Respondent sequence number
Data release cycle
Interview/Examination status
Gender
Age in years at screening
Age in months at screening - 0 to 24 mos
Race/Hispanic origin
Race/Hispanic origin w/ NH Asian
Six month time period
Age in months at exam - 0 to 19 years
Served active duty in US Armed Forces
Served in a foreign country
Country of birth
Citizenship status
Length of time in US
Education level - Children/Youth 6-19
Education level - Adults 20+
Marital status
Pregnancy status at exam
Language of SP Interview
Proxy used in SP Interview?
Interpreter used in SP Interview?
Language of Family Interview
Proxy used in Family Interview?
Interpreter used in Family Interview?
Language of MEC Interview
Proxy used in MEC Interview?
Interpreter used in MEC Interview?
Language of ACASI Interview
Total number of people in the Household
Total number of people in the Family
# of children 5 years or younger in HH
# of children 6-17 years old in HH
# of adults 60 years or older in HH
HH ref person's gender
HH ref person's age in years
HH ref person's education level
HH ref person's marital status
HH ref person's spouse's education level
Full sample 2 year interview weight
Full sample 2 year MEC exam weight
Masked variance pseudo-PSU
Masked variance pseudo-stratum
Annual household income
Annual family income
Ratio of family income to poverty