Journal of Neurogastroenterology and Motility : eISSN 2093-0887 / pISSN 2093-0879

Table. 2.

Study Protocols for Esophageal High-resolution Manometry

Variables n (%) or median (range)
Position
Supine 7 (21.9)
Sitting 25 (78.1)a
Semi-recumbent 2 (9.4)a
Swallows
Volume (mL) 5 (2-20)
Number (times) 10 (10-15)
Interval between swallows (seconds) 30 (10-40)
Utilization of provocation test 16 (50.0)
All patients 7 (21.9)
Selected patients 9 (28.1)
Provocation test
Multiple rapid swallows 16 (50.0)
Rapid drink challenges 9 (28.1)
Viscous swallow 4 (12.5)
Solid swallow 1 (3.1)

aOne center performed the test in both supine and sitting position, and another center performed the test in both sitting and semi-recumbent position.

J Neurogastroenterol Motil 2021;27:347~353 https://doi.org/10.5056/jnm20217
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