NCT02942745

Brief Summary

Areca nut, also known as betel nut, is the fourth most commonly consumed psychoactive substance in the world, following only alcohol, nicotine, and caffeine in prevalence of consumption. Although betel nut is chewed by approximately 600 million people globally, its use is concentrated in South Asia, Southeast Asia, and some Pacific Islands. Betel nut has been classified as a Group 1 carcinogen by the International Agency for Research on Cancer. Despite the global significance and carcinogenicity of betel nut, there has been very little behavioral or psychological research about betel nut chewing, and there has been no systematic research on the topic of betel nut cessation interventions. The current intervention builds directly upon the National Institutes of Health - National Cancer Institute's U54 University of Guam/University of Hawaii Cancer Center Comprehensive Partnership to Advance Health Equity. Previous data collected through the partnership suggest that betel nut chewers, like smokers, generally want and intend to quit, but do not have specific plans of how or when they will quit. In addition, most betel nut chewers in the partnership's previous study already have tried to quit on one or more occasions. The findings suggest that betel nut chewers could benefit from cessation programs modeled after smoking cessation programs. During 2014, partnership investigators conducted a feasibility study of the betel nut cessation program. The program was well received and yielded surprisingly high rates of self-reported betel nut cessation. Specific Aim 1. To test the efficacy of an intensive group-based betel nut cessation program. Specific Aim 2. To quantitatively determine the efficacy of the group-based betel nut cessation intervention trial using bio-verification.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
276

participants targeted

Target at P75+ for not_applicable

Timeline
Completed

Started Aug 2016

Longer than P75 for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

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

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

August 1, 2016

Completed
2 months until next milestone

First Submitted

Initial submission to the registry

September 22, 2016

Completed
1 month until next milestone

First Posted

Study publicly available on registry

October 24, 2016

Completed
3.9 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

August 31, 2020

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

August 31, 2020

Completed
Last Updated

October 8, 2020

Status Verified

November 1, 2019

Enrollment Period

4.1 years

First QC Date

September 22, 2016

Last Update Submit

October 6, 2020

Conditions

Outcome Measures

Primary Outcomes (2)

  • Change in number of participants who self-report that they quit chewing betel nut to be measured via survey

    This will measure cessation prevalence immediately after the program

    22 days

  • Change in number of participants who self-report that they quit chewing betel nut to be measured via survey

    This will measure cessation prevalence (stay-quit) long-term

    6 months

Secondary Outcomes (2)

  • Levels of cotinine and betel nut biomarkers in saliva samples to be tested via liquid chromatography mass spectrometry

    22 days

  • Levels of cotinine and betel nut biomarkers in saliva samples to be tested via liquid chromatography mass spectrometry

    6 months

Study Arms (2)

Control

PLACEBO COMPARATOR

Minimal interaction between participant and facilitator regarding cessation strategies. Participants will only be given a betel nut cessation booklet.

Behavioral: Betel Nut Cessation Booklet

Experimental

EXPERIMENTAL

Intensive 5-session intervention program over the span of 22 days, with an additional follow up session after 6 months. The sessions will utilize betel nut cessation social support groups, as well as interactive discussion on how to quit chewing.

Behavioral: Betel Nut Cessation Social SupportBehavioral: Betel Nut Cessation Booklet

Interventions

The cessation sessions will be led by trained facilitators over 22-day period. Session 1 (Day 1) includes a discussion of health risks associated with betel nut chewing, and introduction to self-monitoring and triggers logs. Session 2 (Day 8) includes a review of their logs, and discussions of lifestyle changes to assist cessation of betel nut chewing. Session 3 (Day 15) will be the quit day for chewers. Coping mechanisms and plans to maximize social support will be discussed. Session 4 (Day 18) will focus on quitting experiences. Facilitators will also review the negative health effects when wanting to chew again. Discussion on quitting experiences will continue in Session 5 (Day 22). Facilitators will also address those who have experienced relapse, and how to manage relapse.

Experimental

Participants will receive minimal intervention via a single booklet that contains all the information offered in the experimental group, minus the social support sessions. The participants will meet with study staff individually at a designated office in Guam or Saipan to receive the betel nut cessation booklet, complete three assessments (baseline, 22 days, 6 months), and provide saliva samples.

ControlExperimental

Eligibility Criteria

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

You may qualify if:

  • Self-described betel nut chewer (chewed betel nut for at least 1 year, and at a rate of at least 3 days per week). Must chew a quid consisting of areca nut, slaked lime, betel leaf, tobacco, and/or other optional ingredients.
  • Age ≥ 18 years
  • Reside in Guam or Saipan
  • Able to understand, speak, and read English
  • Provide signed informed consent and agree to comply with all protocol-specified procedures (e.g., providing saliva samples, participating in five one-hour group sessions over a period of 22 days) and follow-up evaluations

You may not qualify if:

  • Chews betel nut without tobacco
  • Does not speak, read, and/or write English
  • Women who are pregnant or nursing
  • Psychiatric illness/social situations that would limit compliance with study requirements
  • Other illness that in the opinion of the investigator would exclude the patient from participating in this study

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

University of Guam

Mangilao Village, 96923, Guam

Location

Related Publications (70)

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  • Rojas GA, Erari S, Paulino YC, Herzog TA. Facilitator experiences and lessons learned from the Betel nut intervention trial (BENIT). BMC Public Health. 2024 Jan 24;24(1):288. doi: 10.1186/s12889-024-17788-4.

  • Herzog TA, Wilkens LR, Badowski G, Mendez AJP, Franke AA, Pokhrel P, Chennaux JSN, Tenorio LF, Sotto PP, Kawamoto CT, Paulino YC. The Betel Nut Intervention Trial (BENIT)-A Randomized Clinical Trial for Areca Nut and Betel Quid Cessation: Primary Outcomes. Int J Environ Res Public Health. 2023 Aug 21;20(16):6622. doi: 10.3390/ijerph20166622.

MeSH Terms

Conditions

Tobacco Use Cessation

Condition Hierarchy (Ancestors)

Health BehaviorBehavior

Study Officials

  • Yvette C Paulino, PhD, CPH

    University of Guam, University of Hawaii

    PRINCIPAL INVESTIGATOR
  • Thaddeus A Herzog, PhD

    University of Hawaii

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
NONE
Purpose
PREVENTION
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

September 22, 2016

First Posted

October 24, 2016

Study Start

August 1, 2016

Primary Completion

August 31, 2020

Study Completion

August 31, 2020

Last Updated

October 8, 2020

Record last verified: 2019-11

Data Sharing

IPD Sharing
Will not share

Locations