Efficacy of text-messages in helping former patients (previously treated in addiction centers) to maintain their substance use goal

Not Applicable

• Conditions: Relapse prevention for former patients who completed addiction treatment successfully; Mental and Behavioural Disorders; Mental and behavioural disorders due to psychoactive substance use

• Registration Number: ISRCTN17228973
• Lead Sponsor: Swiss Research Institute for Public Health and Addiction ISGF

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2017-07-12
• Study Completion: 2020-07-31
• Last Update Posted: 17 August 2021

Recruitment & Eligibility

• Status: Stopped
• Sex: All
• Target Recruitment: 554

Inclusion Criteria

1. Age >=18 years
2. Residential treatment will presumably be finished within one week
3. Main problem substances at beginning of treatment: opioids, cocaine, cannabis or alcohol
4. Personally set goals: abstinence (re. illegal substances and alcohol) or controlled drinking respectively
5. Owning a mobile phone

Exclusion Criteria

Cognitive or linguistic deficits or health impairments which impede following the SMS dialogue

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Maintenance of abstinence (illegal substances such as opiates, cocaine, cannabis; legal substance: alcohol) or maintenance of controlled drinking (depending on personal goals) during the 6 months following inpatient treatment, assessed by self-report at 6-months follow up

Secondary Outcome Measures

Name	Time	Method
<br> 1. Retention to intervention program (intervention group vs control group), assessed by measuring the proportion of participants which did not actively discontinue programme participation during the study period of 6 months by informing the study center via phone, text message or e-mail<br> 2. 7-day and 30-day point prevalence abstinence and maintenance of controlled drinking, respectively, assessed by self-report at 6-months follow up<br> 3. Acceptance of intervention program by former patients (intervention group vs control group), assessed using the log files of the text messaging system during the study period of 6 months<br>