Table 4 Comparisons of perioperative profiles

P-value*

P-value*

P-value*

Patients, N

125

60

60

1382

Preoperative IPSS, points

27.09 ± 5.91

22.1 ± 3.3

< 0.0001

21.0 ± 3.6

< 0.0001

18.6 ± 7.6

< 0.0001

Postoperative IPSS, points

7.35 ± 5.89

2.4 ± 1.9

< 0.0001

2.8 ± 3.9

< 0.0001

PVR volume, mL

Preoperatively

329.76 ± 350.52

280 ± 273

0.2915

292 ± 191

0.3438

156.3 ± 195.4

< 0.0001

Maximum UFR, mL/s

9.93 ± 5.02

3.8 ± 3.6

< 0.0001

3.6 ± 3.8

< 0.0001

10.7 ± 6.5

0.11

Mean UFR, mL/s

5.40 ± 2.18

PVR volume, mL

1 week postoperatively

60.67 ± 74.08

10.2 ± 22.4

< 0.0001

Maximum UFR, mL/s

19.39 ± 12.01

24.7 ± 3.3

< 0.0001

Mean UFR, mL/s

11.24 ± 6.38

PVR volume, mL

1 month postoperatively

53.97 ± 36.05

6.3 ± 18.7

< 0.0001

3.8 ± 8.7

< 0.0001

Maximum UFR, mL/s

17.92 ± 9.3

26.9 ± 7.9

< 0.0001

26.6 ± 6.1

< 0.0001

Mean UFR, mL/s

11.09 ± 5.78

PVR volume, mL

3 months postoperatively

38.67 ± 18.52

7.2 ± 18.8

< 0.0001

3.0 ± 7.7

< 0.0001

32.9 ± 67.2

0.0186

Maximum UFR, mL/s

23.20 ± 6.87

27.6 ± 7.0

< 0.0001

27.3 ± 6.2

< 0.0001

19.2 ± 10.6

< 0.0001

Mean UFR, mL/s

10.20 ± 3.77

PVR volume, mL

6 months postoperatively

48.22 ± 45.85

4.4 ± 11

< 0.0001

2.1 ± 6.0

< 0.0001

Maximum UFR, mL/s

9.38 ± 13.98

29.9 ± 8.8

< 0.0001

27.0 ± 0.5

< 0.0001

Mean UFR, mL/s

18.28 ± 8.96

PVR volume, mL

12 months postoperatively

41.33 ± 42.02

5.8 ± 16.7

< 0.0001

6.4 ± 12.3

< 0.0001

Maximum UFR, mL/s

19.00 ± 18.30

27.4 ± 9.7

< 0.0001

28.3 ± 7.5

< 0.0001

Mean UFR, mL/s

7.50 ± 4.71

Reduction ratio of the estimated prostate size postoperative (%)

74.17 ± 11.27

82

85

61