Table 5.

Size at 3 years, and growth from birth, by offspring H19 2992 genotype, (ALSPAC cohort)

Offspring genotype	CC	CT	TT	PA	PD
	(n = 946)	(n = 462)	(n = 41)
Weight at 3 y (kg)	15.0 ± 1.7	14.9 ± 1.7	14.8 ± 1.7	0.4	0.4
Height at 3 y (cm)	95.6 ± 3.6	95.3 ± 3.5	95.2 ± 3.7	0.2	0.2
Change in Weight SDS 0–3 y	0.01 ± 1.17	-0.13 ± 1.07	-0.10 ± 1.29	0.01	0.02
Change in Height SDS 0–3 y	0.06 ± 1.12	-0.10 ± 1.02	-0.17 ± 1.26	0.01	0.01

Mean ± SD, adjusted for sex and age

P_A = P value for additive genetic model (per T allele)

P_D = P value for dominant genetic model (CC versus T/*)