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. Author manuscript; available in PMC: 2010 Aug 1.
Published in final edited form as: Int J Radiat Oncol Biol Phys. 2009 Mar 14;74(5):1335–1341. doi: 10.1016/j.ijrobp.2008.10.060

Table 1. Patient characteristics.

Parameter No. of patients (%)
Gender Male 73 (86)
Female 12 (14)
Age Range 14-86
Median 57
Site Nasopharynx 22 (26)
Oral Cavity 4 (5)
Oropharynx 45 (53)
Hypopharynx 8 (9)
Larynx 4 (5)
Unknown Primary 2 (2)
Histology Well-differentiated 2 (2)
Moderately-differentiated 29 (34)
Poorly-differentiated 44 (52)
Unknown 10 (12)
AJCC Stage II 2 (2)
III 21 (25)
IVA 48 (56)
IVB 14 (16)
KPS ≤ 60 2 (2)
70 9 (11)
80 14 (16)
90 59 (69)
100 1 (1)

Abbreviations: AJCC = American Joint Committee on Cancer; KPS = Karnofsky performance status; PET-CT = positron emission tomography-computed tomography.