표 6 / Table 6 응용 입술 트릴 훈련 전후 청지각적 측정치 비교 / Comparison of auditory-perceptual ratings before and after Modified Voiced Lip Trill training (MVoLT)
Parameters
Before
After
t
-value
M
SD
M
SD
Grade
0.734
0.401
0.578
0.339
2.552
Rough
0.594
0.448
0.469
0.380
2.104
Breathy
0.484
0.323
0.453
0.345
0.528
Asthenic
0.000
0.000
0.000
0.000
.
Strained
0.578
0.314
0.438
0.305
2.738