TABLE 1.

Demographic characteristics for participants included in neonatal atlas.

	N
Child sex
Male	68
Female	76
Race
White	98
Black or African American	25
Other	21
Twin status
Non-twin (singleton)	71
Twin	73
Monozygotic	27
Dizygotic	46
	M (SD)	Range
Gestational age at birth (weeks)	37.11 (2.66)	30.14 – 42.14
Birthweight (g)	2822.84 (682.57)	1060 – 4730
Gestational age at scan (PMA, weeks)	41.88 (1.83)	38.14 – 48
Age at scan (days since birth)	30.83 (16.12)	10 – 86
Maternal education (years)	14.98 (3.98)	3 – 24
Maternal age at birth (years)	29.27 (5.10)	16 – 42