Table 2.

Inter-rater and intra-rater reliability of US in control subjects.

		ICC (A,1)	p-Value
Inter-rater reliability	EI of PA	0.947	<0.001
	EI of MN	0.892	<0.001
	EI of MS	0.987	<0.001
	EI of ‘PA and MN’	0.920	<0.001
Intra-rater reliability	EI of PA	0.910	<0.001
	EI of MN	0.843	<0.001
	EI of MS	0.989	<0.001
	EI of ‘PA and MN’	0.804	<0.001

EI, echo intensity; ICC (A,1), intraclass correlation coefficient: two-way random, single measures, absolute agreement; MN, median nerve. PA: paraneural area; MS: myofascial structure; PA and MN: paraneural area and median nerve.