Table 1. Baseline demographic and Peyronie's disease characteristics of men with calcifications at their initial evaluation and at least one follow-up ultrasound.
| Overall | No PTX | PTX | ||||||
|---|---|---|---|---|---|---|---|---|
| n | % | n | % | n | % | P value | ||
| Age (years) | <40 | 10 | 14.1 | 1 | 11.1 | 9 | 14.5 | |
| 40–49 | 14 | 19.7 | 3 | 33.3 | 11 | 17.7 | ||
| 50–59 | 36 | 50.7 | 5 | 55.6 | 31 | 50.0 | ||
| 60–69 | 11 | 15.5 | 0 | 0.0 | 11 | 17.7 | 0.44 | |
| Able to maintain an erection | No | 10 | 15.4 | 3 | 37.5 | 7 | 12.3 | |
| Yes | 55 | 84.6 | 5 | 62.5 | 50 | 87.7 | 0.06 | |
| Painful erections | No | 27 | 65.9 | 6 | 85.7 | 21 | 61.8 | |
| Yes | 14 | 34.2 | 1 | 14.3 | 13 | 38.2 | 0.22 | |
| PTX treatment | No | 9 | 12.7 | |||||
| Yes | 62 | 87.3 | ||||||
| Duration of PTX treatment (years. mean ± s.d.) | — | — | — | — | 1.2 | 1.1 | ||
| Duration of disease (years. mean ± s.d.) | 2.1 | 2.5 | 1.7 | 1.3 | 2.1 | 2.7 | 0.69 | |
| Curvature (°) | <30 | 12 | 16.9 | 1 | 11.1 | 11 | 17.7 | |
| 30–59 | 24 | 33.8 | 4 | 44.4 | 20 | 32.3 | ||
| ≥60 | 12 | 16.9 | 2 | 22.2 | 10 | 16.1 | ||
| Unknown | 23 | 32.4 | 2 | 22.2 | 21 | 33.9 | 0.79 | |
| Penile deformity | 30 | 42.9 | 5 | 55.6 | 25 | 41.0 | 0.41 | |
| Previous treatment for PD | 63 | 88.7 | 9 | 100.0 | 54 | 87.1 | 0.25 | |
| History of penile injury | 19 | 36.5 | 4 | 50.0 | 15 | 34.1 | 0.39 | |
| No. of calcifications (mean ± s.d.) | 1.6 | 1.2 | 1.9 | 1.3 | 1.6 | 1.2 | 0.49 | |
| Cumulative calcified area (mm2, mean ± s.d.) | 13.8 | 23.1 | 12.4 | 8.6 | 14.0 | 25.1 | 0.86 | |
Abbreviation: PD, Peyronie's disease; PTX, pentoxifylline; —, No treatment for Peyronie's disease.