NCT07356297

Brief Summary

The purpose of this study is to evaluate whether a digital, incentive-based program, used in conjunction with traditional quitline (QL) services, can be beneficial to quitline callers who smoke menthol cigarettes. The services evaluated focus on coaching, support, and/or incentives for individuals who wish to quit smoking.

Trial Health

65
Monitor

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
1,200

participants targeted

Target at P75+ for not_applicable

Timeline
44mo left

Started Sep 2026

Longer than P75 for not_applicable

Status
not yet recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

January 12, 2026

Completed
9 days until next milestone

First Posted

Study publicly available on registry

January 21, 2026

Completed
7 months until next milestone

Study Start

First participant enrolled

September 1, 2026

Expected
3.6 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

April 1, 2030

Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

April 1, 2030

Last Updated

May 26, 2026

Status Verified

January 1, 2026

Enrollment Period

3.6 years

First QC Date

January 12, 2026

Last Update Submit

May 20, 2026

Conditions

Outcome Measures

Primary Outcomes (1)

  • Smoking Cessation

    Participants will self-report (yes/no) past 30-day combustible tobacco use.

    3-, 6-, 9- and 12- months post baseline

Secondary Outcomes (1)

  • Smoking Cessation With Lapses

    3-, 6-, 9- and 12- months post baseline

Study Arms (2)

Quitline (QL)

ACTIVE COMPARATOR

Participants complete QL services

Behavioral: Quitline (QL)

Quitline (QL) + App

ACTIVE COMPARATOR

Participants complete QL services and download our incentive-based mobile app

Behavioral: Quitline (QL)Behavioral: Mobile incentive-based intervention

Interventions

Quitline (QL)BEHAVIORAL

QL services include scheduled and on-demand phone and digital interactions with a coach, as well as optional ancillary services and nicotine replacement therapy by mail.

Quitline (QL)Quitline (QL) + App

The app-based intervention incentivizes participants for daily check-ins, smoking cessation, and QL calls. Participants also receive encouragement to set a smoking quit date from a study interventionist and receive motivational messages in the app.

Quitline (QL) + App

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • adults (ages 18+) who call partnered quitlines (QL); and
  • currently smoke menthol cigarettes; and
  • are fluent in English; and
  • plan to live in the United States for the full trial duration; and
  • have daily smartphone access (including data access) or are willing to use a study-provided smartphone and data plan
  • ability to provide informed consent

You may not qualify if:

  • not ready to set a quit date within 30 days; or
  • have not smoked in the past 7 days
  • Inability to speak/understand English
  • Conditions precluding informed consent or understanding of intervention or assessment content
  • PI discretion

Contact the study team to confirm eligibility.

Sponsors & Collaborators

MeSH Terms

Conditions

Cigarette Smoking

Condition Hierarchy (Ancestors)

Tobacco SmokingSmokingBehaviorTobacco Use

Study Officials

  • Lara Coughlin, PhD

    University of Michigan

    PRINCIPAL INVESTIGATOR
  • Erin Bonar, PhD

    University of Michigan

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Megan Lavigne, BA

CONTACT

Simran Dhaliwal, BS

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
CARE PROVIDER, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Principal Investigator

Study Record Dates

First Submitted

January 12, 2026

First Posted

January 21, 2026

Study Start (Estimated)

September 1, 2026

Primary Completion (Estimated)

April 1, 2030

Study Completion (Estimated)

April 1, 2030

Last Updated

May 26, 2026

Record last verified: 2026-01

Data Sharing

IPD Sharing
Will share

Consistent with sponsor requirements, de-identified data will be shared with the Patient Centered Outcomes Research Institute (PCORI), its collaborators, and associated research partners.

Shared Documents
STUDY PROTOCOL, SAP, ICF