Table 4.

Impact of corresponding findings of TRUS in MR fusion targeted biopsy

	TRUS highly suspicious (n = 52)	TRUS likely (n = 67)	TRUS unlikely (n = 8)
(a)
MR highly suspicious (n = 50)	39 (78 %)	11 (22 %)	0 (0 %)
MR likely (n = 77)	13 (17 %)	56 (73 %)	8 (10 %)

	MR/TRUS fusion Targeted Biopsy
	TRUS highly suspicious (n = 52)	TRUS likely (n = 67)	TRUS unlikely (n = 8)	p value
(b)
Positive rate per core	150/182 (82 %)	48/158 (30 %)	0/14 (0 %)	<0.0001*
Cancer core length, median (range)	8.6 mm (0–18)	5.3 mm (0–14)	NA	0.01§
Positive for any cancer	48/52 (92 %)	30/67 (45 %)	0/8 (0 %)	<0.0001*
Gleason score (6/7/8/9/10)	17/22/3/4/2	16/13/1/0/0	NA	0.3†
Positive for significant prostate cancer	39/52 (75 %)	15/67 (22 %)	NA	<0.0001‡

p < 0.0001 (Spearman’s correlation coefficient by rank test)

TRUS trans-rectal ultrasound, MRI magnetic resonance imaging

^*Kruskal–Wallis Test

^§Mann–Whitney’s U test

^†Spearman’s correlation coefficient by rank test

^‡Chi-square test