Recruiting

Observational Study

Sponsor:

Jovan Gwon, PhD, RN, FIAAN

Code:

NCT05906082

Conditions

E-cigarette Use

Eligibility Criteria

Sex: All

Age: 18 - 24

Healthy Volunteers: Accepted

Interventions

E-cigarette cessation text-messaging intervention

Standard care control using standard national resources

Study Details

Brief summary:

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.

Conditions

E-cigarette Use

Study ID

NCT05906082

Start date

May 25, 2023

Status verified date

Aug, 2025

Completion date

Dec 31, 2026

Anticipated

Primary completion date

Dec 31, 2026

Anticipated

Eligibility Criteria

Eligibility Criteria

Sex: All

Age: 18 - 24

Healthy Volunteers: Accepted

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

Study Design

Enrollment

50 participants

Anticipated

Allocation

Randomized

Intervention Model

Parallel Assignment

Primary purpose

Treatment

Interventions and Outcome Measures

Arms

experimental: Intervention (E-cigarette cessation text-messaging intervention)

active comparator: Standard care (Standard care control using standard national resources)

This standard care group will receive standard care resources from smokefree.gov.

Interventions

E-cigarette cessation text-messaging intervention

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

Standard care control using standard national resources

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

Primary outcome measure

  • Number of participants recruited and randomized [ Time Frame: Throughout 12 months ]
  • Self-reported proportion of text messages read [ Time Frame: At 1 month ]
  • Retention rates (proportion of participants remained until 1 month post-intervention from enrollment) [ Time Frame: At 1 month ]
  • Level of acceptability of the intervention [ Time Frame: At 1 month ]
  • Proportion of salivary cotinine samples returned [ Time Frame: At 1 month ]
  • Self-reported 7-days point prevalence abstinence from ENDS and other tobacco [ Time Frame: At 1 month ]
  • Concentration of cotinine in saliva [ Time Frame: At 1 month ]
  • Nicotine dependence (Penn State Electronic Cigarette Dependence Index) [ Time Frame: At 1 month ]

Central Contacts and Locations

Locations

University of Wisconsin-Milwaukee

Recruiting

Milwaukee, Wisconsin, United States, 53211

Contacts

Seok Hyun Gwon, PhD, RN

4142296462gwon@uwm.edu

More Information

Sponsor

Jovan Gwon, PhD, RN, FIAAN

Last update posted

Aug 7, 2025

Last verified

Aug, 2025

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-08. This information was provided to ClinicalTrials.gov by Jovan Gwon, PhD, RN, FIAAN on 2025-08-07.