Table 1 Characteristics of women included in the study (n = 967)
From: Plasma levels of leptin and mammographic density among postmenopausal women: a cross-sectional study
Age (years) | 60 (55–71) |
Body mass index (kg/m2) | 26.7 (13.1–47.2) |
Number of full-term pregnancies | 3 (0–11) |
Age at first birth (n = 816) | 22 (15–39) |
Absolute mammographic density (cm2) | 14.7 (0–155.2) |
Percentage mammographic density (%) | 9.6 (0–69.2) |
Leptin (ng/ml) | 14.5 (1.0–72.0) |
Current postmenopausal hormone therapy use | 253 (26) |
Smoking (n = 906) | Â |
   Current daily smoking | 268 (30) |
   Current nonsmoking | 638 (70) |