A Neurophysiological Study of Musical Pitch Identification in Mandarin-Speaking Cochlear Implant Users

Table 2

Statistical results for age, music experience, and pitch discrimination scores for the two study groups.

Group	JND (semitone) (SD)	PDD (semitone) (SD)	Age (year) (SD)	Music experience (SD)
CI users	3.1 (1.4)	4.2 (4.2)	20.1 (8.4)	6.73 (2.33)
NH controls	1.2 (0.8)	1.9 (1.4)	21.3 (1.7)	7.54 (1.71)
	-3.698	-2.167	0.223	0.965
	<0.001	0.030	0.646	0.337

JND: just-noticeable difference task; PDD: pitch-direction discrimination task; SD: standard deviation.