Rapid Communication
Copyright ©2006 Baishideng Publishing Group Co.
World J Gastroenterol. Oct 21, 2006; 12(39): 6349-6354
Published online Oct 21, 2006. doi: 10.3748/wjg.v12.i39.6349
Table 4 The manometry and impedance evaluation based on pathologic gastroesophageal reflux (mean ± SD)
SwallowPathologicreflux (+)Pathologicreflux (-)P
Manometry
LES pressure (mmHg)All21.9 ± 9.528.8 ± 9.5NS
Distal esophageal amplitude (mmHg)Liquid113.6 ± 60.6133.8 ± 78.5a< 0.05
Viscous113.2 ± 69.7134.1 ± 79.1a< 0.05
Impedance
TBTT (s)Liquid6.7 ± 1.56.6 ± 1.5NS
Viscous7.0 ± 1.07.1 ± 1.6NS
Bolus transit rate (%)Liquid91 ± 1486 ± 16NS
Viscous73 ± 2170 ± 30NS