Clinical characteristics of patients included in GC-MS analysis of plasma and corresponding prostate biopsy samples.

Continuous values are given as median (min-max).
aAccording to bone scan.
bNo cancer diagnosis or high grade prostate interneoplasia at biopsy.
cTumor differentiation according to Gleason score (GS).
dClinical tumor stage according to Union Internationale Contre le Cancer.
eSerum PSA at date of blood draw and prostate biopsy.
fAge at date of blood draw and prostate biopsy.