Table 4.

Endoscopic Ultrasonography Measurement of Esophageal Wall Thickness

Variable		aEE (n=16)	EoE (n=25)	p-value	AUC	95% CI
Ut	TSM	1.4 (1.2–1.7)	1.7 (1.5–2.1)	0.038†	0.677	0.512–0.843
	TWT	2.0 (1.8–2.1)	2.2 (1.8–2.8)	0.193	0.590	0.414–0.766
	Muscular layer	0.6 (0.5–0.8)	0.6 (0.4–0.8)	0.355	0.409	0.229–0.589
	TSM/TWT	0.71 (0.65–0.75)	0.71 (0.70–0.81)	0.091*	0.630	0.457–0.803
Mt	TSM	1.7 (1.2–1.8)	2.0 (1.6–2.2)	0.101	0.676	0.503–0.849
	TWT	2.3 (2.0–2.5)	2.8 (2.4–3.0)	0.051*	0.701	0.532–0.871
	Muscular layer	0.7 (0.5–0.8)	0.7 (0.5–1.1)	0.279	0.496	0.319–0.673
	TSM/TWT	0.74 (0.64–0.75)	0.75 (0.67–0.81)	0.795	0.601	0.428–0.774
Lt	TSM	2.0 (1.7–2.4)	2.6 (2.4–3.3)	<0.001‡	0.809	0.673–0.945
	TWT	3.0 (2.6–3.2)	3.6 (3.2–4.4)	0.001‡	0.811	0.676–0.947
	Muscular layer	0.9 (0.7–1.0)	1.0 (0.7–1.4)	0.396	0.438	0.394–0.751
	TSM/TWT	0.67 (0.63–0.76)	0.75 (0.69–0.82)	0.059*	0.665	0.492–0.838

Data are presented as median (interquartile range).

aEE, asymptomatic esophageal eosinophilia; EoE, eosinophilic esophagitis; AUC, area under the curve; CI, confidence interval; Ut, upper part of the thoracic esophagus; Mt, middle part of the thoracic esophagus; Lt, lower part of the thoracic esophagus; TSM, thickness from surface to submucosal layer; TWT, total esophageal wall thickness.

*p<0.1, ^†p<0.05, ^‡p<0.01.