„Meine Zeit ohne“: Prevention and health promotion at vocational schools with a focus on substance use and internet-related disorders

„Meine Zeit ohne“: Prevention and health promotion at vocational schools with a focus on substance use and internet-related disorders - MZo

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00023788

Enrollment

3800

Registered

2021-01-20

Start date

2021-02-01

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

Prevention of substance use and media-related/ Internet-related disorders

Interventions

Group 1: Experimental group: receives access to an app-based prevention program to support the achievement of an individual abstinence or reduction goal (e.g., habitual substance use or screen media u

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: students enrolled at vocational school

Exclusion criteria

Exclusion criteria: none

Design outcomes

Primary

Measure	Time frame
Baseline-adjusted group comparison in substance and media use (frequency and amount, problematic use) measured in the postmeasurement. Frequency and intensity of smoking, e-cigarette use, (risky) alcohol use, and cannabis use are recorded. Dependent substance use is assessed in tobacco terms using the Fagerström Test for Nicotine Dependence (FTND, Heatherton et al., 1991), in alcohol terms using the Alcohol Use Disorder Identification Test-Consumption (AUDIT-C; Rumpf, 1999), and in cannabis terms using the Severity of Dependence Scale (SDS) (Gossop et al., 1995).	—

Measure

Time frame

Baseline-adjusted group comparison in substance and media use (frequency and amount, problematic use) measured in the postmeasurement. Frequency and intensity of smoking, e-cigarette use, (risky) alcohol use, and cannabis use are recorded. Dependent substance use is assessed in tobacco terms using the Fagerström Test for Nicotine Dependence (FTND, Heatherton et al., 1991), in alcohol terms using the Alcohol Use Disorder Identification Test-Consumption (AUDIT-C; Rumpf, 1999), and in cannabis terms using the Severity of Dependence Scale (SDS) (Gossop et al., 1995).

—

Secondary

Measure	Time frame
Stress, psych. well-being, life satisfaction, physical activity	—

Countries

Germany

Contacts

Public ContactMatthis Morgenstern

Institut für Therapie- und Gesundheitsforschung

morgenstern@ift-nord.de+494315702935

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 12, 2026