Table 2.
Variable | Twin/sibling group 1 | Twin/sibling group 2 |
---|---|---|
n | 85 | 85 |
Sex (% female) | 54.1 | 55.3 |
← mean±standard deviation → | ||
BMIab | 16.13±2.70 | 16.47±3.83 |
BMI z scoreb | 0.24±0.99 | 0.11±0.99 |
Age (y) | 4.56±1.45 | 4.33±2.08 |
BMI = body mass index; calculated as kg/m2.
Sample size for BMI and BMI z score is n = 68 for sibling group 1 and n = 67 for sibling group 2.