The Reliability of Pharyngeal High Resolution Manometry with Impedance for Derivation of Measures of Swallowing Function in Healthy Volunteers

Table 3

Test-retest reliability of Primary Study versus Repeat Study for the 1st and 2nd analysis. Data are average ICC [range ICC].

	ICC Primary Study versus Repeat Study
	1st analysis	2nd analysis
Contractility
PhPP	0.22 [0.03–0.41]	0.24 [0.02–0.59]
PhCI	0.24 [0.05–0.42]	0.15 [0.05–0.24]
hPP	0.61 [0.41–0.93]	0.59 [0.23–0.96]
UBP	0.94 [0.93–0.95]	0.94 [0.93–0.96]
UPP	0.49 [0.43–0.63]	0.47 [0.28–0.57]
UCI	0.67 [0.61–0.72]	0.62 [0.54–0.67]
Intrabolus pressure
PhIBP	0.73 [0.67–0.86]	0.75 [0.68–0.82]
hIBP	0.80 [0.63, 0.93]	0.80 [0.66–0.94]
UIRP	0.80 [0.71–0.88]	0.79 [0.65–0.88]
Flow timing
PhDCL	0.86 [0.65–0.96]	0.89 [0.82–0.95]
hDCL	0.79 [0.70–0.84]	0.61 [0.15–0.84]
hFI	0.91 [0.89–0.93]	0.91 [0.84–0.95]
Global function
Swallow Risk Index	0.75 [0.65–0.89]	0.80 [0.69–0.87]