Table 2. Immunohistochemistry results and biochemical recurrence rate for ERG and PTEN expression (N = 613).

Immuno-marker	Number (%)	Number of biochemical recurrence (%)
ERG Positive	145 (23.7)	26 (17.9)
Negative	468 (76.3)	144 (30.8)
PTEN wild type	358 (58.4)	92 (25.7)
loss type	253 (41.3)	78 (12.7)
ERG/PTEN profile
ERG+/PTEN wild	93 (15.1)	12 (12.9)
ERG+/PTEN loss	52 (8.5)	14 (26.9)
ERG-/PTEN wild	267 (43.6)	78 (29.2)
ERG-/PTEN loss	201 (32.8)	66 (32.8)