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

Published in final edited form as: Neurogastroenterol Motil. 2010 Nov 23;23(3):208–e111. doi: 10.1111/j.1365-2982.2010.01633.x

Table 3.

Manometric data in the different groups of subjects. Data are expressed as median (interquartile range) unless otherwise specified.

	Controls	EoE patients	GERD patients	p (Kruskal Wallis test)

Expiratory EGJ pressure (mmHg)	15 (9–22)	18 (8–31)^†	10 (5–18)^*	0.04

Inspiratory EGJ pressure (mmHg)	21 (16–28)	23 (14–40)	20 (11–28)	0.24

IRP (mmHg)	8.4(6.1–10)	7.8 (6.2–10.9)	7.3 (4.4–9.4)	0.17

Normal peristalsis (n)	10 (9–10)	8 (3–10)^*	7 (2–9)^*	<0.01

Failed peristalsis (n)	0 (0–0)	0 (0–2)^*	0 (0–1)^*	<0.01

Weak peristalsis (n)	0 (0–1)	1 (0–2)^*^†	2 (1–6)^*	<0.01

Pressurization				<0.01^**
• Pan-esophageal
Number of subjects (%)	0 (0%)	8 (17%)^¶^‡	1 (2%)^¶
• Compartmentalized distal
Number of subjects (%)	0 (0%)	9 (19%)^¶^‡	5 (10%)^¶

EGJ Esophagogastric junction; IRP Integrated Relaxation Pressure

p<0.05 vs healthy volunteers (Mann Whitney test)

^†

p<0.05 vs GERD patients (Mann Whitney test)

^**

Chi square test

^¶

p<0.05 vs healthy volunteers (Chi square test)

^‡

p<0.05 vs GERD patients (Chi square test)