Skip to main content

Table 2 Pathological outcomes after radical prostatectomy among favorable intermediate risk prostate cancer patients with biopsy Gleason score 6 and comparison according to multi-parametric MRI finding

From: Favorable intermediate risk prostate cancer with biopsy Gleason score of 6

 

Total

MR-negative

MR-positive

p-value

Number

239

116 (48.5)

123 (51.5)

 

Pathologic Gleason score (%)

   

 < 0.001

6

40 (16.7)

36 (31.0)

4 (3.3)

 

3 + 4

159 (66.5)

74 (63.8)

85 (69.1)

 

4 + 3

38 (15.9)

5 (4.3)

33 (26.8)

 

8

2 (0.8)

1 (0.9)

1 (0.8)

 

Pathologic Gleason score upgrading (%)

199 (83.3)

80 (69.0)

119 (96.7)

 < 0.001

Pathologic significant Gleason score upgrading (≥ 4 + 3) (%)

40 (16.7)

6 (5.2)

34 (27.6)

 < 0.001

Extracapsular invasion (%)

50 (20.9)

10 (8.6)

40 (32.5)

 < 0.001

Seminal vesicle invasion (%)

9 (3.8)

4 (3.4)

5 (4.1)

0.813

Bladder neck invasion (%)

6 (2.5)

1 (0.9)

5 (4.1)

0.116

Lymph node invasion

0

   

Positive surgical margin (%)

53 (22.2)

13 (11.2)

40 (32.5)

 < 0.001

Mean pathologic tumor volume (%, ± SD)

0.13 ± 0.14

0.07 ± 0.97

0.18 ± 0.16

 < 0.001

Mean pathologic tumor volume (cc, ± SD)

5.16 ± 6.39

3.09 ± 3.96

7.11 ± 7.53

 < 0.001