Table 1.
Characteristics of cases and controls in a population-based case-control study of prostate cancer in Arkansas, 1998–2003
| Characteristic | Cases (n=193) | Controls (n=197) |
|---|---|---|
| Age (years)a | 64.4 (9.0) | 59.4 (10.5) |
| Race | ||
| Caucasian | 53.4% | 48.2% |
| African-American | 46.6% | 51.8% |
| BMI (kg/m2)a | 28.1 (4.6) | 29.0 (5.7) |
| Education | ||
| Some high school or lower | 33.7% | 18.8% |
| High school graduate or some college | 48.7% | 55.3% |
| College graduate or higher | 17.6% | 25.9% |
| Smoking | ||
| Never smokers | 31.6% | 35.0% |
| Ever smokers | 68.4% | 65.0% |
| Gleason score | ||
| < 7 | 61.7% | |
| ≥ 7 | 38.3% | |
a
Values given are mean (SD).