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Comparison of mean AVQI scores in the control group and patients' group before and after phonosurgery
| AVQI score | AVQI before surgery | AVQI after surgery | AVQI healthy | |
|---|---|---|---|---|
| AVQI before surgery | 6.01 (SD 2.39) | – | p < 0.001 | p < 0.001 |
| AVQI after surgery | 2.00 (SD 1.08) | p < 0.001 | – | p = 0.216 |
| AVQI control group | 2.34 (SD 1.06) | p < 0.001 | p = 0.216 | – |
AVQI acoustic voice quality index, SD standard deviation
