Table 3.

Mothers’ overall practice scores for lead exposure before and after the educational intervention

Mothers’ practices	Pre		Post		χ2	P value
Satisfactory	196	78.1	227	90.3	44.275	0.001
Un satisfactory	55	21.9	24	9.7
Mean	9.2 ± 1.8		14.3 ± 1.9