Table 1. Description of the sample of inflammatory bowel disease cases and controls enrolled in the study (children 10 to 17 years of age).

	UC (33)	CD (34)	Gastro Ctrls (65)	Healthy Ctrls (102)
Sex	F 15; M 18	F 16; M 18	F 27; M 38	F 45; M 57
Age	14 (12–16)	15 (14–16)	12 (11–15)	13 (11–14)

F: Females; M: Males; UC: Ulcerative colitis; CD: Crohn’s disease; Gastro Ctrls: gastroenterological controls; Healthy Ctrls: Healthy controls. Age is expressed in years as median and interquartile range in parenthesis.