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 1 Impedance parameters of the liquid and viscous swallows by the manometric diagnosis (mean ± SD)
Impedance parameterBolus transit rate (%)
TBTT (s)
LiquidViscousLiquidViscous
Normal88 ± 1872 ± 28d6.5 ± 1.37.6 ± 1.5d
IEM59 ± 16b61 ± 27bd7.4 ± 1.6b8.3 ± 1.4bd
Nutcracker esophagus98 ± 8b98 ± 5bd6.0 ± 1.2b6.9 ± 1.4bd
Scleroderma9 ± 14b3 ± 5b--
Achalasia5 ± 10b0b--