Measured by blood test on children every 3 months.
Families will take tests after each class to evaluate knowledge attained.
So I am studying the causal relation of the blood lead levels and the family's level of knowledge.
Chose a cohort study using a correlation test.
Hi there, here are the details.
Study the association between parental knowledge of lead poisoning disease prevention practices and the incidence of lead poisoning among their children
Intervention: 1 year
Program components; All participants attend 4 educational classes...