Table 1.
Patient demographics and urologic medical history
| Variables | N=53 |
|---|---|
| Patient demographics | |
| Age (years) | |
| Mean ± SD | 50.7±15.47 |
| Range | 22.0–81.0 |
| Median | 50.0 |
| Male gender, n (%) | 53 (100.0%) |
| Race of subjects, n (%) | |
| Black or African origin | 8 (15.1%) |
| Hispanic or Latino | 44 (83.0%) |
| Other | 1 (1.9%) |
| Suprapubic catheter at baseline | 7 (13.2%) |
| Stricture etiology, n (%) | |
| Iatrogenic | 24 (45.3%) |
| Idiopathic | 2 (3.8%) |
| Traumatic | 27 (50.9%) |
| Stricture measurements, mean ± SD (n) | |
| Stricture length (mm) | 9.00±5.20 (53) |
| Urethral diameter at stricture (mm) | 2.47±1.97 (53) |
| Urethral diameter at area healthy tissue (mm) | 10.20±3.62 (53) |
| Pre-treatment | |
| Uncoated balloon | 31/53 (59%) |
| DVIU | 8/53 (15%) |
| Uncoated balloon + DVIU | 14/53 (26%) |
| Number of previous endoscopic treatments, n (%) | |
| 1 | 30 (57%) |
| 2 | 13 (25%) |
| 3 | 9 (17%) |
| 4 | 1 (2%) |
DVIU: direct visualization internal urethrotomy; SD: standard deviation.