Table 1: Clinical characteristics of prostate cancer and benign prostatic hyperplasia patients.

Clinical variableProstate cancer patientsBPH patients

Age (y)
Mean6766
Median7066.5
Range55–7853–78
Preoperative PSA (ng/mL)
 Median132.98
 Range1.2–4870.65–65
TNM stage
 Stage T1a0 (0%)
 Stage T1b4 (15%)
 Stage T1c3 (11%)
 Stage T2a7 (26%)
 Stage T2b3 (11%)
 Stage T2c 3 (11%)
 Stage T3a7 (30%)
Gleason score
 52 (7%)
 69 (33%)
 76 (22%)
 84 (16%)
 96 (22%)
Lymph node involvement2 (7%)
Seminal vesicle involvement6 (22%)
Distant metastasis4 (15%)
Total2724