Couples Dynamics and Smoking Cessation (SCOR)

Interpersonal Mechanisms of Smoking Relapse in Romantic Couples

This study is about investigating smoking and attempts to quit smoking in couples. Participation will help determine better treatment efforts for couples who want to quit smoking. All study procedures will be conducted remotely, allowing couples to interact with study personnel through zoom.

Study Overview

• Status: Completed
• Conditions: Smoking; Smoking Cessation; Smoking, Cigarette; Smoking Behaviors; Cessation, Smoking
• Intervention / Treatment: Other: No Interventions

• Study Type: Observational
• Enrollment (Actual): 212

Contacts and Locations

• Study Contact: Name: Patrick Loftus; Phone Number: 323-442-2277; Email: ploftus@usc.edu

Study Locations

• United States
  • California
    • Los Angeles, California, United States, 90033
      • University of Southern California

Participation Criteria

Eligibility Criteria

• Ages Eligible for Study: 18 years to 65 years (Adult, Older Adult)
• Accepts Healthy Volunteers: No

• Sampling Method: Non-Probability Sample

Study Population

Participants may live through the United States.

Description

Inclusion Criteria:

• Couples must be in a relationship for more than 6 months with no plans to separate or move in the next 30 days.
• Participants must smoke at least 5 cigarettes per day for at least the past 2 years.

Exclusion Criteria:

• English non-fluency.
• Currently pregnant, nursing, or intend to become pregnant within the next 6 months.

Study Plan

How is the study designed?

Number of groups / cohorts

1

Cohorts and Interventions

Group / Cohort	Intervention / Treatment
Both-Quit Group; Couples in which both individuals smoke and both individuals would like to quit smoking.	Other: No Interventions; There are no interventions in this study. Participants are observed.

What is the study measuring?

Primary Outcome Measures

Outcome Measure	Measure Description	Time Frame
Cigarette Craving	This measure is obtained through the completion of the Brief Questionnaire of Smoking Urges.	Throughout study completion, an average of 28 days
Confidence in Quit Attempt	This measure is obtained through the completion of the Abstinence Self-Efficacy Questionnaire.	Throughout study completion, an average of 28 days
Mood	This measure is obtained through the completion of the Profile of Mood States Questionnaire.	Throughout study completion, an average of 28 days

Collaborators and Investigators

• Sponsor: University of Southern California
• Collaborators: American Cancer Society, Inc.
• Investigators: Principal Investigator: Matthew Kirkpatrick, PhD, University of Southern California

Study record dates

Study Major Dates

• Study Start (Actual): August 26, 2018
• Primary Completion (Actual): December 31, 2022
• Study Completion (Actual): December 31, 2022

Study Registration Dates

• First Submitted: March 6, 2019
• First Submitted That Met QC Criteria: March 19, 2019
• First Posted (Actual): March 21, 2019

Study Record Updates

• Last Update Posted (Actual): April 20, 2023
• Last Update Submitted That Met QC Criteria: April 18, 2023
• Last Verified: April 1, 2023

More Information

Terms related to this study

• Other Study ID Numbers: HS-16-00898

Plan for Individual participant data (IPD)

• Plan to Share Individual Participant Data (IPD)?: NO

Drug and device information, study documents

• Studies a U.S. FDA-regulated drug product: No
• Studies a U.S. FDA-regulated device product: No