Continuous variables | Black (n = 108) | White (n = 108) | Hispanic (n = 64) | p valuea |
---|---|---|---|---|
Median [IQR] | ||||
Age, years | 61.0 [55.2, 67.0] | 64.0 [57.2, 69.0] | 61.5 [57.2, 69.0] | 0.160 |
BMI, kg/m2 | 29.3 [26.2, 32.3] | 26.9 [24.4, 29.1] | 27.3 [25.1, 31.2] | 0.001 |
PSA, ng/mL | 6.5 [4.8, 8.1] | 5.3 [4.6, 7.0] | 4.7 [4.1, 6.2] | < .001 |
MRI prostate volume, cm3 | 40.2 [30.3, 59.8] | 43.6 [32.2, 60.4] | 50.5 [34.0, 83.6] | 0.222 |
PSA density, ng/mL/cm3 | 0.14 [0.09, 0.24] | 0.13 [0.09, 0.19] | 0.09 [0.06, 0.15] | 0.006 |
Time between MRI and Biopsy, days | 29.0 [19.2, 45.0] | 26.5 [16.2, 45.5] | 32.5 [17.2, 53.0] | 0.231 |
MRI Lesions | 1.0 [1.0, 2.0] | 1.0 [1.0, 2.0] | 1.0 [1.0, 2.0] | 0.410 |
Systematic Cores | 13.0 [10.0, 16.0] | 13.0 [9.0, 16.0] | 13.0 [10.0, 16.0] | 0.587 |
Target Cores | 3.5 [3.0, 6.0] | 4.0 [3.0, 6.0] | 3.0 [2.0, 4.75] | 0.016 |
Systematic Cores with GG 2–5 PCa | 0.0 [0.0, 2.0] | 0.0 [0.0, 3.0] | 0.0 [0.0, 1.75] | 0.294 |
Target Cores with GG 2–5 PCa | 0.0 [0.0,2.0] | 0.0 [0.0, 2.0] | 0.0 [0.0, 1.75] | 0.047 |
Maximum GG 2–5 PCa Length in Systematic Cores, cm | 0.27 [0.1, 0.6] | 0.58 [0.2, 0.9] | 0.5 [0.1, 1.0] | 0.02 |
Maximum GG 2–5 PCa Length in Target Cores, cm | 0.6 [0.3, 0.8] | 0.7 [0.2, 1.0] | 0.8 [0.2, 1.1] | 0.353 |
Categorical variables | n (%) | n (%) | n (%) | p valueb |
---|---|---|---|---|
Family History of PCa | 18 (16.7%) | 27 (25.0%) | 6 (9.4%) | 0.03 |
5-Alpha reductase | 1 (0.9%) | 5 (4.6%) | 4 (6.3%) | 0.14 |
Abnormal DRE | 5 (4.6%) | 14 (13.0%) | 4 (6.3%) | 0.67 |
Used PIRADS Version 1.0 | 4 (3.7%) | 3 (2.8%) | 0 (0.0%) | < 0.001 |
Used PIRADS Version 2.0 | 100 (92.6%) | 105 (97.2%) | 54 (84.4%) | |
Used PIRADS Version 2.1 | 4 (3.7%) | 0 (0.0%) | 10 (15.6%) | |
PIRADS 1–2 | 13 (12.0%) | 18 (16.7%) | 10 (15.6%) | 0.61 |
PIRADS 3 | 21 (19.4%) | 22 (20.4%) | 22 (34.4%) | 0.05 |
PIRADS 4–5 | 74 (68.5%) | 68 (63.0%) | 32 (50.0%) | 0.05 |
GG 1–5 PCa | 75 (69.4%) | 70 (64.8%) | 30 (46.9%) | 0.01 |
GG 2–5 PCa | 57 (52.8%) | 46 (42.6%) | 24 (37.5%) | 0.12 |