TABLE 2.

Spearman rank correlation of HRM parameters vs perception score

		Normal			EGJOO
Parameter	SR Corr.	Liquid	Semisolid	Solid	Liquid	Semisolid	Solid
DCI	r	0.248	0.228	−0.014	0.013	−0.087	−0.264
	Sig.	0.001	0.003	0.856	0.885	0.313	0.004
	N	189	172	162	130	135	118
DL	r	−0.120	0.007	−0.268	0.065	0.199	0.181
	Sig.	0.099	0.925	0.001	0.466	0.020	0.050
	N	189	172	162	130	135	118
CFV	r	−0.059	0.136	0.235	0.012	−0.124	−0.275
	Sig.	0.418	0.075	0.003	0.894	0.153	0.003
	N	189	172	162	130	135	118
IRP4s	r	0.081	−0.055	0.000	0.323	0.290	−0.019
	Sig.	0.271	0.476	0.996	0.000	0.001	0.835
	N	189	172	162	130	135	118
Breaks	r	−0.217	−0.136	0.062	0.166	0.207	0.361
	Sig.	0.003	0.076	0.437	0.059	0.016	0.000
	N	189	172	162	130	135	118

DCI: distal contractile integral; DL: distal latency; CFV: contractile front velocity; Breaks: peristaltic break size; IRP4s: integrated relaxation pressure; Perceived: analyzing only swallows with a perception score>1.

Bold indicates significance at P < 0.05.