Table I.
Basic characteristics and subgroup analysis of selected factors in peri- and postmenopausal women
| Variable | K-S testpa | All | EP | LP | P | pb | |||
|---|---|---|---|---|---|---|---|---|---|
| EP and LP vs. P | EP vs. LP | EP vs. P | LP vs. P | ||||||
| Age [years] | < 0.0001 | 53; 53.1 ±4.8(44–66) | 48.00; 48.58 ±2.7 (44.00–56.00) | 60.00; 51.60 ±3.27 (46.00–52.00) | 56.00; 56.39 ±3.36 (46.00–66.00) | < 0.0001 | < 0.0001 | < 0.0001 | < 0.0001 |
| Height [cm] | 0.0020 | 164; 163.4±5.6 (138–180) | 164.00; 163.99 ±5.83 (151.00–180.00) | 164.00; 163.91 ±4.95 (156.00–174.00) | 164.00; 162.87 ±5.62 (138.00–176.00) | 0.2330 | 0.8984 | 0.2599 | 0.4745 |
| Weight [kg] | 0.0149 | 70; 70 ±12.4(42–146) | 70.00; 71.01 ±14.75 (43.00–146.00) | 67.00; 68.46 ±12.14 (47.00–102.00) | 70.00; 69.81 ±10.80 (42.00–98.00) | 0.6239 | 0.3530 | 0.9712 | 0.3021 |
| BMI [kg/m2] | < 0.0001 | 25.8; 26.2 ±4.6 (16.8–46.6) | 25.60; 26.39 ±5.14 (16.79–46.60) | 24.44; 25.47 ±4.26 (18.77–36.13) | 25.96; 26.36 ±4.36 (19.05–44.63) | 0.3333 | 0.3405 | 0.6140 | 0.1979 |
| Body fat (%) | 0.0486 | 32.4; 32.7 ±6.3 (16.1–50.7) | 32.52; 32.57 ±6.52 (16.10–48.68) | 30.47; 30.82 ±5.67 (19.92–43.97) | 33.09; 33.30 ±6.35 (18.93–50.74) | 0.0720 | 0.1391 | 0.3408 | 0.0179 |
| Myostatin [ng/ml] | < 0.0001 | 5.72; 6.58 ±3.59 (0.78–15.08) | 6.62; 6.07 ±3.85 (0.77–15.07) | 8.04; 7.33 ±4.26 (1.31–14.30) | 5.53; 6.33 ±3.41 (1.49–14.12) | 0.2311 | 0.4853 | 0.4162 | 0.2095 |
Variables were expressed as median; mean ± standard deviation and range, pa – Kolmogorov-Smirnov test of normality (K-S), pb – Mann-Whitney U-test (non-parametric), EP – early perimenopause, LP – late perimenopause, P – postmenopause, BMI – body mass index.