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‘INternetbased Social Norms Intervention for substance use prevention for Students’-study

‘INternetbased Social Norms Intervention for substance use prevention for Students’-study - INSIST

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00007635
Enrollment
4800
Registered
2014-12-17
Start date
2014-01-15
Completion date
Unknown
Last updated
2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

SUBSTANCE CONSUMPTION

Interventions

Group 1: Intervention group: At baseline, attitudes toward licit and illicit substance use will be assessed among university students as well as rates of substance use. The intervention group will rec

Sponsors

BIPS - Leibniz-Institut für Präventionsforschung und Epidemiologie
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: students at the participating universities

Exclusion criteria

Exclusion criteria: None

Design outcomes

Primary

MeasureTime frame
Personal and perceived peer substance use: Personal and perceived social norms regarding substance use will be assessed. These items will based on existing research and will be tailored to the target population of students. Data will be assessed at baseline and 5 months later using a web-based questionnaire.

Secondary

MeasureTime frame
Substance use: The use of the following substances will be assessed: Alcoholic beverages (beer, wine, spirits, etc.), tobacco products (cigarettes, chewing tobacco, cigars, etc.), waterpipe tobacco (shisha), cannabis (marijuana, pot, grass, hash, etc.), medication to improve academic performance (e.g. Ritalin) that were not prescribed, synthetic cannabis (spice, etc.), cocaine (coke, crack, etc.), ecstasy, other amphetamine-type stimulants (speed, meth, etc.), sedatives or sleeping pills (diazepam, alprazolam, flunitrazepam, midazolam, stilnoct, etc.) which were not prescribed, hallucinogens (LSD, acid, mushrooms, trips, ketamine, etc.), inhalants (nitrous, glue, petrol, paint thinner, etc.). In addition, binge drinking and polydrug use (alcohol and tobacco, alcohol and any other illicit substances) will be assessed. The choice of substances included will be based on the Alcohol, Smoking and Substance Involvement Screening Test (ASSIST), developed by the World Health Organization. Data will be assessed at baseline and 5 months later using a web-based questionnaire.

Countries

Germany

Contacts

Public ContactStefanie Helmer

BIPS - Institut für Epidemiologie und Präventionsforschung GmbH

helmer@bips.uni-bremen.de0049 421 218 56909

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Mar 13, 2026