. Author manuscript; available in PMC: 2012 Apr 1.

Published in final edited form as: J Pediatr Gastroenterol Nutr. 2011 Apr;52(4):437–441. doi: 10.1097/MPG.0b013e3181f97209

TABLE 2.

Characteristics of IBD Database Patients

		Reference Group^* (N = 346)		Toxin A/B Positive (N = 29)

		Mean	SD	Mean	SD	P value	CI₉₅
Age (years)		14.4	3.8	13.1	4.5	0.12	(−0.31 – 2.81)



		N	%	N	%	P value

Sex

	Male	169	49	16	55	0.51
	Female	177	51	13	45	0.51

IBD Type

	UC	81	23	5	17	0.46
	CD	225	65	19	65
	IC	40	12	5	17

Reference group consists of patients in our center’s IBD database who did not test positive for Toxin A/B during the study period.

IBD = inflammatory bowel disease; SD = standard deviation; CI₉₅ = 95% confidence interval; UC = Ulcerative colitis; CD = Crohn’s disease; IC = Indeterminate colitis