Figure 2.
Insulin-like growth factor-1 (IGF-1) levels before and after intervention. There was no significant difference in the level of IGF-1 between the two groups before the intervention (p>0.05). After intervention, the levels of IGF-1 were significantly higher in both groups after intervention than those before intervention (p<0.05). After intervention, IGF-1 level was higher in the experimental group than that in control group (p<0.05).