Table 1. Patient characteristics.

	Arm A (n=50)		Arm B (n=51)
Characteristics	No.	%	No.	%
Gender
Male	44	88	48	94.1
Female	6	12	3	5.9
Age (years)
Median	55.5		60.0
(Range)	(25–73)		(35–74)
PS
0	42	84	38	74.5
1	7	14	12	23.5
2	2	4	1	2.0
Primary sites
Maxillary sinus	5	10	6	11.8
Oral cavity	8	16	14	27.5
Oropharynx	2	4	1	2.0
Nasopharynx	14	28	8	15.7
Hypopharynx	11	22	16	31.4
Larynx	10	20	6	11.8
Stage
III	14	28	13	25.5
IV-A	34	68	35	68.6
IV-B	2	4	3	5.9
Primary therapy
Surgery	22	44	24	47.1
Radiotherapy alone	5	10	4	7.8
Concurrent chemoradiation	23	46	23	45.1