Diagnostic Accuracy of Robot-Guided, Software Based Transperineal MRI/TRUS Fusion Biopsy of the Prostate in a High Risk Population of Previously Biopsy Negative Men

Table 5

Tumor characteristics.

	Target biopsy only	Random biopsy	value
Gleason score% ()
6	12.0 (3/26)	16.0 (5/31)	0.63
7	15.0 (4/26)	32.0 (10/31)	0.15
8–10	73.0 (19/26)	52.0 (16/31)	0.0017
Upgrading% ()	23.1 (6/26)	11.5 (3/26)	0.28
Bilateral tumor
Mean (±SD; )	32.26	70.97	0.002

: specific Gleason upgrading (biopsy versus radical prostatectomy), defined as an increase in either the primary or the secondary pattern.