Table 1.

Human subject characteristics

GroupsUABaUS BiomaxbISU ABXISb
Age (years), median (range)62 (45–89)69 (20–89)64 (43–80)
PSA (ng/mL), median (range)21.8 (1.1–169)17.5 (0–161)11.0 (0–135)
Race
 Caucasians231
 African-Americans63
 Asians13237151
 Others2
Tissue type
 Normal prostate1061916
 Hyperplasia2212
 Malignant181206135
Tumor stage (TNM)
 T1-26872
 T34556
 T41018
 N+ or M+5860
Tumor stagec
 II76
 III59
Gleason score
 G2-6454011
 G7706760
 G8-10669464

Abbreviation: PSA, prostate-specific antigen.

  • aFormalin-fixed samples.

  • bFormalin-fixed TMA samples.

  • cII, there is no evidence that the cancer has spread outside the prostate. The tumor involves more tissue within the prostate, can be felt during rectal exam, or is found with a biopsy that is performed because of a high PSA level; III: the cancer has spread outside the prostate to nearby tissues.