/Female	5/4 (44.4% F)	3/0 (0% F)	1/7 (87.5% F)	0.02	0.29
Age (median years[IQR])	45 [25–50]	61 [28–64]	53 [35–54]	0.37	0.21
IBS-D, n (%)	/	/	2 (25%)
IBS-C, n (%)	/	/	0 (0%)
IBS-A, n (%)	/	/	2 (25%)
IBS-U, n (%)	/	/	4 (50%)

F = female, HV = healthy volunteer, PI-IBS = post-infectious irritable bowel syndrome, PI-HV = post-infectious healthy volunteer, IBS-A = alternating type IBS, IBS-C = constipation predominant IBS, IBS-D = diarrhea predominant IBS, IBS-U = unclassified IBS, IQR = interquartile range. Statistics: Unpaired t-test (Age), Fisher’s exact test (Gender).