표 1. | Table 1. 대상자 정보 | Participant’s information

Classification	Bilateral CI group (N=15)	TH group (N=15)
Chronological age (yr)	7.64 (1.28)	7.67 (1.63)
Gender (male:female)	8:7	9:6
Age of 1st CI (yr)	1.17 (0.48)
Age of 2nd CI (yr)	1.7 (0.96)
Duration of 1st implant use (yr)	6.39 (1.04)
Duration of 2nd implant use (yr)	5.86 (1.33)
Word scores (%)a	94 (8.28)
PCC (%)b	99.44 (1.48)	100 (0)

Values are presented as mean (SD).
Korea Speech Audiometry for children (Lee et al., 2010).
Urimal Test of Articulation and Phonology-2 (Kim et al., 2018).
CI, cochlear implants; TH, typical hearing; PCC, percentage of consonants correct.