Age-group | 18.00–18.99 | 19.00–19.99 | 20.00–20.99 | 21.00–21.99 | 22.00–22.99 | 23.00–23.99 |
Mean age (years) | 18.6 | 19.3 | 20.4 | 21.5 | 22.4 | 23.4 |
Numbers | 90 | 97 | 93 | 98 | 91 | 106 |
Weight (kg) | 75.1 (13.2) | 76.6 (12.1) | 78.0 (13.4) | 81.1 (16.1) | 79.8 (13.6) | 75.5 (10.5) |
Height (cm) | 181.9 (7.0) | 181.4 (7.5) | 180.8 (6.9) | 181.8 (6.5) | 181.9 (6.8) | 180.1 (6.4) |
BMI (kg/m2) | 22.7 (3.6) | 23.2 (3.1) | 23.8 (3.5) | 24.5 (4.4) | 24.2 (4.1) | 23.3 (3.1) |
Total body fat mass (kg) | 14.3 (9.6) | 14.2 (8.1) | 15.9 (8.9) | 16.5 (10.5) | 17.3 (10.3) | 15.1 (7.8) |
Total body lean mass (kg) | 57.8 (6.5) | 59.1 (7.3) | 59.0 (6.7) | 60.2 (7.1) | 59.1 (6.5) | 57.1 (6.0) |
Femoral neck | ||||||
BMC (g) | 6.42 (1.08) | 6.63 (1.13) | 6.41 (1.02) | 6.45 (1.07) | 6.34 (1.12) | 6.16 (0.97) |
Area (cm2) | 5.56 (0.40) | 5.55 (0.41) | 5.50 (0.38) | 5.55 (0.40) | 5.55 (0.42) | 5.44 (0.38) |
aBMD (g/cm2) | 1.15 (0.16) | 1.19 (0.17) | 1.16 (0.17) | 1.16 (0.16) | 1.14 (0.18) | 1.13 (0.15) |
Trochanter area | ||||||
BMC (g) | 13.62 (3.23) | 14.22 (3.59) | 13.91 (3.52) | 14.01 (3.44) | 14.02 (3.41) | 13.37 (2.79) |
Area (cm2) | 14.41 (1.90) | 14.50 (2.20) | 14.47 (2.04) | 14.65 (2.24) | 14.82 (1.82) | 14.43 (1.71) |
aBMD (g/cm2) | 0.94 (0.15) | 0.97 (0.15) | 0.95 (0.16) | 0.95 (0.15) | 0.94 (0.15) | 0.92 (0.13) |
Total hip | ||||||
BMC (g) | 41.50 (6.90) | 42.93 (7.17) | 42.06 (7.30) | 42.50 (7.32) | 42.07 (7.44) | 40.98 (6.11) |
Area (cm2) | 36.47 (2.55) | 36.46 (2.74) | 36.22 (2.64) | 36.73 (2.94) | 36.69 (2.33) | 36.09 (2.34) |
aBMD (g/cm2) | 1.14 (0.16) | 1.18 (0.16) | 1.16 (0.17) | 1.16 (0.16) | 1.14 (0.17) | 1.13 (0.14) |
Age-group | 24.00–24.99 | 25.00–25.99 | 26.00–26.99 | 27.00–27.99 | 28.00–28.99 | All age groups |
Mean age (years) | 24.4 | 25.4 | 26.4 | 27.5 | 28.5 | 23.5 |
Numbers | 84 | 97 | 98 | 112 | 86 | 1052 |
Weight (kg) | 78.3 (13.3) | 80.0 (10.3) | 82.4 (14.5) | 79.7 (12.4) | 83.3 (12.2) | 79.1 (13.1) |
Height (cm) | 181.4 (7.0) | 180.7 (6.2) | 181.5 (6.5) | 180.7 (7.1) | 182.6 (6.4) | 181.3 (6.8) |
BMI (kg/m2) | 23.8 (3.7) | 24.5 (2.9) | 25.0 (4.6) | 24.4 (3.5) | 25.0 (3.4) | 24.0 (3.7) |
Total body fat mass (kg) | 15.7 (9.1) | 17.7 (8.1) | 19.3 (11.3) | 17.1 (8.8) | 18.3 (9.1) | 16.5 (9.4) |
Total body lean mass (kg) | 59.3 (7.0) | 59.0 (6.8) | 59.6 (6.7) | 59.2 (6.6) | 61.4 (7.1) | 59.1 (6.8) |
Femoral neck | ||||||
BMC (g) | 6.26 (0.94) | 6.42 (1.19) | 6.13 (1.04) | 6.24 (0.96) | 6.47 (1.04) | 6.35 (1.06) |
Area (cm2) | 5.57 (0.38) | 5.63 (0.40) | 5.53 (0.40) | 5.56 (0.38) | 5.66 (0.35) | 5.56 (0.39) |
aBMD (g/cm2) | 1.12 (0.15) | 1.14 (0.17) | 1.11 (0.16) | 1.12 (0.15) | 1.14 (0.16) | 1.14 (0.16) |
Trochanter area | ||||||
BMC (g) | 13.91 (3.18) | 14.04 (3.26) | 13.30 (3.13) | 13.55 (2.98) | 14.16 (3.11) | 13.81 (3.24) |
Area (cm2) | 14.81 (2.08) | 14.94 (1.96) | 14.60 (2.05) | 14.69 (1.96) | 14.91 (1.97) | 14.65 (2.00) |
aBMD (g/cm2) | 0.93 (0.14) | 0.93 (0.14) | 0.90 (0.13) | 0.92 (0.13) | 0.94 (0.13) | 0.94 (0.14) |
Total hip | ||||||
BMC (g) | 41.81 (6.47) | 42.55 (7.12) | 40.81 (6.88) | 41.40 (6.29) | 42.99 (6.95) | 41.94 (6.91) |
Area (cm2) | 36.78 (2.47) | 37.27 (2.57) | 36.63 (2.55) | 36.75 (2.59) | 37.48 (2.42) | 36.68 (2.58) |
aBMD (g/cm2) | 1.13 (0.14) | 1.14 (0.16) | 1.11 (0.16) | 1.13 (0.14) | 1.15 (0.16) | 1.14 (0.16) |