Wave I Codebooks
The table below lists available codebooks and other files containing information about the Wave I instruments, as well as short descriptions of file contents, compressed file size, and approximate number of printed pages. The files are in pdf, compressed into ZIP files for faster downloading. After you have downloaded the files, use a decompression software to unzip them and Adobe Reader to view and print them.
| File Name | Description | File Size (bytes) |
No. of Pages |
| School Administrator Questionnaire The School Administrator Codebook contains information from the questionnaire completed by school administrators from the majority of schools in the Add Health study. The index lists the questions and variable names in this questionnaire. |
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| schadm1.zip | School Administrator Codebook: Characteristics of schools participating in the study | 173,433 | 46 |
| schadndx.zip | School Administrator Index: List of questions and variable names from the School Administrator Questionnaire | 19,812 | 6 |
| Adolescent In-School Questionnaire The In-School Codebook contains questions, variable names, and frequencies for respondents from the 145 schools that participated in the in-school administration of the Add Health study. This codebook also provides information on recoding of in-school data for consistency. The index lists questions and variable names in the In-School Questionnaire. |
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| inschool.zip | Adolescent In-School Codebook: Adolescent In-School Questionnaire responses | 164,273 | 53 |
| schndx.zip | Adolescent In-School Index: List of questions and variable names from the Adolescent In-School Questionnaire | 19,842 | 6 |
| Parent In-Home Questionnaire The Parent In-Home Codebook contains questions, variable names, and frequencies of responses from the parent or guardian of adolescents participating in the Add Health study. The guidebook contains information on recoding for consistency. The index lists questions and variable names in the Parent Questionnaire. |
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| parent.zip | Parent In-Home Codebook: Parent In-Home Questionnaire responses | 370,332 | 100 |
| pqguide.zip | Parent In-Home Guidebook: Information on data recoding | 14,278 | 6 |
| pqndx.zip | Parent In-Home Index: List of questions and variables from the Parent In-Home Questionnaire | 33,343 | 12 |
| Adolescent In-Home Interview The Adolescent In-Home Codebook is available in 44 sections. Each section provides the questions, variable names, and frequencies on a particular topic in the In-Home Interview. The introductory section contains information about the dataset, response patterns, and data inconsistencies. The index lists all the questions and variable names from the entire adolescent In-Home Interview. |
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| intro1.zip | Introduction: Information about the data file, including global variable definitions, response patterns, and known data problems | 69,425 | 34 |
| sectiona.zip | Section A: Preloaded and Constructed Variables | 21,111 | 7 |
| inhome01.zip | Section 1: General Introduction | 45,674 | 16 |
| inhome02.zip | Section 2: Daily Activities | 14,069 | 4 |
| inhome03.zip | Section 3: General Health | 77,027 | 25 |
| inhome04.zip | Section 4: Taught in School | 14,245 | 4 |
| inhome05.zip | Section 5: Academics and Education | 47,965 | 15 |
| inhome06.zip | Section 6: Physical and Functional Limitations | 29,239 | 8 |
| inhome07.zip | Section 7: Access to Health Services | 24,233 | 7 |
| inhome08.zip | Section 8: Pregnancy, AIDS, and STD Risk Perceptions | 12,671 | 3 |
| inhome09.zip | Section 9: Self-Efficacy | 9,655 | 2 |
| inhome10.zip | Section 10: Feelings Scale | 19,767 | 6 |
| inhome11.zip | Section 11: Household Roster | 228,752 | 63 |
| inhome12.zip | Section 12: Non-Resident Biological Mother | 28,452 | 9 |
| inhome13.zip | Section 13: Non-Resident Biological Father | 30,442 | 9 |
| inhome14.zip | Section 14: Resident Mother | 25,724 | 7 |
| inhome15.zip | Section 15: Resident Father | 26,669 | 8 |
| inhome16.zip | Section 16: Relations with Parents | 37,779 | 12 |
| inhome17.zip | Section 17: Motivations to Engage in Risky Behaviors | 21,740 | 7 |
| inhome18.zip | Section 18: Personality and Family | 38,654 | 13 |
| inhome19.zip | Section 19: Knowledge Quiz | 24,088 | 7 |
| inhome20.zip | Section 20: Friends | 90,810 | 28 |
| inhome21.zip | Section 21: Ideal Romantic Relationship | 72,107 | 20 |
| inhome22.zip | Section 22: Romantic Relationship Roster | 5,927 | 1 |
| inhome23.zip | Section 23: Liked Relationship Roster | 8,614 | 2 |
| inhome24.zip | Section 24: Contraception | 57,150 | 18 |
| inhome25.zip | Section 25: Relationship Information | 475,805 | 136 |
| inhome26.zip | Section 26: Non-Relationship History | 669,158 | 186 |
| inhome27.zip | Section 27: Motivations for Birth Control | 14,381 | 4 |
| inhome28.zip | Section 28: Tobacco, Alcohol, Drugs | 90,560 | 27 |
| inhome29.zip | Section 29: Delinquency Scale | 17,823 | 5 |
| inhome30.zip | Section 30: Joint Occurrences | 33,502 | 10 |
| inhome31.zip | Section 31: Fighting and Violence | 20,963 | 6 |
| inhom32a.zip | Section 32A: Male Physical Development | 9,459 | 2 |
| inhom32b.zip | Section 32B: Female Physical Development | 68,470 | 20 |
| inhome33.zip | Section 33: Suicide | 11,138 | 3 |
| inhome34.zip | Section 34: Parents' Attitudes | 14,374 | 4 |
| inhome35.zip | Section 35: Protective Factors | 12,296 | 3 |
| inhome36.zip | Section 36: Neighborhood | 9,489 | 2 |
| inhome37.zip | Section 37: Religion | 14,680 | 4 |
| inhome38.zip | Section 38: Expectations, Employment, Income | 18,654 | 5 |
| inhome39.zip | Section 39: Relations with Siblings | 88,566 | 24 |
| inhome40.zip | Section 40: Interviewer Remarks | 110,917 | 30 |
| inhome41.zip | Section 41: Cards used during the interview | 19,590 | 8 |
| wave1ndx.zip | In-Home Index: List of questions and variable names from the Wave I Adolescent In-Home Interview | 221,729 | 85 |
| School Network Variables The Network Variables Codebook provides information on constructed variables designed to measure social network characteristics at the individual and school levels. |
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| network.zip | Network Variables: Social network variables based on friendship nominations from the In-School Questionnaire | 87,973 | 35 |
| Adolescent Household Pairs The Pairs Codebook identifies adolescent household pairs interviewed in the Add Health study. |
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| pairs.zip | Pair Definition: Variable names and frequencies for adolescent household pairs; pair type (e.g., twin, full sibling, half-sibling) and pair sex composition defined | 30,033 | 12 |
| Contextual Data The Contextual Database Codebook provides information on the contextual variables constructed for the public use dataset. |
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| contextp.zip | Wave I and Wave II Public Use Contextual Data: Information on characteristics of the communities included in the Add Health sample | 85,238 | 28 |
| Network Structure Files The Network Structure Files Codebook provides information on the in-school friendship nomination data stored as arc/edge lists in the PAJEK.PAJ format. |
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| structur.zip | In-school Network Structure Files: Data files created from the complete Add Health in-school friendship networks. | 82,930 | 7 |
