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Table 1: Enrolled patients and tumor characteristics
No. %
Total 30 100
    Site 
    Oral cavity 1 3.3
    Oropharynx 17 56.7
    Hypopharynx-larynx 12 40
Stage 
    III 6 20
    IVA 20 66.7
    IVB 4 13.3
TNM 
    T1N3M0 1 3.3
    T1N2M0 1 3.3
    T2N1M0 3 10
    T2N2M0 11 36.7
    T3N0M0 3 10
    T3N2M0 3 10
    T4N0M0 2 6.7
    T4N1M0 3 10
    T4N2M0 2 6.7
    T4N3M0 1 3.3
	No.	%
Total	30	100
Site
Oral cavity	1	3.3
Oropharynx	17	56.7
Hypopharynx-larynx	12	40
Stage
III	6	20
IVA	20	66.7
IVB	4	13.3
TNM
T1N3M0	1	3.3
T1N2M0	1	3.3
T2N1M0	3	10
T2N2M0	11	36.7
T3N0M0	3	10
T3N2M0	3	10
T4N0M0	2	6.7
T4N1M0	3	10
T4N2M0	2	6.7
T4N3M0	1	3.3