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Table 1 Preoperative patient characteristics

From: Performance characteristics of prostate-specific antigen density and biopsy core details to predict oncological outcome in patients with intermediate to high-risk prostate cancer underwent robot-assisted radical prostatectomy

  Number (%) or Median (IQR)  
Intermediate-risk High-risk p-value
Number 155 (100) 95 (100)  
Age (year) 66 (62–69) 67 (63–71) 0.197
PSA (ng/ml) 6.4 (5.0–8.6) 7.8 (5.9–11.8) <0.001
PSA density (ng/ml/cc) 0.184 (0.136–0.259) 0.221 (0.170–0.332) <0.001
Number of biopsy core (n) 20 (14–20) 18 (14–20) 0.127
Number of positive core (n) 3 (2–5) 4 (2–6) 0.006
% of positive cores (%) 16.7 (9.3–27.3) 21.4 (14.0–35.0) 0.001
% of positive cores dominant side (%) 30.0 (14.3–42.9) 37.5 (20.0–57.1) 0.001
% of cancer extent (%) 42.7 (21.4–66.7) 50.0 (28.3–70.0) 0.055
Biopsy Gleason score
 5–7 155 (100) 15 (15.8) <0.001
 8–9 0 (0) 80 (84.2)  
DRE T stage
 cT1 118 (76.1) 60 (63.2) 0.035
 cT2a-c 37 (23.9) 33 (35.6)  
 cT3a-b 0 (0) 2 (1.2)  
MRI T stage
 NA 0 (0) 1 (1.1) <0.001
 cT1 51 (32.9) 22 (23.2)  
 cT2a-c 104 (67.1) 58 (61.1)  
 cT3a-b 0 (0) 14 (14.7)  
  1. IQR interquartile range, % cancer extent maximum % of cancer extent in each positive core, DRE digital rectal examination, Bold indicates statistically significant