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Sociodemographic, Health, and Lifestyle Characteristics, Chicago Breast Health Project, Phase II Pilot Study (n = 95)
| Characteristics | Mean or % | Range |
|---|---|---|
| Percent breast density | 20.5 | 2.3–49.7 |
| Age (years) | 53 | 40–77 |
| Cigarette smoking | ||
| Never or past | 93% | |
| Current | 7% | |
| BMI (kg/m2) | 30.9 | 21.7–49.5 |
| Sitting (min/wk) | 1,478 | 275–4,800 |
| Total physical activity | ||
| (MET-min/wk) | 3,321 | 0–13,536 |
