. Author manuscript; available in PMC: 2015 Apr 1.

Published in final edited form as: Clin Gastroenterol Hepatol. 2013 Sep 11;12(4):589–596.e1. doi: 10.1016/j.cgh.2013.09.008

Table 4.

Prevalence of EoE in the study database^*

		Primary EoE case definition (at least one 530.13 code)		Restrictive EoE case definition (>1 code + exclusions)

	Source population	EoE cases n (%)	Prevalence (per 100,000)	EoE cases n (%)	Prevalence (per 100,000)
Age group
<20^†	3,587,571	1,813 (27.8)	50.5	1,348 (29.9)	37.6
20-64	7,981,646	4,700 (72.2)	58.9	3,167 (70.1)	39.7
Sex
Male	5,544,574	4,257 (65.4)	76.8	2,978 (66.0)	65.9
Female	6,024,643	2,256 (34.6)	37.4	1,537 (34.0)	34.0
Region
East	2,226,470	1,054 (16.2)	47.3	715 (15.8)	32.1
South	4,529,151	2,507 (38.5)	55.4	1,739 (38.5)	38.4
Midwest	3,569,432	2,567 (39.4)	71.9	1,809 (40.1)	50.7
West	1,244,164	385 (5.9)	30.9	252 (5.6)	20.3

Overall prevalence	11,569,217	6,513 (100)	56.3	4,515 (100)	39.0

Data calculated for the time frame July 1, 2009 through June 30, 2011 for those enrolled continuously for 24 months

^†

Children were defined as age < 20 years for purposes of standardization in 5 year increments of age