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. 2017 Jul 20;9:129–139. doi: 10.2147/RRU.S141748

Table 1.

Clinical characteristics and basic demographics of PD patients in the several groups

Clinical features Group A (n = 24) Group B (n = 24) Group C (n = 24) Group D (n = 24) Group E (n = 24) Statistical analysis
Silymarin Silymarin
+ Ginkgo
Silymarin
+ Ginkgo
+ vitamin E
Silymarin
+ Ginkgo
+ vitamin E
+ propolis
+ bilberry
+ topical diclofenac
Silymarin
+ Ginkgo
+ vitamin E
+ propolis
+ bilberry
+ topical
diclofenac + pentoxifylline injection
p-value
Mean age (years), mean ± SD 51.95 ± 9.80 51.79 ± 6.79 50.95 ± 12.20 51.81 ± 11.06 50.33 ± 11.53 p = 0.980
(ANOVA)
Time since PD onset (months), mean ± SD 8.583 ± 2.394 8.708 ± 1.966 8.75 ± 2.558 8.5 ± 2.085 8.625 ± 1.929 p = 0.995
(ANOVA)
Plaque volume (cm3), mean ± SD 0.393 ± 0.320 0.367 ± 0.319 0.382 ± 0.346 0.383 ± 0.387 0.404 ± 0.230 p = 0.996
(ANOVA)
Cases with calcifications
no. cases + % cases / total
4
16.66
4
16.66
5
20.83
5
20.83
5
20.83
p = 0.988
2 test)
Calcification volume (cm3), mean ± SD 0.0297 ± 0.0235 0.0299 ± 0.0142 0.0285 ± 0.0158 0.0321 ± 0.0218 0.0364 ± 0.0167 p = 0.967
(ANOVA)
Associated ED
no. cases + % cases / total
7
29.16
8
33.33
7
29.16
8
33.33
9
37.5
p = 0.970
2 test)
Erectile function index of patients with ED, mean score ± SD 22.42 ± 2.37 21.37 ± 5.20 22.57 ± 3.40 22.75 ± 2.54 22.44 ± 2.78 p = 0.937
(ANOVA)
Associated penile pain
no. cases + % cases / total
11
45.83
12
50.0
11
45.83
13
54.16
13
54.16
p = 0.955
2 test)
Penile pain intensity (PI-NRS), mean score ± SD 4.27 ± 1.61 4.33 ± 2.18 4.72 ± 1.79 5.0 ± 2.309 4.69 ± 1.79 p = 0.887
(ANOVA)
Objective penile curvature
no. cases + % cases / total
20
83.33
19
79.16
19
79.16
21
87.5
21
87.5
p = 0.878
2 test)
Angle of penile curvature, mean degrees ± SD 24.750° ± 11.177 25.263° ± 9.785 25.368° ± 12.419 26.714° ± 11.415 25.238° ± 12.497 p = 0.987
(ANOVA)
PDQ score
(PD symptom bother/psychosexual impact), mean score ± SD
7.70 ± 3.64 7.91 ± 3.72 8.04 ± 3.88 7.87 ± 3.83 7.95 ± 3.41 p = 0.999
(ANOVA)
Comorbidity and potential risk factors (n) (n) (n) (n) (n) p-value
2 test)
Hypertension 4 4 4 3 2 p = 0.894
Dyslipidemia 3 4 4 3 3 p = 0.981
Diabetes 2 2 1 1 2 p = 0.937
Obesity 1 2 2 1 1 p = 0.923
Chronic prostatitis 3 2 3 2 4 p = 0.889
Benign prostatic hyperplasia 2 1 2 2 1 p = 0.937
Cigarette smoking 1 2 2 2 3 p = 0.895

Abbreviations: ED, erectile dysfunction; SD, standard deviation; PD, Peyronie’s disease: PI-NRS, pain intensity numeric rating scale; PDQ, Peyronie’s disease questionnaire.