Effects of different doses of long-acting growth hormone in treating children with growth hormone deficiency

Table 2 Comparison of annual growth rate (cm/year) and height standard deviation score in high-dose and low-dose groups (mean ± SD)

Group	GV (cm/year)				HtSDS
	Before	After	t value	P value	Before	After	t value	P value
HDG (n = 23)	3.87 ± 0.63	9.77 ± 1.89	14.183	0.000	-2.41 ± 0.74	-1.56 ± 0.72	-3.947	0.000
LDG (n = 21)	3.90 ± 0.66	9.06 ± 1.45	18.847	0.000	-2.12 ± 0.46	-1.39 ± 0.53	-4.779	0.000
t value	-0.181	1.392			-1.568	-0.927
P value	0.857	0.171			0.124	0.359

HDG: High-dose group; LDG: Low-dose group; GV: Growth velocity; HtSDS: Height standard deviation score.