Table 1.

Comparison of costs in the first two years after ileal pouch-anal anastomosis among patients who developed pouchitis and those who did not

	Patients without pouchitis (n=287)		Patients with pouchitis (n=260)		p-value
Year 1 Costs	Mean	SD	Mean	SD
Total costs	$14,284	$27,713	$18,128	$28,616	0.064
Inpatient admission	$5,292	$18,187	$6,727	$18,944	0.508
Emergency Department	$252	$1,173	$758	$7,547	0.001
Outpatient physician’s office	$2,761	$9,450	$2,766	$6,785	0.471
Pouchoscopy	$61	$279	$279	$747	0.106
Pharmacy	$2,055	$4,694	$2,549	$4,370	0.588
Antibiotic-specific	$8	$77	$8	$51	0.369
Biologics	$772	$4,016	$503	$3,014	0.075
Aminosalicylates	$46	$236	$194	$714	0.066
Immunomodulators	$8	$77	$8	$51	0.369
Steroids	$11	$110	$44	$355	0.073
Year 2
Total costs	$10,898	$25,952	$21,617	$38,739	<0.001
Inpatient admission	$2,780	$13,688	$7,148	$21,335	0.630
Emergency Department	$162	$729	$1,593	$16,825	<0.001
Outpatient physician’s office	$1,923	$5,396	$2,822	$11,395	0.015
Pouchoscopy	$91	$366	$291	$650	0.716
Pharmacy	$2,219	$5,121	$3,403	$6,088	0.084
Antibiotic-specific	$11	$89	$14	$80	0.220
Biologics	$936	$4,907	$889	$4,406	0.251
Aminosalicylates	$68	$472	$203	$715	<0.001
Immunomodulators	$11	$89	$14	$80	0.039
Steroids	$18	$150	$93	$725	0.004