Table 2.

Participants’ clinical and socio-demographic characteristics

GA at birth (weeks), median (IQR)	30.29 (28.79–31.79)
Birth weight (g), median (IQR)	1275 (980–1570)
PMA at MRI (weeks), mean (±SD)	42.22 (0.79)
CA at assessment, median (IQR)	4.63 (4.1−5.16)
Female, number (percentage)	71 (47%)
IQ score, mean (±SD)	108.03 (17.00)
IMD score quintiles	1 (least deprived)	36	23.8%
	2	26	17.2%
	3	37	24.5%
	4	35	23.2%
	5 (most deprived)	17	11.3%
Maternal education ≥19 years, number (percentage)	117 (77.5%)

CA, corrected age at assessment; GA, gestational age; IMD, index of multiple deprivation; IQR, interquartile range; MRI, magnetic resonance imaging; PMA, postmenstrual age at neonatal MRI.