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NCT Number: NCT05906082

Vape-Free Text-Messaging: Pilot Study

This is a small pilot randomized controlled trial to evaluate the feasibility, acceptability, and preliminary efficacy of the e-cigarette cessation text-messaging intervention with young adults in rural areas.

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Key information

Conditions

E-cigarette Use Behavior Smoking Vaping

Age range

18 year–24 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

University of Wisconsin-Milwaukee

Milwaukee, Wisconsin, 53211, United States

Location status: Recruiting

Location contact

Seok Hyun Gwon, PhD, RN

CONTACT

[email protected]

4142296462

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • English speaking
  • 18-24 years
  • everyday e-cigarette use in the past month
  • ownership of a mobile phone or smartphone with texting and internet access abilities
  • knowledge of how to use text messages
  • plan on quitting e-cigarette use within one month
  • home address in a rural county of Wisconsin, Minnesota, North Dakota, and South Dakota

Exclusion criteria

  • Individuals who reported use of other tobacco products (e.g., cigarettes, smokeless tobacco) than e-cigarettes in the past month

Treatment and study plan

E-cigarette cessation text-messaging intervention

Behavioral

This is the intervention for e-cigarette cessation using text messages targeting young adults in rural areas.

Standard care control using standard national resources

Behavioral

This is the standard care with national resources from smokefree.gov.

Primary outcomes

  1. Number of participants recruited and randomized

    Time frame: Throughout 12 months

    Number of participants recruited and randomized

  2. Self-reported proportion of text messages read

    Time frame: At 1 month

    Proportion of text messages read during the intervention or standard care at 1 month

  3. Retention rates (proportion of participants remained until 1 month post-intervention from enrollment)

    Time frame: At 1 month

    Proportion of participants from enrollment to 1 month post-intervention or standard-care

  4. Level of acceptability of the intervention

    Time frame: At 1 month

    • When you had received our text messages from our VapeFreeTXT program 1 month ago, how many of our text messages did you read on a typical day? Not at all (1) Read about 25% messages (2) Read about half messages (3) Read about 75% messages (4) Read the entire messages (5)
    • How useful was our VapeFreeTXT program in helping you quit vaping? Not at all useful (1) Slightly useful (2) Moderately useful (3) Very useful (4) Extremely useful (5)
    • Did our VapeFreeTXT program make you think about quitting vaping? Not at all (1) Probably not (2) Neither yes nor no (3) Probably yes (4) Definitely yes (5)
    • Do you think our VapeFreeTXT program will change your vaping? Not at all (1) Probably not (2) Neither yes nor no (3) Probably yes (4) Definitely yes (5)
    • Would you recommend this program to a friend or others? Not at all (1) Probably not (2) Neither yes nor no (3) Probably yes (4) Definitely yes (5)

  5. Proportion of salivary cotinine samples returned

    Time frame: At 1 month

    Proportion of salivary cotinine samples returned to the office lab for cotinine analysis

  6. Self-reported 7-days point prevalence abstinence from ENDS and other tobacco

    Time frame: At 1 month

    Self-reported 7-days point prevalence abstinence from ENDS and other tobacco

  7. Concentration of cotinine in saliva

    Time frame: At 1 month

    Biochemically verified abstinence evaluated by salivary cotinine samples

  8. Nicotine dependence (Penn State Electronic Cigarette Dependence Index)

    Time frame: At 1 month

    Nicotine dependence (minimum 0 to maximum 20, higher scores mean a worse outcome.)

Sponsors and collaborators

Lead sponsor

Jovan Gwon, PhD, RN, FIAAN

Other

Registry information

Official study title

Text-messaging E-cigarette Cessation Intervention for Young Adults in Rural Areas: A Pilot Study

Important dates

Study start
2023
Primary completion
2026
Study completion
2026
First posted
Jun 15, 2023
Registry last updated
Aug 7, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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