표 1. | Table 1. 외현적 특성 변수(SSI-4 점수)와 내면적 특성 변수(OASES-A와 S-24 점수)의 기술통계 결과 | Descriptive statistics of overt characteristic variables (SSI-4 scores) and covert characteristic variables (OASES-A and S-24 scores)

Test scores		Mean (SD)	Median (IQR)
SSI-4	Frequency	6.80 (3.68)	4.00 (7.00)
	Duration	8.00 (4.81)	7.00 (9.00)
	Concomitant behaviors	5.20 (4.69)	3.50 (8.00)
	Total	20.00 (11.93)	14.50 (23.00)
OASES-A	Section 1: general information	2.97 (0.52)	2.95 (.77)
	Section 2: reactions to stuttering	2.85 (0.66)	2.89 (.95)
	Section 3: communication in daily situations	2.67 (0.79)	2.71 (.73)
	Section 4: quality of life	2.75 (1.09)	3.02 (1.47)
	Total	2.81 (0.72)	2.92 (.81)
S-24		14.70 (5.66)	16.00 (6.50)

SSI-4, stuttering severity instrument-fourth edition; OASES-A, overall assessment of the speaker's experience of stuttering for adults; S-24, modified Erickson scale of communication attitudes; SD, standard deviation; IQR, inter-quartile range.