Table 2.

The comparison of CAP and SIR scores of children before and after intervention.

Groups	N	CAP	SIR
Before intervention	420	2.39 ± 0.23	1.25 ± 0.19
After intervention	420	3.56 ± 0.15	2.32 ± 0.16
t	—	14.24	10.78
P value	—	0.001	0.003