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Table 1 Patient characteristics for the SBRT and surgery cohorts

From: Comparison of quality of life after stereotactic body radiotherapy and surgery for early-stage prostate cancer

Patient centeracteristics SBRT Surgery p*
Number of Patients 216 123  
Age (years)    < 0.0001
Median 69.25 64.91  
min 43.83 44.76  
max 89.29 74.82  
Age Group    < 0.0001
< 60 34 (15.7%) 25 (20.3%)  
60–69 88 (40.7%) 77 (62.6%)  
>70 94 (43.5%) 21 (17.1%)  
PSA (ng/ml)    < 0.0001
mean 6.13 7.96  
median 5.37 7.40  
min 0.74 3.80  
max 20.50 22.60  
group    < 0.0001
< 4 32 (14.8%) 2 (1.6%)  
4–10 165 (76.4%) 94 (76.4%)  
> 10 19 (%) 27 (22.0%)  
Gleason    p = 0.0050
<7 162 (75.0%) 71 (57.7%)  
7 52 (24.1%) 48 (39.0%)  
>7 2 (0.9%) 3 (2.4%)  
unknown 0 (0.0%) 1 (0.8%)  
T Stage    < 0.0001
T1 191 (88.4%) 82 (66.7%)  
T2 25 (11.6%) 41 (33.3%)  
Risk    < 0.0001
Low 156 (72.2%) 52 (42.3%)  
Intermediate 56 (25.9%) 67 (54.5%)  
High 4 (1.9%) 4 (3.3%)  
Prostate Volume (cc)†    p = 0.005
median 57.30 52.41  
min 16.8 12.0  
max 224.0 152.0  
  1. †The prostate volume was unknown for 20 surgery patients.