Table 2.

Frequency of EFEMP1 promoter methylation in human prostate tissues

BPH (n = 97)PCa (n = 106)
Methylation ratea13.4 (13/97)95.3 (101/106)
PSA level, ng/mL
 <312.3 (8/65)100 (3/3)
 3–1015.6 (5/32)93.8 (15/16)
 10–2093.8 (15/16)
 ≥2095.8 (68/71)
T staging
 T296.3 (52/54)
 T393.3 (28/30)
 T495.5 (21/22)
Gleason score
 ≤6100 (5/5)
 795.1 (39/41)
 8–1095.0 (57/60)
  • aMethylation rate is expressed as percentage (number of methylated samples/total number of samples).