TABLE 1. Baseline characteristics of all men ages 35-74 with prostate cancer.
| Patient Characteristics | Age Groups | ||||
|---|---|---|---|---|---|
| 35-44 yrs (n=1,673) |
45-54 yrs (n=28,665) |
55-64 yrs (n=107,337) |
65-74 yrs (n=181,099) |
||
| Grade (%) | Low | 5.0 | 5.7 | 7.4 | 10.2 |
| Intermediate | 74.4 | 73.5 | 70.0 | 64.4 | |
| High | 17.1 | 17.8 | 19.1 | 21.1 | |
| Unknown | 3.5 | 3.0 | 3.5 | 4.3 | |
| χ2 p<0.001 | |||||
| AJCC Stage (%) | I or II | 32.1 | 35.9 | 38.4 | 42.5 |
| III | 13.5 | 15.3 | 15.0 | 11.6 | |
| IV | 10.9 | 8.8 | 8.4 | 8.0 | |
| Unknown | 43.5 | 40.0 | 38.2 | 37.9 | |
| χ2 p<0.001 | |||||
| Race (%) | Caucasian | 70.1 | 76.6 | 79.9 | 82.0 |
| African American | 24.7 | 18.3 | 14.5 | 11.0 | |
| Other | 3.4 | 3.1 | 3.7 | 5.1 | |
| Unknown | 1.9 | 2.0 | 1.9 | 1.9 | |
| χ2 p<0.001 | |||||
| Local therapy (%) | None | 16.1 | 15.1 | 18.4 | 28.3 |
| RP | 52.7 | 50.9 | 43.0 | 25.0 | |
| EBRT | 10.8 | 12.7 | 17.6 | 28.9 | |
| Brachytherapy | 3.0 | 5.3 | 6.8 | 6.7 | |
| Brachy +EBRT | 3.0 | 4.1 | 4.8 | 5.2 | |
| Unknown | 14.4 | 12.0 | 9.4 | 5.9 | |
| χ2 p<0.001 | |||||
| Diagnosis year (%) | 1988-1991 | 4.0 | 4.1 | 8.3 | 13.1 |
| 1992-1995 | 10.9 | 13.8 | 18.9 | 24.6 | |
| 1996-1999 | 22.5 | 23.2 | 21.7 | 21.0 | |
| 2000-2003 | 62.6 | 58.9 | 51.1 | 41.3 | |
| χ2 p<0.001 | |||||
Abbreviations: RP=radical prostatectomy, EBRT=external beam radiotherapy