Table 5 Comparison between completely intrafascial group and conventional interfascial group for erectile function

No. PDE5-Is prescribed (%)

14 (70.0)

18 (75.0)

0.711

  all

7.5 (3.6)

6.2 (2.9)

0.196

   pre-operative normal EF

11.7 (0.6)

9.0 (2.9)

0.163

   pre-operative mild ED

6.6 (3.4)

4.9 (1.9)

0.109

  all

11.4 (3.5)

9.1 (3.2)

0.026

   pre-operative normal EF

14.67 (0.6)

11.14 (2.7)

0.065

   pre-operative mild ED

10.8 (3.5)

8.2 (3.0)

0.027

  all

12.7 (3.3)

10.7 (3.8)

0.074

   pre-operative normal EF

16.7 (3.1)

14.0 (3.7)

0.312

   pre-operative mild ED

11.9 (2.8)

9.2 (2.8)

0.009

  all

14.1 (3.6)

11.8 (3.3)

0.039

   pre-operative normal EF

19.0 (1.0)

14.0 (3.6)

0.049

   pre-operative mild ED

13.2 (3.2)

10.9 (2.7)

0.035

  all

15.2 (3.8)

12.6 (3.6)

0.033

   pre-operative normal EF

20.3 (0.6)

15.6 (3.7)

0.064

   pre-operative mild ED

14.1 (3.2)

11.1 (2.6)

0.011

 1 mo

  all

−9.4 (3.8)

−11.1 (3.8)

0.161

   pre-operative normal EF

−10.7 (0.6)

−13.7 (3.1)

0.146

   pre-operative mild ED

−9.1 (4.1)

− 9.9 (3.6)

0.541

  all

−4.9 (4.5)

−8.0 (4.4)

0.026

   pre-operative normal EF

−7.7 (0.6)

−11.6 (3.0)

0.062

   pre-operative mild ED

− 4.4 (4.7)

−6.5 (4.0)

0.168

  all

−3.7 (3.7)

−6.6 (4.2)

0.019

   pre-operative normal EF

−5.7 (3.2)

−8.7 (4.1)

0.291

   pre-operative mild ED

−3.3 (3.8)

−5.7 (4.0)

0.086

  all

−2.4 (3.5)

−5.4 (4.6)

0.022

   pre-operative normal EF

−3.3 (1.2)

−8.7 (3.8)

0.047

   pre-operative mild ED

− 2.2 (3.8)

−4.0 (4.3)

0.214

  all

−1.7 (3.4)

−4.9 (4.4)

0.016

   pre-operative normal EF

−2.0 (1.0)

−7.1 (3.9)

0.062

   pre-operative mild ED

−1.6 (3.8)

−3.9 (4.3)

0.139