Evaluating an app to help people quit smoking

Not Applicable

Completed

• Conditions: Smoking cessation; Not Applicable

• Registration Number: ISRCTN85785540
• Lead Sponsor: niversity College London

Brief Summary

2019 Protocol article in https://pubmed.ncbi.nlm.nih.gov/31083767/ protocol (added 08/10/2020) 2023 Preprint results in https://doi.org/10.1101/2023.01.12.23284463 results (added 18/01/2023)

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2020-10-15
• Study Completion: 2021-12-30
• Last Update Posted: 30 January 2023

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 3143

Inclusion Criteria

1. Aged at least 18 years
2. Able to provide consent
3. English speaker
4. Owns a smartphone
5. Current cigarette smoker
6. Willing to be followed-up by e-mail and complete online questionnaires after 1, 4 and 30 weeks
7. Interested in making a quit attempt within the next month

Exclusion Criteria

1. Used the Smoke Free app in the past 6 months

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Self-reported smoking cessation for at least 26 weeks, assessed 30 weeks after enrolment

Secondary Outcome Measures

Name	Time	Method
<br> Assessed using self report:<br> 1. Having made at least one quit attempt in the 4 weeks following enrolment in the study<br> 2. Smoking cessation for at least 12 weeks, assessed 4 weeks after enrolment<br> 3. Downloading or using the Smoke Free app at least once, assessed 30 weeks after enrolment<br>