Table 1.
Basic characteristics and serum oxytocin levels by menopausal status in Chinese adult women.
| Total (n = 149) | Menopause Status | |||
|---|---|---|---|---|
| Premenopausal Women (n = 74) | Postmenopausal Women (n = 75) | p Values | ||
| Age (years) | 51.17 ± 18.39 | 33.55 ± 8.75 | 67.89 ± 8.63 | <0.001 |
| BMI (kg/m2) | 22.947 ± 2.684 | 22.797 ± 2.490 | 22.978 ± 2.897 | 0.754 |
| Lifestyle (%, n) | ||||
| Physical activity | 34.22 (51/149) | 33.78 (25/74) | 34.67 (26/75) | 0.923 |
| Alcohol consumption | 1.34 (2/149) | 1.35 (1/74) | 1.33 (1/75) | 1.000 |
| Dairy intake | 27.52 (41/149) | 24.32 (18/74) | 30.67 (23/75) | 0.897 |
| Smoking status | 0.67 (1/149) | 1.35 (1/74) | 0 (0/75) | 0.339 |
| BMD (g/cm2) | ||||
| L1–4 | 0.898 ± 0.163 | 1.013 ± 0.106 | 0.782 ± 0.124 | <0.001 |
| Femoral neck | 0.714 ± 0.132 | 0.780 ± 0.114 | 0.649 ± 0.116 | <0.001 |
| Total hip | 0.846 ± 0.135 | 0.898 ± 0.107 | 0.794 ± 0.139 | <0.001 |
| Body composition | ||||
| Total fat mass(kg) | 20.131 ± 4.694 | 19.881 ± 4.979 | 20.287 ± 4.402 | 0.612 |
| Percentage of total fat mass(%) | 33.482 ± 4.498 | 32.407 ± 4.653 | 34.518 ± 4.141 | 0.006 |
| Total lean mass(kg) | 37.692 ± 4.466 | 38.983 ± 4.566 | 36.290 ± 3.897 | <0.001 |
| Percentage of total lean mass(%) | 65.412 ± 7.548 | 66.635 ± 9.333 | 64.136 ± 4.807 | 0.051 |
| Waist-hip ratio | 1.013 ± 0.160 | 0.917 ± 0.125 | 1.107 ± 0.137 | <0.001 |
| Hormone levels | ||||
| E2 (pmol/L) | 78.00 (37, 195) | 174 (115, 325) | 37 (37,41) | <0.001 a |
| Oxytocin (pg/mL) | 563.32 (240.73, 1072.07) | 777.01 (288.48, 1145.44) | 364.05 (206.20, 729.08) | 0.008 a |
a Data were log-transformed before the statistical analysis. BMI, body mass index; BMD, bone mineral density; E2, estradiol. Italic indicates significant p-values (p < 0.05).