National Addiction & HIV Data Archive Program

Variable Search Results

Your query returned 21 variables. Use the search box below to revise your search .

 
 
 
 
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Name
Label/Question

UNIQUE PAIR IDENTIFICATION NUMBER

The unique pair identification number for each pair.

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Adolescent Pairs Data.

ADOLESCENT 1 IDENTIFICATION NUMBER

The identification number of the first adolescent.

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Adolescent Pairs Data.

ADOLESCENT 2 IDENTIFICATION NUMBER

The identification number of the second adolescent.

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Adolescent Pairs Data.

FAMILY IDENTIFICATION NUMBER

The household identification number. Some households have more than 1 pair of adolescents. This number is the same for all the pairs within a single household. ... (view details)

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Adolescent Pairs Data.

TWIN ZYGOSITY, BASED ON DNA ANALYSIS

Zygosity as determined by genotypes.

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Adolescent Pairs Data.

PAIR TYPE-ORIGINAL

The original sibling classification variable.

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Adolescent Pairs Data.

PAIR TYPE-MOST DIFFERENTIATED

The second and most differentiated sibling classification variable. Assigns relationships to the pairs in the not related group, (as well as the twin, full sib, and half-sib pairs) based on dummy variables. ... (view details)

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Adolescent Pairs Data.

PAIR TYPE-WITH COUSINS,SOME DELETED

A third pair classification variable. Collapses most of the unrelated pair types into the NR group but does separate out the cousins. Codes the aunt/uncle, niece/nephew pairs and the group home pairs as missing. ... (view details)

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Adolescent Pairs Data.

PAIR TYPE-WITH COUSINS,MORE DELETED

A fourth pair classification variable. Collapses most of the unrelated pair types into the NR group but does separate out the cousins. Codes the aunt/uncle, niece/nephew pairs, the group home pairs, the spouse pairs, and the in-law pairs as missing.... (view details)

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Adolescent Pairs Data.

SIMILARITY COMPOSITE FROM COMBINED TWIN

A continuous score of twins' self-report of confusability of appearance, in most cases used to estimate twin zygosity.

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Adolescent Pairs Data.

ZYGOSITY BASED ON AVG.TWIN SELF REPORT

Twins self-report of zygosity.

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Adolescent Pairs Data.

RESPONDENT IDENTIFIER

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Wave III Sibling Data.

AID OF SIBLING 1-W3

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Wave III Sibling Data.

RELATIONSHIP OF SIBLING 1-W3

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Wave III Sibling Data.

AID OF SIBLING 2-W3

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Wave III Sibling Data.

RELATIONSHIP OF SIBLING 2-W3

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Wave III Sibling Data.

AID OF SIBLING 3-W3

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Wave III Sibling Data.

RELATIONSHIP OF SIBLING 3-W3

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Wave III Sibling Data.

AID OF SIBLING 4-W3

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Wave III Sibling Data.

RELATIONSHIP OF SIBLING 4-W3

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Wave III Sibling Data.

ASKED SIBLING QUESTIONS

Taken from: National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Sibling Files [Restricted Use] - Wave III Sibling Data.

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