Evaluation of a smartphone app for self-monitoring alcohol use

Not Applicable

• Conditions: Risky alcohol drinking

• Registration Number: JPRN-UMIN000041680
• Lead Sponsor: Tokyo Medical and Dental University

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2021-06-01
• Study Completion: 2022-09-30
• Last Update Posted: 17 October 2023

Recruitment & Eligibility

• Status: Complete: follow-up continuing
• Sex: All
• Target Recruitment: 256

Inclusion Criteria

Not provided

Exclusion Criteria

1. Those who cannot read/write in Japanese 2. Those who unable to access the internet or complete online questionnaires 3. Those who cannot participate in this study for 6 months

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Alcohol consumption per day in the past week at 8-week follow-up (immediately after the intervention): the TimeLine Follow Back method (TLFB)

Secondary Outcome Measures

Name	Time	Method
1. Alcohol consumption per day in the past week at 4- and 24-week follow-up: the TLFB 2. The number of alcohol drinking days during the intervention period (56 days): the TLFB 3.Continuance of abstinence: the TLFB 4. Behavioral change: the Japanese version of the University of Rhode Island Change Assessment Scale. 5. Mental health: The General Health Questionnaire-30. 6. Health related QOL: the SF-8.