Table 2.

Comparison of growth and development between the two groups of patients [±s].

Group	Number of cases	Restore birth weight (d)	Body mass increase at 14 days (g)	Body length gain at 14 days (cm)	The head circumference increased at 14 days (cm)
Control group	70	9.58 ± 0.36	24.92 ± 2.65	1.48 ± 0.54	0.72 ± 0.21
Research group	70	8.10 ± 0.54	29.84 ± 2.45	2.59 ± 0.34	1.94 ± 0.21
t		19.079	11.405	14.553	34.269
P		<0.01	<0.01	<0.01	<0.01