Table 1.
Original Cohort | Offspring Cohort | |||
---|---|---|---|---|
Males | Females | Males | Females | |
Variable | Mean ±S.D | Mean ±S.D | Mean ±S.D | Mean ±S.D |
N* | 144 | 261 | 962 | 1362 |
Age (yrs) | 77.3 ±3.6 | 77.7 ±4.0 | 61.3 ±9.2 | 60.3 ±9.3 |
Height (meter) | 1.70 ±0.07 | 1.56 ±0.06 | 1.74 ±0.07 | 1.61 ±0.06 |
Weight (kg) | 79.2 ±12.4 | 65.8 ±12.1 | 86.6 ±13.0 | 70.8 ±14.2 |
BMI (kg/m2) | 27.4 ±3.8 | 27.0 ±4.9 | 28.4 ±3.8 | 27.3 ±5.3 |
Premenopausal or Currently on Estrogen, N (%) | - | 19 (7.28%) | - | 625 (45.88%) |
BMD (g/cm2) | ||||
Femoral neck | 0.866 ± 0.125 | 0.723 ± 0.119 | 0.966 ± 0.132 | 0.868 ± 0.140 |
Total Femoral | 0.937 ± 0.141 | 0.760 ± 0.129 | 1.036 ± 0.140 | 0.911 ± 0.147 |
Trochanter | 0.826 ± 0.133 | 0.624 ± 0.121 | 0.877 ± 0.136 | 0.714 ± 0.133 |
Lumbar spine | 1.313 ± 0.213 | 1.053 ± 0.211 | 1.311 ± 0.197 | 1.153 ± 0.197 |
Quantitative Ultrasound | ||||
BUA (dB/MHz) | 77.78 ± 22.43 | 53.37 ± 16.53 | 83.14 ± 19.03 | 71.40 ± 18.44 |
SOS (m/s) | 1546.25 ± 38.19 | 1513.49 ± 30.12 | 1559.73 ± 34.27 | 1549.60 ± 35.14 |
Bone geometry | ||||
NSA (degrees) | 131.7 ±6.2 | 128.0 ±5.5 | 129.4 ±4.9 | 127.5 ±5.2 |
FNL (cm) | 5.4 ±0.8 | 4.6 ±0.6 | 6.0 ±0.8 | 5.2 ±0.6 |
Narrow Neck Outer diameter (cm) | 3.4 ±0.3 | 2.9 ±0.3 | 3.8 ±0.5 | 3.3 ±0.4 |
Narrow Neck CSA (cm2) | 2.4 ±0.4 | 1.8 ±0.4 | 2.8 ±0.4 | 2.3 ±0.4 |
Narrow Neck Section modulus (cm3) | 1.4 ±0.3 | 0.9 ±0.2 | 1.8 ±0.4 | 1.3 ±0.3 |
Narrow Neck Buckling Ratio | 12.9 ±3.2 | 13.6 ±4.7 | 11.4 ±6.2 | 10.4 ±6.0 |
Shaft Outer diameter (cm) | 3.2 ±0.2 | 3.0 ±0.2 | 3.5 ±0.4 | 3.2 ±0.4 |
Shaft CSA (cm2) | 4.2 ±0.6 | 2.8 ±0.5 | 4.5 ±0.6 | 3.3 ±0.5 |
Shaft Section modulus (cm3) | 2.6 ±0.4 | 1.6 ±0.3 | 2.8 ±0.5 | 1.9 ±0.4 |
Shaft Buckling Ratio | 3.6 ±0.9 | 4.7 ±1.3 | 3.9 ±1.1 | 4.7 ±1.5 |
Muscle mass | ||||
Leg Lean mass (kg) | 17.04 ±2.23 | 11.53 ±1.54 | 17.21 ±2.21 | 11.57 ±1.57 |
number of subjects for all available participants with both genotypes and phenotypes.