National Addiction & HIV Data Archive Program

Utilization for National Longitudinal Study of Adolescent Health (Add Health), 1994-2008: Core Files [Restricted Use]

By default, the reports below show utilization for the last 12 months. To view a different range, please enter dates below.

Please note that this study was first released on 2010-01-26, and that our current reporting model only goes back three years (from today's date).

General Information

Unique Sessions

Total
Data/Documentation
Sessions
Data &
Documentation
Documentation
Only
Any Datasets/Files 403 = 0 403
DS1: Wave I In-Home Interview Data 125 = 0 125
DS2: Wave II In-Home Interview Data 90 = 0 90
DS3: Wave III In-Home Interview Data 95 = 0 95
DS4: Wave III In-Home Interview, Section 17 Data 73 = 0 73
DS5: Wave III In-Home Interview, Section 18 Data 74 = 0 74
DS6: Wave III In-Home Interview, Section 19 Data 80 = 0 80
DS7: Wave III In-Home Interview, Section 22 Data 75 = 0 75
DS8: Wave III In-Home Interview, Section 23 Data 72 = 0 72
DS9: Wave III In-Home Interview, Section 24 Data 69 = 0 69
DS10: Wave III In-Home Interview, Section 25 Data 72 = 0 72
DS11: Wave III Add Health Picture Vocabulary Test Data 69 = 0 69
DS12: Wave IV In-Home Interview Data 77 = 0 77
DS13: Wave IV In-Home Interview, Section 16B Data 69 = 0 69
DS14: Wave IV In-Home Interview, Section 16C Data 72 = 0 72
DS15: Wave IV In-Home Interview, Section 18 Data 70 = 0 70
DS16: Wave IV In-Home Interview, Section 19 Data 72 = 0 72
DS17: Wave IV In-Home Interview, Section 20A Data 70 = 0 70
DS18: Wave IV Field Interviewer Data 72 = 0 72
DS19: Wave I In-School Questionnaire Data 79 = 0 79
DS20: Wave I School Administrator Data 72 = 0 72
DS21: Wave II School Administrator Data 70 = 0 70
DS22: School Information Data 73 = 0 73
DS23: School Administrator Weights Data 84 = 0 84
DS24: In-School Weights Data 87 = 0 87
DS25: Wave I In-Home Weights Data 89 = 0 89
DS26: Wave II In-Home Weights Data 84 = 0 84
DS27: Wave III Grand Sample Weights Data 74 = 0 74
DS28: Wave IV Weights Data 79 = 0 79

Notes

The numbers above are counts of unique sessions, not counts of how many files were downloaded. I.e., a value of 12 implies that users downloaded 1 or more files from the study as part of 12 discrete sessions/visits in this time period.

Please note that the numbers above do not include distribution of restricted-use or public-use data that are not web downloadable. E.g., data distributed on CD-ROM.

Unique Users

Total
Unique
Users
Faculty Grad.
Students
Undergrads Univ.
Staff
Other Anon.
Downloads
Any Datasets/Files 168 = 0 0 0 0 0 168
DS1: Wave I In-Home Interview Data 66 = 0 0 0 0 0 66
DS2: Wave II In-Home Interview Data 35 = 0 0 0 0 0 35
DS3: Wave III In-Home Interview Data 44 = 0 0 0 0 0 44
DS4: Wave III In-Home Interview, Section 17 Data 25 = 0 0 0 0 0 25
DS5: Wave III In-Home Interview, Section 18 Data 24 = 0 0 0 0 0 24
DS6: Wave III In-Home Interview, Section 19 Data 28 = 0 0 0 0 0 28
DS7: Wave III In-Home Interview, Section 22 Data 20 = 0 0 0 0 0 20
DS8: Wave III In-Home Interview, Section 23 Data 23 = 0 0 0 0 0 23
DS9: Wave III In-Home Interview, Section 24 Data 18 = 0 0 0 0 0 18
DS10: Wave III In-Home Interview, Section 25 Data 23 = 0 0 0 0 0 23
DS11: Wave III Add Health Picture Vocabulary Test Data 17 = 0 0 0 0 0 17
DS12: Wave IV In-Home Interview Data 28 = 0 0 0 0 0 28
DS13: Wave IV In-Home Interview, Section 16B Data 19 = 0 0 0 0 0 19
DS14: Wave IV In-Home Interview, Section 16C Data 20 = 0 0 0 0 0 20
DS15: Wave IV In-Home Interview, Section 18 Data 20 = 0 0 0 0 0 20
DS16: Wave IV In-Home Interview, Section 19 Data 20 = 0 0 0 0 0 20
DS17: Wave IV In-Home Interview, Section 20A Data 22 = 0 0 0 0 0 22
DS18: Wave IV Field Interviewer Data 22 = 0 0 0 0 0 22
DS19: Wave I In-School Questionnaire Data 27 = 0 0 0 0 0 27
DS20: Wave I School Administrator Data 21 = 0 0 0 0 0 21
DS21: Wave II School Administrator Data 19 = 0 0 0 0 0 19
DS22: School Information Data 22 = 0 0 0 0 0 22
DS23: School Administrator Weights Data 27 = 0 0 0 0 0 27
DS24: In-School Weights Data 30 = 0 0 0 0 0 30
DS25: Wave I In-Home Weights Data 30 = 0 0 0 0 0 30
DS26: Wave II In-Home Weights Data 25 = 0 0 0 0 0 25
DS27: Wave III Grand Sample Weights Data 23 = 0 0 0 0 0 23
DS28: Wave IV Weights Data 25 = 0 0 0 0 0 25

Notes

All numbers in the table above are the number of unique users who downloaded one or more files from this study/dataset in the time period specified.

"Anon. Downloads" refers to users who download anonymously. Users who browse/download documentation files (only) are not required to login; some of our topical archives do not require login.

Please note that the numbers above do not include distribution of restricted-use or public-use data that are not web downloadable. E.g., data distributed on CD-ROM.

Downloads by Member Institutions

This study was downloaded by users at 0 institutions during the time period specified.

Notes

Institutions are only listed when users from that institution authenticated/logged in. Non-authenticated members constitute a large portion of our users and are represented in the Unique Users/Unique Sessions tables, but not in the Downloads by Member Institutions table.