Table 1.
Differences in percentages of diagnoses at the first biopsy between African American and Caucasian.
| Diagnosis | African American (n) | Caucasian (n) | P value |
|---|---|---|---|
| Benign (%) | 37.2 (372) | 48.4 (370) | <0.0001a |
| Age (Year, mean ± SD) | 60.9 ± 8.9 (376) | 63.5 ± 9.2 (370) | <0.0001 |
| Serum PSA (ng/mL, median) | 5.7 (170) | 5.5 (146) | >0.05 |
| PIN (%) | 9.1 (92) | 9.9 (76) | >0.05 |
| Age (Year, mean ± SD) | 61 ± 7.7 (92) | 62.4 ± 7 (76) | >0.05 |
| Serum PSA (ng/mL, median) | 6.7 (73) | 5.5 (39) | >0.05 |
| ASAP (%) | 3.3 (33) | 2.9 (22) | >0.05 |
| Age (Year, mean ± SD) | 60.5 ± 9 (33) | 62.4 ± 7 (22) | >0.05 |
| Serum PSA (ng/mL, median) | 5.1 (21) | 5.8 (13) | >0.05 |
| Prostate cancer (%) | 50.3 (509) | 38.3 (293) | <0.0001b |
| Age (Year, mean ± SD) | 63.2 ± 9 (509) | 64.7 ± 9.1 (291) | 0.027 |
| Serum PSA (ng/mL, median) | 11.6 (346) | 7 (162) | <0.0001 |
| Gleason's score (n/mean ± SD) | 6.9 ± 1.5 (502) | 6.3 ± 1.5 (289) | <0.0001 |
a: OR = 0.63, 95% CI: 0.52–0.76. b: OR = 1.63, 95% CI: 1.35–1.97.