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Table 1 Demographic and tumor characteristic

From: Late term tolerance in head neck cancer patients irradiated in the IMRT era

Parameters LRC, >12mo FU
N patients 707
Gender (f: m) 25%:75%
Mean age (range) 62 (39-91) years
Mean/Median FU (range) 41/35 (15-124) months
Diagnosis  
Unknown 19 (3%)
Central oropharynx 96 (14%)
Lateral oropharynx 149 (21%)
Hypopharynx 69 (10%)
Oral cavity 111 (16%)
Nasopharynx 51 (7%)
Larynx 90 (13%)
Sinonasal 40 (5%)
Parotid gland 36 (5%)
Skin 33 (5%)
Nasal 10 (1%)
Others 3 (3%)
Treatment (dose)  
Primary IMRT (66-72 Gy, 2.0-2.2 Gy/f) 55% (n=388)
Postoperative IMRT (60-66 Gy, 2.0 Gy/f) 45% (n=319)
T  
1 17%
2 34%
3 20%
4 26%
Unknown 3%
N stage  
Recurrence 2%
NO 32%
N1-2b 45%
N2c 17%
N3 4%
Total gross tumor volume (n=388)  
Mean (range) 62 cc (1-217)
1-15 cc 115
16-70 cc 202
71-130 cc 63
>130 cc 8
Conc. systemic therapy  
None 15%
Cisplatin only 62%
Cetuximab only 16%
Cisplatin switched to Cetuximab 7%
Induction chemotherapy 3%