Table 1.
Characteristics of Mexican American and Amish study subjects (mean ± SD).
| Mexican Americans (initial sample; n = 872) |
Amish (replication sample; n = 972) |
|||
|---|---|---|---|---|
| Trait | Males (n = 335) |
Females (n = 537) |
Males (n = 376) |
Females N = 596) |
| Mean age (yrs) | 41.9 ± 16.4 | 43.1 ± 15.4 | 50.2 ± 16.0 | 50.7 ± 16.2 |
| Mean BMI (kg/m2) | 29.5 ± 5.7 | 31.1 ± 6.9 | 26.4 ± 4.2 | 28.0 ± 6.0 |
| BMD (g/cm2) | ||||
| Spine | 1.062 ± 0.145 |
1.008 ± 0.145 |
0.941 ± 0.141 |
0.907 ± 0.153 |
| Femoral neck | 0.905 ± 0.148 |
0.847 ± 0.139 |
0.853 ± 0.132 |
0.810 ± 0.155 |
| Total hip | 1.116 ± 0.151 |
1.010 ± 0.150 |
0.985 ± 0.128 |
0.893 ± 0.157 |
| Trochanter | 0.766 ± 0.120 |
0.683 ± 0.116 |
0.767 ± 0.104 |
0.689 ± 0.124 |
| Radius midpoint | 0.679 ± 0.066 |
0.577 ± 0.063 |
0.681 ± 0.065 |
0.547 ± 0.077 |
| Radius one-third | 0.778 ± 0.068 |
0.652 ± 0.067 |
0.802 ± 0.066 |
0.673 ± 0.075 |