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Table 1 Baseline characteristics of the study population

From: A prospective evaluation of the impact of trans-rectal prostate biopsy on the voiding function of patients

Variables Mean Standard deviation Minimum Maximum
Age (years) 64.9 8.4 41 85
Prostate volume (g) 60.5 49.4 8 277.1
PSA (ng/ml) 28.5 31.6 4 116.6
IPSS-T 12.8 7.3 2 29
IPSS-S 6.7 4.0 1 17
IPSS-V 6.2 4.8 0 17
IPSS-V/S 1.2 1.4 0 8
Bother Score 3.3 1.6 0 6
PFR (ml/s) 18.3 10.7 6 62
  1. IPSS: International Prostate Symptom Score, IPSS-T: total IPSS score, IPSS-S: IPSS storage symptoms sub-score, IPSS-V: IPSS voiding symptoms sub-score, IPSS-V/S: IPSS voiding to storage symptoms ratio, PFR: peak flow rate, PSA: prostate specific antigen