Table 2.
Demographic and lifestyle factors, and plasma concentrations of hormones and SHBG for the 620 women
| Characteristic | Category | Values |
|---|---|---|
| Age in years, mean (SD) | 60 (6) | |
| Age at menopause in years, mean (SD) | 50 (4) | |
| Country of birth, n (%) | Australia/New Zealand/UK/Other | 496 (80) |
| Italy | 83 (13) | |
| Greece | 41 (7) | |
| Smoking, n (%) | Never | 446 (72) |
| Current | 42 (7) | |
| Former | 132 (21) | |
| Alcohol consumption, n (%) | Abstainers | 267 (43) |
| Ex drinkers | 16 (3) | |
| Low | 268 (43) | |
| Medium | 57 (9) | |
| High | 12 (2) | |
| Age at menarche, n (%) | <12 | 104 (17) |
| 12 | 126 (20) | |
| 13 | 149 (24) | |
| >= 14 | 241 (39) | |
| Parity, n (%) | Nulliparous | 72 (12) |
| <25 years and 1 pregnancy | 38 (6) | |
| <25 years and >1 pregnancy | 175 (28) | |
| >= 25 years and 1 pregnancy | 169 (27) | |
| >= 25 years and >1 pregnancy | 166 (27) | |
| Duration of lactation, n (%) | never | 156 (25) |
| <= 6 months | 123 (20) | |
| 7-12 months | 104 (17) | |
| 13-24 months | 141 (23) | |
| > 24 months | 96 (15) | |
| Oral Contraceptive use, n (%) | Never | 326 (53) |
| Ex | 294 (47) | |
| HRT use, n (%) | Never | 531 (86) |
| Ex | 89 (14) | |
| BMI (kg/m2), mean (SD) | 27.3 (4.9) | |
| Right 2D:4D, mean (SD) | Overall | 0.953 (0.035) |
| Australia/New Zealand/UK/Other | 0.954 (0.035) | |
| Italy | 0.954 (0.034) | |
| Greece | 0.945 (0.030) | |
| Left 2D:4D, mean (SD) | Overall | 0.961 (0.036) |
| Australia/New Zealand/UK/Other | 0.961 (0.036) | |
| Italy | 0.963 (0.036) | |
| Greece | 0.962 (0.038) | |
| Δr-l 2D:4D, mean (SD) | Overall | -0.008 (0.035) |
| Australia/New Zealand/UK/Other | -0.007 (0.035) | |
| Italy | -0.010 (0.035) | |
| Greece | -0.017 (0.035) | |
| Hormones and SHBG, geometric mean (interquartile range)1 | ||
| Total testosterone (nmol/L) | 0.7 (0.4,1.1) | |
| Free testosterone (pmol/L) | 7.5 (3.5,12.5) | |
| Total oestradiol (pmol/L) | 57.0 (45.0,73.0) | |
| Free oestradiol (pmol/L) | 0.8 (0.6,1.1) | |
| DHEAS (μmol/L) | 1.5 (0.9,2.5) | |
| Androstenedione (nmol/L) | 2.5 (1.6,3.5) | |
| Oestrone sulphate (ng/mL) | 1.0 (0.7,1.4) | |
| SHBG (nmol/L) | 50.4 (37.7,68.3) | |
| Testosterone:oestradiol ratio | 12.5 (7.8,18.4) | |
1At baseline blood collection. Number of missing measures were 54 for free testosterone and 13 for oestrone sulphate.