Table 4.

Available data of weight and length gain from birth to 4 years (variability ± 2 months) in SRS children and SGA subjects.

	11p15LOM (8pt)	UPD7 (11 pt)	SGA(7pt)	p value 11p15 vs UPD7	11p15 vs SGA	UPD7 vs SGA
BMI SD at 2y	-2.1 ± 1.5	-3.07 ± 0.93	-1.17 ± 0.54	0.34	0.34	0.001
Δ BMI SD from 2y to 3y	-1.45 ± 2.7	0.53 ± 0.64		0.04
Δ BMI SD from 2y to 4y	-1.3 ± 3	0.7 ± 0.6		0.06
Weight gain (kg) birth-1 year	4.1 ± 0.93	3.3 ± 0.56		0.23
Weight gain (kg) Birth-4 years	8.63 ± 1.3	8.1 ± 1.44	9.6 ± 1.07	0.33	0.16	0.03
Weight gain (kg) 2-4 years	2.5 ± 1.6	3.1 ± 1.1		0.66
Length gain Birth-1 year	23 ± 8.2	22.1 ± 4.5		0.5
Height gain birth-4years	49.5 ± 6.6	44.9 ± 4.9	47.3 ± 4.2	0.07	0.34	0.37
Height gain (cm) 2-4 years	16.7 ± 3.6	15 ± 3.3		0.34

BMI, body mass index; w, weeks; y, years; SGA, small for gestational age; SRS, Silver-Russell syndrome; 11p15, 11p15 loss of methylation; UPD7, maternal uniparental disomy of chromosome 7.The bold numbers indicate a statically significant p-value ( p value ≤ 0.05).