. Author manuscript; available in PMC: 2020 Mar 1.

Published in final edited form as: Ann Allergy Asthma Immunol. 2018 Dec 19;122(3):296–301. doi: 10.1016/j.anai.2018.12.013

Table 2.

Comparison of patients with and without seasonal flares of eosinophilic esophagitis histologic activity

	Documented flare (n = 13)	No documented flare (n = 769)	P

Demographics
Age at diagnosis (mean years ± SD)	32.3 ± 15.4	26.4 ± 18.5	0.16
Gender (n, %)	11 (85)	515 (67)	0.24
Race (n, %)	11 (85)	612 (80)	0.52

Any atopic disease (n, %)	11 (85)	316 (43)	0.01
Asthma	2 (15)	180 (23)	0.75
Food allergy	8 (61)	199 (29)	0.03

Symptoms (n, %)^†
Dysphagia	12 (19)	544 (71)	0.13
Heartburn	9 (69)	285 (38)	0.78
Chest pain	9 (69)	73 (10)	0.07
Abdominal pain	1 (8)	160 (21)	0.34

Endoscopy (n, %)^†
Normal	0 (0)	94 (12)	0.39
Rings	12 (92)	344 (45)	0.001
Stricture	8 (62)	165 (22)	0.002
Furrows	10 (77)	454 (59)	0.26
Exudates	8 (62)	280 (37)	0.08

Histology
Mean peak eos/HPF ± SD^‡	70.2 ± 18.6	78.6 ± 72.2	0.73

^†

Symptom and endoscopic comparisons are for baseline findings

^‡

Mean peak eos/HPF ± SD: mean peak eosinophils per high-power field