Table 1 Baseline characteristics of enrolled patients

Age (years), mean ± SD

62.4 ± 10.8

62.2 ± 10.3

62.6 ± 11.03

0.775

PSA (ng/ml), median [IQR]

2.22 [0.75-5.46]

1.70 [0.73-4.81]

2.65 [0.76-5.87]

0.098

Prostate volume (cm³), median [IQR]

31.0 [23.0-44.0]

29.0 [22.0-43.0]

32.0 [23.0-45.0]

0.261

Prostate transitional zone volume (cm³), median [IQR]

12.0 [7.0-20.0]

10.0 [6.0-18.0]

13.0 [7.25-22.0]

0.116

IPSS total score, Mean ± SD

14.1 ± 8.67

15.7 ± 8.33

13.1 ± 8.72

<0.001

Voiding subscale score, mean ± SD

8.13 ± 5.76

9.23 ± 5.44

7.43 ± 5.85

<0.001

Storage subscale score, mean ± SD

5.99 ± 3.70

6.49 ± 3.67

5.66 ± 3.66

0.008

IPSS QoL score, Mean ± SD

3.64 ± 1.15

3.83 ± 1.07

3.51 ± 1.20

0.002

IPP (%)

248 (42.9 %)

100 (44.2 %)

148 (40.2 %)

0.402

Mild (%)

362 (15.3 %)

12 (12.0 %)

26 (17.6 %)

Moderate (%)

149 (60.1 %)

64 (64.0 %)

85 (57.4 %)

Severe (%)

65 (24.6 %)

24 (24.0 %)

37 (25.0 %)