Table 1.
Descriptive Characteristics of 240 Asymptomatic, Postmenopausal Women in Epidemiology of Breast Arterial Calcification Study
| Characteristic | Mean or (%) | Standard deviation | Range |
|---|---|---|---|
| Age, years | 62.1 | 8.3 | 46.3–82.3 |
| Time between mammography and risk factor collection, months | 4.8 | 5.0 | 0.0–23.6 |
| Cholesterol, mg/dL | 209.3 | 32.3 | 121.5–290.5 |
| HDL-C, mg/dL | 60.8 | 16.4 | 29.4–127.2 |
| LDL-C, mg/dL | 122.5 | 31.2 | 14.1–223.0 |
| Glucose, mg/dL | 93.8 | 13.9 | 68.4–177.0 |
| Systolic blood pressure, mm Hg | 123.7 | 19.2 | 87.0–207.0 |
| Diastolic blood pressure, mm Hg | 69.7 | 10.2 | 43.0–98.0 |
| Weight, kg | 73.8 | 15.4 | 38.7–133.5 |
| Height, cm | 161.8 | 5.6 | 144.9–174.6 |
| Body mass index, kg/m2 | 28.2 | 5.8 | 16.1–50.1 |
| Waist, cm | 89.8 | 15.4 | 58.9–147.6 |
| Hip, cm | 106.8 | 11.6 | 75.6–144.4 |
| Pack-years of smoking | 7.7 | 15.2 | 0.0–78.0 |
| Number of live births | 3.9 | 2.0 | 1.0–12.0 |
| Age at first live birth, years | 23.3 | 3.8 | 16.0–36.0 |
| College education, % | (52.1) | ||
| Hypertension, % | (33.8) | ||
| Diabetes, % | (3.8) | ||
| Impaired fasting glucose or diabetes, % | (9.2) | ||
| Ever smoked, % | (40.8) | ||
| Current smoker, % | (7.9) | ||
| Breast arterial calcification, % | (43.8) |
HDL-C, high-density lipoprotein cholesterol; LDL-C, low-density lipoprotein cholesterol.