Table 5.
Comparison of patient clinical parameters by penile vascular status
| Clinical parameters | Nonvascular ED (n=46) | Arterial ED (n=19) | Venous ED (n=6) | Mixed ED (n=7) |
|---|---|---|---|---|
| Age (year) | 30.9±5.6 | 30.6±4.7 | 29.7±6.0 | 31.2±9.6 |
| Course (month) | 21.9±21.5 | 24.2±24.0 | 39.1±27.3 | 33.2±22.3 |
| IIEF-5 score | 10.7±4.9 | 10.7±4.5 | 8.2±4.7 | 9.3±3.4 |
| PHQ-9 score | 7.8±5.4 | 6.6±4.7 | 6.6±5.0 | 8.2±3.2 |
| GAD-7 score | 7.2±4.9 | 4.8±3.3 | 3.1±1.9 | 4.4±3.3 |
| Height (m) | 1.7±0 | 1.7±0 | 1.7±0 | 1.7±0 |
| Weight (kg) | 71.0±11.3 | 69.5±10.0 | 71.3±9.2 | 71.8±12.8 |
| BMI (kg m−2) | 23.8±3.2 | 23.2±3.1 | 24.2±3.3 | 24.8±4.2 |
| TT (ng ml−1) | 4.8±1.6 | 4.8±1.6 | 4.7±1.2 | 4.5±1.8 |
| CFT (pmol l−1) | 326.5±90.7 | 339.6±153.8 | 277.6±156.8 | 293.6±70.3 |
| BAT (ng ml−1) | 2.3±0.6 | 2.3±0.9 | 2.6±0.4 | 2.2±0.4 |
| E2 (pg ml−1) | 28.9±9.3 | 31.5±12.1 | 39.0±3.4# | 30.8±11.1 |
| PRL (ng ml−1) | 15.3±8.0 | 17.6±7.5 | 18.2±10.1 | 18.1±3.7 |
| LH (mIU ml−1) | 4.9±2.0 | 5.0±1.6 | 5.3±1.6 | 4.4±2.4 |
| FSH (mIU ml−1) | 3.8±1.9 | 3.7±1.7 | 4.6±3.7 | 3.5±1.1 |
| SHBG (nmol l−1) | 37.9±16.6 | 32.8±12.0 | 52.6±32.6 | 30.9±19.1 |
| ALB (g l−1) | 46.1±3.2 | 44.5±2.6 | 43.6±1.5 | 43.7±3.4 |
| MAPR (tip) (%) | 62.7±11.3 | 58.6±11.8 | 42.2±3.3# | 55.2±8.8 |
| MAPR (base) (%) | 65.4±11.8 | 59.3±13.6 | 45.7±5.2# | 58.0±12.1 |
| PTUM (tip) (%) | 35.6±12.6 | 32.5±10.0 | 29.0±4.4 | 37.8±8.2 |
| PTUM (base) (%) | 38.6±11.8 | 34.3±7.2 | 36.0±8.6 | 47.4±9.5 |
| Erection duration (min) | 27.7±15.7 | 19.7±8.9 | 18.2±5.3 | 26.6±16.7 |
| Left PSV (cm s−1) | 48.0±13.9 | 25.4±6.6* | 47.5±17.8 | 27.9±6.0* |
| Right PSV (cm s−1) | 52.0±14.6 | 26.7±7.4* | 49.1±17.5 | 28.3±8.2* |
| Left EDV (cm s−1) | 0.1±0.4 | 0.2±0.6 | 12.0±4.1§ | 8.6±6.5§ |
| Right EDV (cm s−1) | 0.1±0.5 | 0.2±0.7 | 11.0±8.5§ | 10.0±7.4§ |
| Left RI | 1.0±0.0 | 1.0±0.0 | 0.8±0.0§ | 0.7±0.2§ |
| Right RI | 1.0±0.0 | 1.0±0.0 | 0.8±0.0§ | 0.7±0.1§ |
Data are presented as mean±s.d. *P<0.05, arterial ED group or mixed ED group compared with the nonvascular ED group and venous ED group; §P<0.05, venous ED group or mixed ED group compared with the nonvascular ED group and arterial ED group. #P<0.05, venous ED group compared with the nonvascular ED group. IIEF-5: International Index of Erectile Function 5 questionnaire; PHQ-9: patient health questionnaire; GAD-7: generalized anxiety disorder scale; BMI: body mass index; TT: total testosterone; CFT: calculated free testosterone; BAT: bioactive testosterone; E2: estradiol; E2/TT: estradiol to total testosterone ratio; PRL: prolactin; LH: luteinizing hormone; FSH: follicle-stimulating hormone; SHBG: sex hormone-binding globulin; ALB: albumin; MAPR: maximal average penile rigidity; PTUM: penile tumescence; PSV: peak systolic velocity; EDV: end-diastolic velocity; RI: resistive index; s.d.: standard deviation; ED: erectile dysfunction