Table 1.
Characteristics of study sample by prostate cancer status
| Demographic | Cancer | No cancer | P value | |
|---|---|---|---|---|
| n (sample size) | 229 | 1674 | ||
| Baseline PSAa (mean (sd)) | 2.37 (1.70) | 1.29 (1.25) | <0.001 | |
| Baseline age (mean (sd)) | 61.68 (8.21) | 58.68 (9.83) | <0.001 | |
| Body mass index (mean (sd)) | 27.15 (4.35) | 28.26 (4.80) | 0.002 | |
| Follow up in Years (mean (sd)) | 5.59 (4.05) | 9.19 (4.82) | ||
| Race (%) | African American | 22 (9.6) | 155 (9.3) | 0.961 |
| Caucasian | 207 (90.4) | 1519 (90.7) | ||
| Family history (%) | No | 138 (60.3) | 1316 (78.6) | <0.001 |
| Yes | 91 (39.7) | 358 (21.4) | ||
| Abnormal prostate exam (%) | No | 160 (69.9) | 1401 (83.7) | <0.001 |
| Yes | 69 (30.1) | 273 (16.3) | ||
a
PSA prostate specific antigen