Characteristics Median (range) Number (%)
Age 71 (53-82)  
  Stage    
     cT1c   3   (15)
     cT2   6   (30)
     cT3   11 (55)
     cN0 cM0   20 (100)
     
PSA (ng/ml) 13.8 (4.1-38.0)  
  Gleason score    
     5-6   12 (60)
     7   6   (30)
     8-10   2   (10)
  Total dose of RT(Gy)   76.7 (74.0-80.4)  
  Pelvic nodes irradiation     13 (41)
  Brachytherapy boost     5   (25)
  Androgen deprivation     14 (70)
  Years  between treatment and imaging   6.5 (5.2-8.9)  
  PSA at imaging study (ng/ml)   0.25 (<0.04-0.45)  
PSA at last follow-up (ng/ml) 0.27 (<0.04-1.39)
Table 1: Clinical characteristics and referral patterns of the patient population (n=20).