Comparison of baseline characteristics between PSA and MRI arms
| Characteristic | PSA arm (n=248) | MRI arm (n=246) |
| Age (years) (mean±SD deviation) | 67.5±7.8 | 67.7±7.3 |
| Ethnic background (%) | ||
| White | 211 (85.1) | 207 (84.2) |
| Black | 4 (1.6) | 1 (0.4) |
| Asian | 9 (3.6) | 19 (7.7) |
| Other | 24 (9.7) | 19 (7.7) |
| PSA distribution (%) | ||
| <2.6 ng/mL | 200 (80.6) | |
| 2.6–4.0 ng/mL | 30 (12.1) | |
| 4.1–10.0 ng/mL | 15 (6.0) | |
| 10.1–20.0 ng/mL | 3 (1.2) | |
| MRI PIRADS score distribution (%) | ||
| 1 | 6 (2.4) | |
| 2 | 183 (74.4) | |
| 3 | 32 (13.0) | |
| 4 | 22 (8.9) | |
| 5 | 3 (1.2) | |
.PIRADS, Prostate Imaging-Reporting and Data System; PSA, prostate-specific antigen.