A Guide to the 1979-2004
National Longitudinal Survey of Youth Data
Center for Human Resource
Research
The Ohio State University
Columbus, Ohio
August 2006
Chapter 1: Introduction
Chapter 2: Sample Design & Fielding Procedures
Chapter 3: Guide to the Data
Chapter 4: Topical Index to the NLSY79
4.1 Age
4.2 Alcohol Use
4.3 Aptitude, Achievement & Intelligence Scores
4.4 Assets
4.5 Attitudes & Expectations
4.6 Child Care
4.7 Cigarette Use
4.8 Class of Worker
4.9 Clustering Adjustments
4.10 Crime, Delinquency & Arrest
Records
4.11 Discrimination
4.12 Drug Use
4.13 Educational Attainment & School
Enrollment
4.14 Family Background
4.15 Fertility
4.16 Fringe Benefits
4.17 Gender
4.18 Geographic Residence & Environmental Characteristics
4.19 Government Training & Jobs
Programs
4.20 Health
4.21 Household Composition
4.22 Income
4.23 Industries
4.24 Job Characteristics
4.25 Job Satisfaction
4.26 Job Search
4.27 Jobs & Employers
4.28 Labor Force Status
4.29 Marital Status, Marital Transitions
& Attitudes
4.30 Military
4.31 Occupations
4.32 Pension Benefits & Pension
Plans
4.33 Poverty Status & Public Assistance
Support Sources
4.34 Race, Ethnicity & Nationality
4.35 School & Transcript Surveys
4.36 School Discipline
4.37 Sexual Activity & Contraception
4.38 Time & Tenure with Employers
4.39 Training
4.40 Wages
4.41 Work Experience
4.42 Work History Data
Appendix A: Quick Reference Guide
Appendix B: Selected Variables for the NLSY79
Appendix C: Standard Errors and Design Effects
Appendix D: NLSY79 Areas of Interest
Appendix E: NLSY79 Glossary of Terms
The NLS: Survey Groups, Sample Sizes, Interview Years & Status |
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NLSY79 Sample Size by Subsample, Race & Gender for Selected Years |
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Number of NLSY79 Civilian Respondents by Type of Household: 1979 |
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NLSY79 Mother & Child Samples: 1979-2004 Surveys |
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NLSY79 Child Sample Sizes by Age & Race/Ethnicity: 1986-2004 |
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NLSY79: Current Data Releases |
Number of Respondents Born Each Month by Birth Year |
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Base Year Interview Completion: NLSY79 |
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NLSY79 Military Respondents Interviewed in 1979 by Gender, Race & Military Branch |
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NLSY79 Main Youth Fielding Periods |
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Percent of NLSY79 Interviews Conducted by Telephone, 1979-2004 |
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Sample Sizes & Retention Rates by Sample Type: NLSY79 |
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Response Rates (Excluding Deceased Respondents) by Sample Type: NLSY79 |
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Reasons for Noninterview: NLSY79 1979-2004 |
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Reasons for Noninterview by Gender: NLSY79 1980-2004 |
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Reasons for Noninterview by Race/Ethnicity: NLSY79 1980-2004 |
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Reasons for Noninterview by Sample Type: NLSY79 1980-2004 |
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Percentage of NLSY79 Respondents, Excluding Dropped Respondents, Who Answered Every Survey: 1979-2004 |
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Cohort Characteristics by Race: 1979-2004 |
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Number of Interviews Respondents Completed out of 21 Surveys by Sex: NLSY79 1979-2004 |
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Number of Interviews Respondents Completed out of 21 Surveys by Race: NLSY79 1979-2004 |
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Number of Interviews Respondents Completed out of 21 Surveys by Sample Type: NLSY79 1979-2004 |
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Figure 2.11.1 | NLSY79 Round 20 Advance Letter |
Figure 2.11.2 | Confidentiality and Reporting Burden Information in the NLSY79 Advance Letter |
Types of NLSY79 Survey Instruments & User Aids |
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NLSY79 Question Numbering Conventions |
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Employer Supplement Question Numbering Conventions: 1980-2004 |
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NLSY79 1988 & 1993 Reference Number Assignment |
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NLSY79 Sample PAPI Codeblock |
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NLSY79 Sample CAPI Codeblock |
Age & Date of Birth Variables for Respondents: NLSY79 (1979-2002) |
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Age Distribution of Respondents on Day of Interview (Unweighted Data) |
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Age Distribution of Respondents on June 30th of Interview Year (Unweighted Data) |
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Alcohol Variables by Survey Year: NLSY79 |
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Aptitude & Intelligence Tests: NLSY79 School Survey, Transcript Survey & Profiles Testing |
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NLSY79 Asset Questions 1979 to 1984 |
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NLSY79 Asset Questions 1985 to 2004 |
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Response Rates to Questions on Wealth: 1992 |
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Number and Percentage of Respondents Whose Assets Were Top Coded in 1985 and 1993 |
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Percent of NLSY79 Respondents Who Either Agree or Strongly Agree with Statement (Unweighted) |
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NLSY79 Expectations Questions |
Child Care Questions: 1982-2004 NLSY79 Surveys Including the Special 1989 Child Care Supplement |
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Definitions of CPS Class of Worker Entries |
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Table 4.9.1 | Effect of Clustering Correction on a Mean Value's Standard Error, 1998 Data, Example One |
Table 4.9.2 | Effect of Clustering Correction on a Mean Value's Standard Error, 1998 Data, Example Two |
Figure 4.9.1 | SAS Commands To Create Sudaan Data File |
Figure 4.9.2 | Sudaan Label File |
Figure 4.9.3 | Sudaan Commands Used To Create Summary Statistics In Table 4.9.1 |
Figure 4.9.4 | Sudaan Commands Used To Create Regression Values In Table 4.9.2 |
Number of Respondents Reporting Participation within the Past Year in Illegal Activities by Gender & Race/Ethnicity: 1980 NLSY79 (Unweighted) | |
Number of Respondents Reporting Contact with the Police and/or Criminal Justice System by Gender, Race/Ethniciy & 1979 Family Poverty Status: 1980 NLSY79 (Unweighted) |
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Number of NLSY79 Respondents in Jail or Prison at Survey Date |
Educational Attainment & School Enrollment Variables: 1979-2004 |
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Other Schooling-Related Variables |
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Computer Code to Create Father's Age in 1979 |
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Religious Affiliation and Upbringing of Respondents (Unweighted Data) |
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Questions Asked of Respondents in Long Fertility Section during Even Numbered Survey Years |
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Age at First Birth for NLSY79 Respondents as of the 2002 Interview |
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Number of Children Born to NLSY79 Respondents by 2004 vs. Number of Children Desired in 1979 |
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Percentage of Respondents Who Have Never Reported Having a Spouse or Partner | |
Number of Civilian Workers Reporting the Availability of Various Types of Fringe Benefits at Their Current/Last Job: NLSY79 1979-2004 |
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Select Residence Variables by Survey Year & Area of Interest: NLSY79 Main & Geocode Files |
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Representative Types of County/SMSA Environmental Characteristic Data: NLSY79 Geocode CD |
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Federally Funded Agencies Providing Government Jobs: 1979-87 |
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Percentage of Respondents Whose Current or Most Recent Job Provided Health Insurance Benefits |
Guide to the Household Interview Forms: NLSY79 1979-2004 |
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Distribution of Respondents Living within Single & Multiple Respondent Households: NLSY79 |
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Number of NLSY79 Civilian Respondent Pairs Interviewed in 1979 & 1992 |
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Short Form NLSY79 Income Questions: 1979-82 |
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Long Form NLSY79 Income Questions: 1979-82 |
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Detailed NLSY79 Income Questions 1983-2004 |
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Response Rates to Questions on Income: NLSY79 1992 |
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Major Industrial Groups: 1970 Census of Population |
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Industrial Sector of Civilian Respondents' Most Recent Job by Survey Year: NLSY79 Males 1979-2000 |
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Industrial Sector of Civilian Respondents' Most Recent Job by Survey Year: NLSY79 Females 1979-2000 |
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Table 4.23.3 | Industrial Sector of Civilian Respondent's Most Recent Job by Survey Year: NLSY79 Males 2002-2004 |
Table 4.23.4 | Industrial Sector of Civilian Respondent's Most Recent Job by Survey Year: NLSY79 Females 2002-2004 |
Variables Needed to Construct the Job Characteristics Index: NLSY79 |
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Variables Needed to Construct the Job Satisfaction Index: NLSY79 |
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Number of Employed and Not Employed NLSY79 Job Seekers (Unweighted Data) |
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Functions of the Various Job-Related Survey Instruments |
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Instructions to Interviewers for Identifying the CPS Employer for Civilian NLSY79 Respondents: 1996 |
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Computer Code to Create Number of Jobs Ever Reported |
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Definitions of Key CPS Labor Force Concepts |
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Instructions to NORC Interviewers for Coding NLSY79 Respondents' Labor Force Status |
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Definitions of NLSY79 Weekly Labor Force Activity Categories: NLSY79 Work History Data |
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Created Summary Variables: 1979 to Current Survey |
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Labor Force Status: NLSY79 Civilian & Military Respondents 1979-98 (Unweighted Data) |
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Labor Force Status: NLSY79 Civilian & Military Respondents by Gender & Race/Ethnicity 1979-98 |
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Expanded and Collapsed Marital Status: NLSY79 1992 |
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Number of NLSY79 Respondents in the Active Armed Forces and Number Who Enlisted in Any Branch in That Year |
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Military Pay Variables in the NLSY79 1979 Cohort |
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Occupational Coding Classification Systems: NLSY79 |
Sources of Public Assistance Support: 1979-2004 NLSY79 |
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Poverty Status by Type of Residence: 1979 & 1988 NLSY79 (Unweighted Data) |
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Ethnicity by Racial/Ethnic Cohort from Screener (Unweighted Data) |
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Current Immigration/Naturalization Status: 1990 NLSY79 Respondents Born Outside the United States |
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Transcript Data Collection, Rounds I-III: 1980-83 NLSY79 |
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Reported Age at which Respondents First Had Sex by Race and Gender |
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Knowledge of When Pregnancy Most Likely to Occur |
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Gaps in Employment: NLSY79 Main Files |
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Core Data Collection: NLSY79 Training 1979-86 and 1988-2004 |
Training & Training Providers: Definitions from the NLSY79 Question-by-Question Specifications (1991) |
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Number of Respondents Participating in Training by Survey Year, Type of Training, Gender, and Race/Ethnicity: NLSY79 1988-94 |
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Types of Training Providers Identified in the "Other Training" & "Training" Sections of the NLSY79 Questionnaire: 1979-2004 |
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Number of Respondents Participating in Training Programs by Survey Year, Type of Program, and Gender: NLSY79 1979-2004 |
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"Other Training" & "Training" Sections of the NLSY79 Surveys: 1979-2004 |
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Core Rate of Pay Variables: NLSY79 Combined Main & Work History Files |
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Computer Code to Create Hourly Rate of Pay |
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Average Number of Weeks Working Per Year for Respondents Who Provided Data in All Years from 1979 to 2004 |
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Number of Weeks Respondents Are Working, Not Working, and Unknown from NLSY79 2004 Work History Data |
Extent of Refusals, Don't Knows & Invalid Skips in 1979 NLSY79 Survey |
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Extent of Refusals, Don't Knows & Invalid Skips in 1984 NLSY79 Survey |
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Extent of Refusals, Don't Knows & Invalid Skips in 1989 NLSY79 Survey |
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Extent of Refusals, Don't Knows & Invalid Skips in 1994 NLSY79 Survey |
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Table 5.2.5 | Extent of Refusals, Don't Knows & Invalid Skips in 1998 NLSY79 Survey |
Table 5.2.6 | Extent of Refusals, Don't Knows & Invalid Skips in 2004 NLSY79 Survey |
Number of Respondents with Missing Data in 1979 Survey |
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Number of Respondents with Missing Data in 1984 Survey |
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Number of Respondents with Missing Data in 1989 Survey |
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Number of Respondents with Missing Data in 1994 Survey |
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Table 5.3.5 | Number of Respondents with Missing Data in 1998 Survey |
Table 5.3.6 | Number of Respondents with Missing Data in 2004 Survey |
Amount of Missing Data Per Question in the Work Experience Section, 1979 Survey |
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Amount of Missing Data Per Question in Male Fertility Section, 1984 Survey |
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Amount of Missing Data Per Question in Female Fertility Section, 1984 Survey |
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Amount of Missing Data Per Question in Feeding Part of Fertility Section, 1984 Survey |
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Amount of Missing Data Per Question in Child Part of Fertility Section, 1984 Survey |
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Amount of Missing Data Per Question in Abortion Questions of Fertility Section, 1984 Survey |
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Amount of Missing Data Per Question in Income Section, 1989 Survey |
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Amount of Missing Data Per Question in Asset Section, 1989 Survey |
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Amount of Missing Data Per Question in Alcohol Use Section, 1994 Survey |
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Amount of Missing Data Per Question in Drug Use Section, 1994 Survey |
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Table 5.4.11 | Amount of Missing Data Per Question in Marital History Section, 1998 Survey |
Table 5.4.12 | Amount of Missing Data Per Question in Health Section, 2004 Survey |
List of NLS Documentation |
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General Topics of the NLSY79 Main Data Collection |
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Figure A.2.2 | NLS Web Investigator Search Screen |
Figure A.2.3 | Using Filters in NLS Web Investigator |
Frequently Asked Questions |
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Table B.1.1 | Selected NLSY79 Main Youth Variables by Survey Year |
Table C.1 | Deft Factors for Round 1 (1979) |
Table C.2 | Deft Factors for Round 17 (1996) |
Table C.3 | Deft Factors for Round 18 (1998) |
Table C.4 | Deft Factors for Round 19 (2000) |
Table C.5 | Deft Factors for Round 20 (2002) |
Table C.6 | Deft Factors for Round 21 (2004) |
Table C.7 | Standard Errors for Round 1 (1979) |
Table C.8 | Standard Errors for Round 17 (1996) |
Table C.9 | Standard Errors for Round 18 (1998) |
Table C.10 | Standard Errors for Round 19 (2000) |
Table C.11 | Standard Errors for Round 20 (2002) |
Table C.12 | Standard Errors for Round 21 (2004) |