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Averages obtained from the “Voice Handicap Index” questionnaire in the functional, physical and emotional scales, as well as the scores obtained in both groups
| Laser | Radiotherapy | ||
|---|---|---|---|
| Functional | 11.47 (0–32) | 2.83 (0–17) | P < 0.05 |
| Physical | 12.68 (0–31) | 6.22 (0–18) | NS |
| Emotional | 4.63 (0–20) | 0.61 (0–5) | P < 0.05 |
| Global | 28.79 (0–77) | 9.67 (0–29) | P < 0.05 |
