Table 1 Absence of significant relationship between serum testosterone and serum PSA and prostate volume

From: Pathology of benign prostatic hyperplasia

Baseline testosterone category (ng per 100 ml) a No. of individuals (n=4254) Age (years) PSA (ng ml−1) Prostate volume (ml) BMI (kg/m2) Baseline SFI score
300 3092 66.5 4.0 54 27.0 6.8
275–<300 291 65.3 3.8 56 28.2 6.6
250–<275 269 66.2 3.9 55 28.1 6.4
225–<250 225 65.3 4.0 57 29.0 7.2
200–<225 143 64.8 3.9 56 30.1 5.9
175–<200 115 66.5 4.0 56 29.5 6.8
150–<175 67 66.2 3.6 56 29.5 5.8
<150 52 68.7 4.0 61 31.0 5.6
  1. Abbreviation: BMI, body mass index; PSA, prostate specific antigen; SFI, sexual function inventory.
  2. Adapted from Marberger et al.6
  3. aFor nanomoles per liter, divide by 28.8.