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NHANES 2007-2008 Demographics Variable List

Variable NameVariable DescriptionData File NameData File DescriptionBegin YearEndYearComponentUse Constraints
SEQNRespondent sequence number.DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
SDDSRVYRData Release Number.DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
RIDSTATRInterview and Examination Status of the Sample Person.DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
RIDEXMONSix month time period when the examination was performed - two categories: November 1 through April 30, May 1 through October 31.DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
RIAGENDRGender of the sample personDEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
RIDAGEYRBest age in years of the sample person at time of HH screening. Individuals 80 and over are topcoded at 80 years of age.DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
RIDAGEMNBest age in months at date of screening for individuals under 80 years of age.DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
RIDAGEEXBest age in months at date of examination for individuals under 80 years of age at screening.DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
RIDRETH1Recode of reported race and ethnicity information.DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMQMILITDid {you/SP} ever serve in the Armed Forces of the United States?DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMDBORN2In what country {were you/was SP} born?DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMDCITZN{Are you/Is SP} a citizen of the United States? [Information about citizenship is being collected by the U.S. Public Health Service to perform health related research. Providing this information is voluntary and is collected under the authority of the Public Health Service Act. There will be no effect on pending immigration or citizenship petitions.] DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMDYRSUSLength of time SP has been in the US.DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMDEDUC3(SP Interview Version) What is the highest grade or level of school {you have/SP has} completed or the highest degree {you have/s/he has} received?DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMDEDUC2(SP Interview Version) What is the highest grade or level of school {you have/SP has} completed or the highest degree {you have/s/he has} received?DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMDSCHOL{Are you/Is SP} now . . . DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMDMARTLMarital StatusDEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMDHHSIZTotal number of people in the HouseholdDEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMDFMSIZTotal number of people in the FamilyDEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
INDHHIN2Total household income (reported as a range value in dollars)DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
INDFMIN2Total family income (reported as a range value in dollars)DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
INDFMPIRA ratio of family income to poverty thresholdDEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
RIDEXPRGPregnancy status for females between 20 and 44 years of age at the time of MEC exam.DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMDHRGNDGender of the household reference personDEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMDHRAGEAge in years of the household reference person at the time of HH screening. Individuals 80 and over are topcoded at 80 years of age.DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMDHRBR2In what country {were you/was NON-SP Head} born?DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMDHREDUWhat is the highest grade or level of school {you have/NON_SP HEAD has} received?DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMDHRMARMarital Status of household reference personDEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
DMDHSEDUWhat is the highest grade or level of school {you have/NON-SP SPOUSE has completed or the highest degree {you have/he/she has} receivedDEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
SIALANGLanguage of the Sample Person Interview InstrumentDEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
SIAPROXYWas a Proxy respondent used in conducting the Sample Person (SP) interview?DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
SIAINTRPWas an interpreter used to conduct the Sample Person (SP) interview?DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
FIALANGLanguage of the Family Interview InstrumentDEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
FIAPROXYWas a Proxy respondent used in conducting the Family Interview?DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
FIAINTRPWas an interpreter used to conduct the Family interview?DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
MIALANGLanguage of the CAPI MEC Interview InstrumentDEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
MIAPROXYWas a Proxy respondent used in conducting the MEC CAPI Interview?DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
MIAINTRPWas an interpreter used to conduct the MEC CAPI interview?DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
AIALANGLanguage of the MEC ACASI Interview InstrumentDEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
WTINT2YRInterviewed Sample Persons.DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
WTMEC2YRBoth Interviewed and MEC Examined Sample Persons.DEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
SDMVPSUMasked Variance Unit Pseudo-PSU variable for variance estimationDEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
SDMVSTRAMasked Variance Unit Pseudo-Stratum variable for variance estimationDEMO_EDemographic Variables and Sample Weights20072008DemographicsNone
 
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