표 2. | Table 2. 원격 SOVTE 실시 전과 후의 KVHI | KVHIs of pre- and post-SOVTE via telepractice
| 백분 위수 | KVHI |
| Pre | Post | Z-value | p-value |
| 25 | 50 | 75 | 25 | 50 | 75 | | |
| TTL | 14 | 20.5 | 38 | 7 | 11 | 25 | –2.207 | .027 |
| F | 4 | 6.5 | 11.5 | .75 | 3 | 4.75 | –2.207 | .027 |
| P | 8 | 12 | 18.5 | 5.75 | 7.5 | 15.75 | –2.207 | .027 |
| E | 1.5 | 2.5 | 5.5 | 0 | 1 | 3 | –1.051 | .293 |
SOVTE, semi-occluded vocal tract exercise; KVHI, Korean voice handicap index; TTL, total score; F, functional score; P, physical score; E, emotional score.