Overview

This trial is active, not recruiting.

Condition cigarette smoking
Treatments full group contingency, mixed group contingency
Sponsor National Development and Research Institutes, Inc.
Collaborator National Institute on Drug Abuse (NIDA)
Start date August 2010
End date August 2013
Trial size 40 participants
Trial identifier NCT01181661, 1R21DA029162

Summary

The purpose of the study is to develop and test an Internet-based group contingency management program designed to promote smoking cessation.

United States No locations recruiting
Other Countries No locations recruiting

Study Design

Allocation randomized
Endpoint classification efficacy study
Intervention model parallel assignment
Masking single blind (caregiver)
Primary purpose treatment
Arm
(Experimental)
This group (n = 20) will earn vouchers based only on team (n = 4) performance. Only if all members of the team submit a negative sample (CO ≤ 4 ppm), will they each earn a voucher.
full group contingency
This group (n = 20) will earn vouchers based only on team (n = 4) performance. Only if all members of the team submit a negative sample (CO ≤ 4 ppm), will they each earn a voucher.
(Experimental)
This group (n = 20) will earn vouchers based on both individual and team (n = 4) performance. If an individual submits a negative sample (CO ≤ 4 ppm), s/he will earn a voucher. Additionally, bonus vouchers will be earned if all team members submit negative samples.
mixed group contingency
This group (n = 20) will earn vouchers based on both individual and team (n = 4) performance. If an individual submits a negative sample (CO ≤ 4 ppm), s/he will earn a voucher. Additionally, bonus vouchers will be earned if all team members submit negative samples.

Primary Outcomes

Measure
Breath CO
time frame: 8 weeks

Secondary Outcomes

Measure
Point prevalence measure of abstinence
time frame: at the end of treatment (approximately week 4) and at 3 month follow-up
Duration of abstinence during treatment.
time frame: 3 weeks
Rate of social exchanges
time frame: 3 weeks

Eligibility Criteria

Male or female participants from 18 years up to 60 years old.

Inclusion Criteria: - self-reported smoker - ability to use the Internet - permission to contact applicant by phone Exclusion Criteria: - self-report of a history of or current severe or unstable medical or psychiatric illness that would interfere with the study - inability to avoid high levels of ambient CO (e.g., occupational exposure; lives with a another smoker who smokes in the home)

Additional Information

Official title Internet-based Group Contingency Management to Promote Smoking Abstinence
Principal investigator Jesse Dallery, PhD
Trial information was received from ClinicalTrials.gov and was last updated in April 2013.
Information provided to ClinicalTrials.gov by National Development and Research Institutes, Inc..