Table 1.
Age-standardized characteristics of the Health Professionals Follow-up Study population in 1996 by end-of-study 5-ARI status (n=38,037)1
| Never Use (n=32,938) | Ever Use (n=5,099) | |
|---|---|---|
|
| ||
| Age in years 2 | 62.8 (9.3) | 63.4 (8.6) |
| Body Mass Index kg/m2 | 26.1 (3.6) | 26.2 (3.6) |
| Height in centimeters | 178.3 (7.0) | 178.2 (6.6) |
| Race | ||
| White | 91% | 92% |
| African American | 1% | 1% |
| Asian American | 2% | 1% |
| Other race | 2% | 2% |
| Unknown | 5% | 5% |
| Smoking Status | ||
| Never smoker | 49% | 52% |
| Past smoker (quit >10 years ago) | 32% | 34% |
| Past smoker (quit ≤10 years ago) | 12% | 10% |
| Current smoker | 7% | 4% |
| Family history of prostate cancer | 12% | 14% |
| Had a PSA test in the last two years | 57% | 72% |
| History of prostate exam | 69% | 78% |
| History of prostate biopsy | 9% | 19% |
| Vasectomy | 26% | 27% |
| Diabetes mellitus type 2 | 6% | 5% |
| Medications | ||
| Ever used alpha-blockers | 3% | 8% |
| Current statin use | 8% | 12% |
| Current digoxin use | 3% | 3% |
| Current aspirin use | 42% | 48% |
| Current acetaminophen use | 6% | 6% |
| NSAID use | 4% | 5% |
| Current multivitamin user | 38% | 43% |
| Physical activity in MET-hours/week | 32.1 (31.9) | 32.9 (31.6) |
1
Values are means (SD) for continuous variables; percentages for categorical variables and are standardized to the age distribution of the study population
2
Age value is not age-adjusted