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Pragmatic Trial of Text Messages to Recruit Unassisted Tobacco Users Into Quitline Service

Texting to Recruit Unassisted Tobacco Users at a Large Safety Net Health System Into Quitline Service for a Medicaid Value-based Care Program: Pragmatic Randomized Controlled Trial

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07102290
Enrollment
4171
Registered
2025-08-03
Start date
2022-04-01
Completion date
2022-08-31
Last updated
2025-12-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Smoking Cessation Counselling

Brief summary

The goal of this pragmatic trial is to compare the effects of text messages on quitline enrollment by patients identified in electronic health records as unassisted tobacco users. The main question it aims to answer is: Do messages offering free counseling or free nicotine patches by text increase quitline enrollment? Researchers will compare if people receiving texts about free nicotine patches will have higher quitline enrollment than texts about free counseling. Participants will receive a text message stratified by quitline language and click on the toll-free number to access quitline services.

Detailed description

Participants were patients of Los Angeles County Department of Health Services (LADHS). Through the LADHS population health team, eligible patients were identified through data extraction from the electronic health record for quality metric reporting. Participants were stratified by language (English, Spanish) by LADHS, then randomly assigned to one of two groups. The randomization assignment was generated by a statistician from Kick It California, and text messages were assigned to groups and delivered by LADHS. Group 1 received a text message offering free quitline coaching. Group 2 received a text message offering free nicotine patches. The texts were sent April-May 2022 and were in English or Spanish according to patient preference. All messages contained a toll-free number to access services, which could be called directly from the text message link, but for tracking purposes different numbers were used. The quitline, Kick It California, offered coaching to all enrolled participants. The quitline also mailed a 2-week supply of nicotine patches to all enrolled participants unless contraindicated, regardless of which text offer they received. To ensure equitable access, a second text was sent to all participants in June 2022 offering free NRT.

Interventions

BEHAVIORALFree Help

Text message offering free quitline coaching. FREE HELP: Hello #first name#, Kick It California works with your provider to help you quit smoking at no cost. A Quit Coach can double your chances of quitting. For more info call 1-844-XXXXXXX.

BEHAVIORALFree Nicotine message

Text message for free nicotine patches with free quitline counseling. FREE NRT: Hello #first name#, Kick It California works with your provider to help you quit smoking at no cost. You may be able to get nicotine patches mailed to your home at no cost. For more info call 1-844-XXXXXXX.

BEHAVIORALSpanish: Free help message

(Spanish translation available as only English text can be published online in clincialtrials.gov): Text message offering free quitline coaching. FREE HELP: Hello #first name#, Kick It California works with your provider to help you quit smoking at no cost. A Quit Coach can double your chances of quitting. For more info call 1-844-XXXXXXX.

BEHAVIORALSpanish: Free nicotine message

(Spanish translation available as only English text can be published online in clinicaltrials.gov): Text message for free nicotine patches with free quitline counseling. FREE NRT: Hello #first name#, Kick It California works with your provider to help you quit smoking at no cost. You may be able to get nicotine patches mailed to your home at no cost. For more info call 1-844-XXXXXXX.

Sponsors

Kick It California
CollaboratorUNKNOWN
Los Angeles County Department of Public Health
CollaboratorOTHER_GOV
Tobacco Related Disease Research Program
CollaboratorOTHER
California Smokers' Helpline
CollaboratorOTHER
University of California, Davis
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
PREVENTION
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Patient of Los Angeles County Department of Health Services with clinical encounter in past 12 months * 18 years or older * English or Spanish language * Had cell phone * Permission to text * Patient identified as tobacco user with no documented assistance (e.g., smoking cessation medication, quitline referral, brief counseling by provider) in the prior 24 months

Exclusion criteria

\- Languages other than English or Spanish

Design outcomes

Primary

MeasureTime frameDescription
Calls to the quitline1 monthProportion of patients (identified as a tobacco user who has not received cessation assistance) calling the quitline from the link in the text message

Secondary

MeasureTime frameDescription
Receipt of quitline treatment1-3 monthsProportion of patients (identified as tobacco user who has not received cessation assistance) who called the quitline from a text message and received evidence-based cessation treatments (e.g., quitline coaching, nicotine replacement therapy medication, or both)

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026