child sex
1 = male
2 = female

mom's highest level of education
-9 = NOT ASCERTAINED
-1 = NOT APPLICABLE
1 = 8TH GRADE OR BELOW
2 = 9TH - 12TH GRADE
3 = HIGH SCHOOL DIPLOMA/EQUIVALENT
4 = VOC/TECH PROGRAM
5 = SOME COLLEGE
6 = BACHELOR'S DEGREE
7 = GRADUATE/PROFESSIONAL SCHOOL-NO DEGREE
8 = MASTER'S DEGREE (MA, MS)
9 = DOCTORATE OR PROFESSIONAL DEGREE

0 'none' 1 'food insecure'
0 = not food insecure
1 = food insecure

school type pub or private
0 = private school
1 = public school