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Table 1 Patient characteristics

From: Long-term results and PSA kinetics after robotic SBRT for prostate cancer: multicenter retrospective study in Korea (Korean radiation oncology group study 15–01)

  n %
age, years
 median 69.5  
 range 47–81  
initial PSA, ng/ml
 median 6.95  
 range 2.05–23.04  
preCK PSA, ng/ml
 median 6.65  
 range 0.01–21.62  
T stage
 1c 27 30.7
 2a 19 21.6
 2b 14 15.9
 2c 27 30.7
 3a 1 1.1
Gleason score
  ≤ 6 56 63.7
 7 20 22.7
  ≥ 8 12 13.6
Risk group
 low 24 27.3
 intermediate 50 56.5
 high 14 15.9
ADT
 no 74 84.1
 yes 14 15.9
Prostate volume, ml
 median 40.0  
 range 12.0–94.8  
Initial IPSS
 Median 3  
 range 0–15  
  1. Abbreviations: PSA Prostate-specific antigen, ADT Androgen deprivation therapy, IPSS International prostate symptom score