Table 1. The demographic information of the participants

Group		CI users (Uni-CI or Bi-CI)				EAS users (Bimodal or EAS)
Gender	M	35				41
	F	32				55
Age	Mean (yr)	54				51
	SD (yr)	16				16
Duration of deafness	Mean (yr)	11.6				16.5
	SD (yr)	12.11 progressive8 unknown				15.23 progressive10 unknown
Age at implantation	Mean (yr)	48.7				45.5
	SD (yr)	16.2				6.2
Pre-op. PTA	Frequency (Hz)	125	250	500	750	1 k	1.5 k	2 k	3 k	4 k	6 k
CI group	Thresholds (dB HL)	82	89	95	104	103	113	105	108	108	111
EAS group		67	77	89	96	99	110	104	111	104	107

CI, cochlear implant; Uni-CI, unilateral CI; Bi-CI, bilateral CI; EAS, electro-acoustic stimulation; Pre-op. PTA, pre-implantation pure tone audiometry.