National Addiction & HIV Data Archive Program

Utilization for Drug Use Trajectories: Ethnic/Racial Comparisons, 1998-2002 [United-States]

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 2011-06-17, 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
SDA
Any Datasets/Files 275 = 76 199   4
DS0: Study-Level Files 159 = 0 159  
DS1: Wave 1 178 = 61 117   3
DS2: Wave 2 109 = 28 81   1
DS3: Parent Interview 95 = 16 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.

"SDA" refers to unique sessions by users analyzing data using Survey Documentation & Analysis, a web-based alternative to SAS, SPSS, and Stata.

Unique Users

Total
Unique
Users
Faculty Grad.
Students
Undergrads Univ.
Staff
Other Anon.
Downloads
Any Datasets/Files 217 = 8 26 21 0 2 160
DS0: Study-Level Files 101 = 8 26 21 0 2 44
DS1: Wave 1 125 = 7 23 18 0 2 75
DS2: Wave 2 60 = 4 9 6 0 2 39
DS3: Parent Interview 49 = 3 3 5 0 2 36

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 20 institutions during the time period specified.

  • California State University at Fullerton
  • California State University at Long Beach
  • Florida Gulf Coast University
  • Florida State University
  • Georgetown University
  • Humboldt State University
  • Indiana University
  • Kent State University
  • Morgan State University
  • Northern Illinois University
  • Pennsylvania State University
  • Rutgers-The State University of New Jersey
  • University of California at Davis
  • University of California at Irvine
  • University of California at Los Angeles
  • University of Michigan
  • University of Ontario Institute of Technology
  • University of Wyoming
  • Washington University in St. Louis
  • Wittenberg University

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.