Table 1 Comparison of manometric methods
Conventional pull-through manometryConventional sleeve manometryHigh-resolution manometry
CostInexpensiveInexpensiveExpensive
ExecutionRelatively elaborate and time consumingRelatively elaborate and time consumingRelatively simple and fast
InterpretationRequires experienceRequires experienceRelatively easy
Measuring LOS function and relaxationLimitedYesYes
Measuring UOS function and relaxationNoLimitedYes