Trial of An Innovative Smartphone Intervention for Smoking Cessation

Not Applicable

Completed

• Conditions: Smoking
• Interventions: Behavioral: Smartphone-delivered Intervention (SmartQuit)

• Registration Number: NCT02724462
• Lead Sponsor: Fred Hutchinson Cancer Center

Brief Summary

The goal of this study is to determine whether the novel smartphone app (SmartQuit) provides higher quit rates than the current standard smoking cessation app.

Detailed Description

Not available

Study Timeline

• Study First Submitted: 2016-03-24
• Study First Submitted QC: 2016-03-30
• Study First Posted: 2016-03-31
• Study Start: 2017-05-27
• Primary Completion: 2019-12-27
• Study Completion: 2019-12-27
• Status Verified: 2020-11
• Results First Submitted: 2020-11-12
• Results First Submitted QC: 2020-12-10
• Last Update Submitted: 2020-12-10
• Results First Posted: 2021-01-05
• Last Update Posted: 2021-01-05

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 2503

Inclusion Criteria

• age 18 or older
• smokes at least five cigarettes daily for at least past 12 months
• wants to quit cigarette smoking in the next 30 days
• if concurrently using any other nicotine or tobacco products, wants to quit using them within the next 30 days
• interested in learning skills to quit smoking
• willing to be randomly assigned to either condition
• resides in US
• has at least daily access to their own personal Apple iPhone, Android, or Windows Phone
• knows how to login and download a smartphone application
• willing and able to read in English
• not using other smoking cessation interventions (including apps or our other intervention studies).
• willing to complete all three follow-up surveys
• provide email, phone, and mailing address.

Exclusion Criteria

• The exclusion criteria are opposite of the inclusion criteria listed above.

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Arm && Interventions

Group	Intervention	Description
Experimental	Smartphone-delivered Intervention (SmartQuit)	This is the experimental arm of the study. This includes receiving the novel/experimental smartphone smoking cessation app. Therapy description withheld to protect the integrity of the study.

Primary Outcome Measures

Name	Time	Method
30-day Point Prevalence Abstinence, Complete-case	12 months post randomization	Percentage of participants reporting no smoking in the past 30 days, 12 months post-treatment. Participants missing follow-up data are excluded for the complete-case analysis. Exact 2-sided CI was based on the observed proportion of participants.

Secondary Outcome Measures

Name	Time	Method
30-day Point Prevalence Abstinence, Missing=Smoking Imputation	12 months post randomization	Percentage of participants reporting no smoking in the past 30 days, 12 months post-treatment. Participants missing follow-up data are imputed as still smoking. Exact 2-sided CI was based on the observed proportion of participants.

Trial Locations

Locations (1)

Fred Hutchinson Cancer Research Center; 🇺🇸 Seattle, Washington, United States