Table 1.

Characteristics of the patient cohort

CC groupRC groupP
Sex>0.05
Male1821
Female129
Medium age (yr) (range)53 (34~70)56 (32~69)>0.05
KPS>0.05
>701213
50~701817
Pathology>0.05
Poorly differentiated2527
Moderate differentiated52
Well differentiated01
Stage>0.05
I/II54
III/IV2526