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 703 = 0 703
DS1: Wave I In-Home Interview Data 226 = 0 226
DS2: Wave II In-Home Interview Data 148 = 0 148
DS3: Wave III In-Home Interview Data 174 = 0 174
DS4: Wave III In-Home Interview, Section 17 Data 136 = 0 136
DS5: Wave III In-Home Interview, Section 18 Data 136 = 0 136
DS6: Wave III In-Home Interview, Section 19 Data 147 = 0 147
DS7: Wave III In-Home Interview, Section 22 Data 136 = 0 136
DS8: Wave III In-Home Interview, Section 23 Data 132 = 0 132
DS9: Wave III In-Home Interview, Section 24 Data 129 = 0 129
DS10: Wave III In-Home Interview, Section 25 Data 135 = 0 135
DS11: Wave III Add Health Picture Vocabulary Test Data 129 = 0 129
DS12: Wave IV In-Home Interview Data 155 = 0 155
DS13: Wave IV In-Home Interview, Section 16B Data 136 = 0 136
DS14: Wave IV In-Home Interview, Section 16C Data 135 = 0 135
DS15: Wave IV In-Home Interview, Section 18 Data 129 = 0 129
DS16: Wave IV In-Home Interview, Section 19 Data 136 = 0 136
DS17: Wave IV In-Home Interview, Section 20A Data 135 = 0 135
DS18: Wave IV Field Interviewer Data 134 = 0 134
DS19: Wave I In-School Questionnaire Data 142 = 0 142
DS20: Wave I School Administrator Data 131 = 0 131
DS21: Wave II School Administrator Data 129 = 0 129
DS22: School Information Data 136 = 0 136
DS23: School Administrator Weights Data 155 = 0 155
DS24: In-School Weights Data 162 = 0 162
DS25: Wave I In-Home Weights Data 165 = 0 165
DS26: Wave II In-Home Weights Data 160 = 0 160
DS27: Wave III Grand Sample Weights Data 143 = 0 143
DS28: Wave IV Weights Data 145 = 0 145

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 294 = 0 0 0 0 0 294
DS1: Wave I In-Home Interview Data 115 = 0 0 0 0 0 115
DS2: Wave II In-Home Interview Data 52 = 0 0 0 0 0 52
DS3: Wave III In-Home Interview Data 75 = 0 0 0 0 0 75
DS4: Wave III In-Home Interview, Section 17 Data 43 = 0 0 0 0 0 43
DS5: Wave III In-Home Interview, Section 18 Data 40 = 0 0 0 0 0 40
DS6: Wave III In-Home Interview, Section 19 Data 47 = 0 0 0 0 0 47
DS7: Wave III In-Home Interview, Section 22 Data 36 = 0 0 0 0 0 36
DS8: Wave III In-Home Interview, Section 23 Data 41 = 0 0 0 0 0 41
DS9: Wave III In-Home Interview, Section 24 Data 36 = 0 0 0 0 0 36
DS10: Wave III In-Home Interview, Section 25 Data 42 = 0 0 0 0 0 42
DS11: Wave III Add Health Picture Vocabulary Test Data 34 = 0 0 0 0 0 34
DS12: Wave IV In-Home Interview Data 55 = 0 0 0 0 0 55
DS13: Wave IV In-Home Interview, Section 16B Data 38 = 0 0 0 0 0 38
DS14: Wave IV In-Home Interview, Section 16C Data 39 = 0 0 0 0 0 39
DS15: Wave IV In-Home Interview, Section 18 Data 37 = 0 0 0 0 0 37
DS16: Wave IV In-Home Interview, Section 19 Data 39 = 0 0 0 0 0 39
DS17: Wave IV In-Home Interview, Section 20A Data 40 = 0 0 0 0 0 40
DS18: Wave IV Field Interviewer Data 38 = 0 0 0 0 0 38
DS19: Wave I In-School Questionnaire Data 46 = 0 0 0 0 0 46
DS20: Wave I School Administrator Data 36 = 0 0 0 0 0 36
DS21: Wave II School Administrator Data 38 = 0 0 0 0 0 38
DS22: School Information Data 43 = 0 0 0 0 0 43
DS23: School Administrator Weights Data 50 = 0 0 0 0 0 50
DS24: In-School Weights Data 53 = 0 0 0 0 0 53
DS25: Wave I In-Home Weights Data 56 = 0 0 0 0 0 56
DS26: Wave II In-Home Weights Data 50 = 0 0 0 0 0 50
DS27: Wave III Grand Sample Weights Data 48 = 0 0 0 0 0 48
DS28: Wave IV Weights Data 47 = 0 0 0 0 0 47

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.