Data collected at follow-up assessment
| Clinical | Functional |
| Disease status Alive without disease Alive with disease Death (disease related) Death (non-disease related) | EORTC QLQ-C30 |
| Smoking history | EORTC HN35 |
| Alcohol history | Vocal cord function |
| ACE score | DIGEST VFSS/FEES scale |
| Weight | PSS-HN |
| Presence of tube feeding | MDADI |
| VHI-10 | |
| 100 mL Water swallow test | |
| Minimum phonation time | |
| GRBAS scale | |
| Voice recording |
DIGEST, Dynamic Imaging Grade of Swallowing Toxicity; EORTC HN35, European Organization for the Research and Treatment of Cancer Head and Neck Cancer Quality of Life Questionnaire; EORTC QLQ-C30, European Organization for the Research and Treatment of Cancer Quality of Life Questionnaire; FEES, Fiberoptic Endoscopic Evaluation of Swallowing; GRBAS, Grade, Roughness, Breathiness, Aesthenia, Strain; MDADI, MD Anderson Dysphagia Inventory; PSS-HN, Performance Status Scale for Head & Neck Cancer Patients; VFSS, Videofluoroscopic Swallow Study; VHI-10, Voice Handicap Index.