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. Author manuscript; available in PMC: 2010 Jun 25.
Published in final edited form as: J Gastrointest Surg. 2009 Aug 12;13(12):2219–2225. doi: 10.1007/s11605-009-0975-7

Table 4.

Characterization of Individual Swallows Among Functional Obstruction Subtypes

Esophageal contraction Subject Group
Post-
Fundoplication
Dysphagia
Idiopathic
Functional
EGJ Obstruction
Normal (%) 15(19%) 33 (21%)
Hypotensive peristalsis (%) 1 (1%) 9 (6%)
Absent peristalsis (%) 1 (1%) 10 (6%)
Hypertensive peristalsis (%) 0 13 (8%)
Spasm (%) 0 5 (3%)
Panesophageal pressurization (%) 0 4 (3%)
Max-IBP > 30 mmHg (%) 63 (79%) 86 (54%)