Table 2a. Summary of exposure/outcome/confounder data available on the 4750 used for analysis—continuous variables.
| N | Mean | s.d. | |
|---|---|---|---|
| Outcomes | |||
| Fat mass at 15-year clinic visit (kg)a | 4750 | 13.7 | 8.3, 20.1 |
| Lean mass at 15-year clinic visit (kg) | 4750 | 43.1 | 8.4 |
| BMI (kg m−2)a | 4745 | 20.7 | 19.0, 23.0 |
| Confounders | |||
| Maternal height (cm) | 4560 | 164.4 | 6.7 |
| Maternal pre-pregnancy BMI (kg m−2) | 4337 | 22.8 | 3.7 |
| Paternal height (cm) | 3472 | 176.5 | 6.8 |
| Paternal BMI at time of pregnancy (kg m−2) | 3448 | 25.1 | 3.2 |
| Maternal age in pregnancy (years) | 4750 | 29.2 | 4.5 |
| Gestation (weeks) | 4750 | 39.5 | 1.8 |
| Birthweight (kg) | 4689 | 3.4 | 0.5 |
| Energy intake at 38 months (kJ per day) | 4281 | 5206.9 | 1240.1 |
| Age at 15-year clinic visit (years) | 4750 | 15.5 | 0.3 |
| Height at 15-year clinic visit (cm) | 4748 | 169.3 | 8.4 |
Abbreviation: BMI, body mass index.
a
Median and interquartile range.