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| Infant characteristics | Percentage or Mean (SD) |
| Birthweight (g) | 3592 (492) |
| Gestational age at birth | 40.1 (1.4) |
| Gender | 46%girls/54% boys |
| DXA: | |
| Scan day (after birth) | 1.8 (0.9) |
| Scan weight, DXA estimation (g) | 3408 (473) |
| Fat mass (%) | 13.6 (2.6) |
| Fat mass (g) | 494 (123) |
DXA; Dual Energy X-Ray Absorptiometry.
