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 392 = 90 302   12
DS0: Study-Level Files 267 = 0 267  
DS1: Wave 1 305 = 77 228   10
DS2: Wave 2 205 = 28 177   2
DS3: Parent Interview 172 = 6 166  

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 246 = 11 28 17 1 3 186
DS0: Study-Level Files 127 = 11 28 17 1 3 67
DS1: Wave 1 170 = 10 26 16 1 3 114
DS2: Wave 2 82 = 4 11 6 0 1 60
DS3: Parent Interview 52 = 3 1 2 0 0 46

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 29 institutions during the time period specified.

  • Bates College
  • Brandeis University
  • California State University at Fullerton
  • California State University at Long Beach
  • California State University at Northridge
  • Centre College
  • Christopher Newport University
  • City College
  • Cornell University
  • Florida Atlantic University
  • Florida Gulf Coast University
  • Florida State University
  • Hartwick College
  • John Carroll University
  • Lehigh University
  • Old Dominion University
  • Reed College
  • Santa Clara University
  • Simon Fraser University
  • Trinity College
  • University Of Wisconsin at La Crosse
  • University of California at Los Angeles
  • University of Chicago
  • University of Michigan
  • University of Montreal
  • University of Nebraska at Lincoln
  • University of Texas at San Antonio
  • Wake Forest University
  • Washington University in St. Louis

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.