Variable Gleason 3+4(n=41) Gleason 4+3(n=22) p-Value
Clinical Characteristics      
Age(Years)  71 74 0.39
Pre-treatment PSA (ng/ml)   9.78 13.5 0.08
Clinical stage       
T1c~T2 30 16 0.74
T3 11  6  
Androgen deprivation therapy   17(41%) 20(91%)  <0.01 
Table 1: Clinical characteristics of patients treated with external beam radiotherapy.