Factors | Means ± SD (range) | t-scoreb | |
---|---|---|---|
Age (years) | 18.5 ± 0.6 (18–20) | ||
Height (cm) | 157.7 ± 5.2 (145.6–167.4) | ||
Secondary sexual characteristic development (age in years)a | 12.1 ± 1.4 (9.0–16.0) | ||
Measurement at the baseline | Calcaneus QUS-SI (Stiffness index) | 104.7 ± 16.2 (75.0–151.0) | |
Calcaneus QUS-SOS (m/s) | 217.7 ± 54.6 (91.0–255.0) | ||
Calcaneus QUS-BUA (dB/MHz) | 33.1 ± 2.6 (31.0–41.0) | ||
Weight (kg) | 51.2 ± 7.0 (38.9–73.5) | ||
Body Fat Percentage (%) | 27.7 ± 4.6 (17.4–39.3) | ||
BMI (kg/m2) | 20.6 ± 2.5 (15.0–28.6) | ||
Muscle mass (kg) | 34.7 ± 3.1 (28.3–43.0) | ||
Measurement after 2 months | Calcaneus QUS-SI (Stiffness index) | 109.5 ± 18.2 (74.0–163.0) | 1.075 |
Calcaneus QUS-SOS (m/s) | 212.4 ± 53.3 (93.0–255.0) | 0.658 | |
Calcaneus QUS-BUA (dB/MHz) | 32.1 ± 0.6 (29.0–33.0) | 1.877 | |
Weight (kg) | 51.4 ± 7.0 (40.4–73.3) | 0.117 | |
Body Fat Percentage (%) | 28.1 ± 4.6 (19.7–39.1) | 0.427 | |
BMI (kg/m2) | 20.7 ± 2.4 (15.6–28.5) | 0.200 | |
Muscle mass (kg) | 34.7 ± 3.0 (28.0–42.9) | 0.530 | |
Measurement after 3 months | Calcaneus QUS-SI (Stiffness index) | 108.6 ± 16.7 (74.0–166.0) | 1.264 |
Calcaneus QUS-SOS (m/s) | 221.1 ± 51.8 (80.0–255.0) | 0.839 | |
Calcaneus QUS-BUA (dB/MHz) | 32.4 ± 0.7 (31.0–34.0) | 2.644 † | |
Weight (kg) | 51.2 ± 7.1 (40.0–74.2) | 0.038 | |
Body Fat Percentage (%) | 28.5 ± 4.7 (18.7–40.1) | 0.760 | |
BMI (kg/m2) | 20.6 ± 2.5 (15.4–28.9) | 0.013 | |
Muscle mass (kg) | 34.3 ± 2.9 (28.3–42.0) | 0.633 |