| | Indicator | Group I (n = 29) | Group II (n = 25) | |
| | General indicators: | | Age (years) | 51.0 (±16.8) | 53.6 (±13.1) | 0.527 | | Height (cm) | 173.4 (±6.8) | 172.8 (±5.0) | 0.719 | | Weight (kg) | 73.8 (±12.7) | 81.8 (±17.4) | 0.057 |
| | Anamnesis: | | Duration of the established disease (months) | 24 (6; 60) | 24 (12; 60) | 0.645 | | Smoking, n (%) | 18 (62.0%) | 15 (60%) | 0.939 | | Contacts with harmful substances, n (%) | 6 (20.6%) | 6 (24%) | 0.816 | | Allergic anamnesis, n (%) | 2 (6.8%) | 3 (12%) | 0.557 | | Cystostomy, n (%) | 13 (44.8%) | 9 (36%) | 0.668 |
| | Urological operations and manipulations: | | Traumatic catheterization, n (%) | 9 (31.0%) | 6 (24%) | 0.664 | | Bougie of the urethra, n (%) | 10 (34.4%) | 10 (40%) | 0.776 | | Optical urethrotomy, n (%) | 7 (24.1%) | 7 (28%) | 0.804 | | EPA, n (%) | 10 (34.4%) | 4 (16%) | 0.232 | | BMG urethroplasty, n (%) | 6 (20.6%) | 3 (12%) | 0.468 | | TUR of the prostate, n (%) | 5 (17.2%) | 2 (8%) | 0.374 | | TUR of the bladder, n (%) | 2 (6.8%) | 4 (16%) | 0.343 | | Prostate surgery, n (%) | 0 (0%) | 3 (12%) | 0.070 |
| | The etiology of urethral stricture: | | Trauma, n (%) | 12 (41.3%) | 6 (24%) | 0.336 | | Iatrogenic, n (%) | 14 (48.2%) | 14 (56%) | 0.750 | | The inflammatory, n (%) | 1 (3.4%) | 2 (8%) | 0.491 | | Idiopathic, n (%) | 2 (6.8%) | 3 (12%) | 0.557 |
| | Concomitant diseases: | | Ischemic heart disease, n (%) | 7 (24.1%) | 10 (40%) | 0.367 | | Hypertension, n (%) | 10 (34.4%) | 12 (48%) | 0.514 | | Diabetes mellitus, n (%) | 2 (6.8%) | 4 (16%) | 0.343 | | Chronic urinary infection, n (%) | 11 (37.9%) | 4 (16%) | 0.173 | | Hyperplasia of the prostate, n (%) | 9 (31.0%) | 6 (24%) | 0.664 |
| | Medications: | | Medicines affecting erection, n (%) | 7 (25%) | 9 (36%) | 0.484 | | A-blockers, n (%) | 5 (17.8%) | 3 (12%) | 0.640 |
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