Reduction of harmful alcohol and tobacco use in the general population by individualized e-coach assisted computer or smartphone interventions. Study part 1

Reduction of harmful alcohol and tobacco use in the general population by individualized e-coach assisted computer or smartphone interventions. Study part 1 - CS-I

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00007860

Enrollment

Registered

2015-12-09

Start date

2016-01-15

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

hazardous alcohol consumption (women >12 g/d, men > 24g/d) F10.1 F 17.1 F 17.2

Interventions

Group 1: Experimental intervention: internet-based / smartphone adapted individualised application for a 12 week brief intervention program including 12 chapters using motivational interviewing techni

Eligibility

Sex/Gender

All

Age

18 Years to 64 Years

Inclusion criteria

Inclusion criteria: harmful alcohol consumption (> 12g alcohol/day in women; > 24 g alcohol/day in men or at least one binge-drinking-day/month defined as at least 4 drinks/day in women and at least 5 drinks/day in men); smoking at least 5 cigarettes per day for the last 4 weeks, smoking duration at least 2 years; sufficient language capability; access to the internet at least once per week (PC or smartphone)

Exclusion criteria

Exclusion criteria: Moderate/Severe Alcohol Use Disorder (DSM 5); Severe cognitive impairment (clinician's assessment; ICD-10 F0x, F72); Severe organic disease which enables eligibility (clinician's assessment, e.g. moribund patient); bipolar disorder or schizophrenia (self report, ICD 10 F2x, F31); consumption of illicit drugs during the last 5 years (ICD 10 F10, F11-F16, F18, F19); Treatment utilisation because of alcohol or tobacco use during the last 4 weeks prior to enrolment in the study.

Design outcomes

Primary

Measure	Time frame
Utilization and practicability of the developed online/smartphone application by computer-aided qualitative content analysis of research data gained from focus groups (N=30 subjects, 5 interview groups, 5-8 subjects each) 4 weeks after completing treatment of N=40 subjects receiving the newly developed experimental intervention CS-I (no control group).	—

Secondary

Measure	Time frame
Alcohol and tocbabbcco use (amount and frequency; Timeline Followback) and motivation to change (Prochaska und DiClemente; Likert-Scale) weekly during receiving the newly developed online-intervention.	—

Countries

Germany

Contacts

Public ContactAnil Batra

University Hospital pf Psychaitry and Psychotherapie

anil.batra@med.uni-tuebingen.de0049 7071 2982685

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026