Table 1.

Patient characteristics

Characteristics
Sex (n)
Male	51
Female	16
Total	67
Age (y)
Median (Min.–Max.)	59 (18–82)
BMI classification (n)
Underweight (BMI < 18)	10
Normal weight (18 ≤ BMI < 25)	37
Overweight (25 ≤ BMI)	12
Unknown	8
Irradiated site (n)
Nasopharynx	13
Oropharynx	15
Hypopharynx	7
Parotid	3
Paranasal sinus	6
Oral cavity	15
Neck	6
Unknown	2