Table 1.
Descriptive statistics for all variables used in the analysis
| Variable | Total | White | Mexican American | Pr (w-m) = 0 |
|---|---|---|---|---|
| Height (in) | 67.50 | 68.05 | 65.39 | 0.001 |
| Weight (lb) | 150.09 | 148.81 | 155.00 | 0.414 |
| BMI | 23.10 | 22.51 | 25.35 | 0.004 |
| Age | 16.62 | 16.53 | 16.95 | 0.432 |
| Female | 27.93 | 30.68 | 17.39 | 0.209 |
| Poor (yearly income < $15k) | 15.31 | 11.36 | 30.43 | 0.023 |
| Genetic measures | ||||
| PC1 | 0.00 | 1.804 | −0.472 | 0.000 |
| Mahalanobis Distance | 44.59 | 37.68 | 71.01 | 0.000 |
| Sample size (n) | 111 | 88 | 23 | — |
BMI = body mass index; PC1 = First principal component.
Note: See Methods for a detailed description of the sample and the measures described here. p-values describe the probability of a type-I error regarding differences between white and Mexican-American respondents across the measured items.