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Treating Smokers With Mental Illness

Treating Tobacco Dependence in Smokers With Severe Mental Illness

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03822416
Enrollment
38
Registered
2019-01-30
Start date
2019-03-01
Completion date
2020-05-04
Last updated
2021-05-25

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Bipolar Disorder I, Bipolar II Disorder, Cigarette Smoking, Major Depressive Disorder, Mental Illness, Psychotic Disorders, Schizophrenia, Smoking Cessation

Keywords

mental illness, tobacco treatment

Brief summary

This is a smoking cessation study that will enroll smokers who have been diagnosed with a severe mental illness. The study will use a combination of intensive tobacco treatment counseling and nicotine replacement therapy to assist smokers in cutting back on and quitting smoking over the course of six months.

Detailed description

At the baseline measurement visit, participants will be asked to complete a survey and an interview. They will be randomly assigned to either the intervention or control group. Both groups will receive a smoking cessation manual and list of resources. The intervention group will also receive smoking cessation counseling and nicotine replacement therapy. Both groups will be seen for in-person assessments again at 8 weeks and 6 months post baseline.

Interventions

DRUGNicotine patch

Nicotine patch (dose based on number of cigarettes per day) (4-week, 8-week, or 12-week supply) depending on participant preference and how much they are smoking based on FDA guidelines for use

DRUGNicotine lozenge

Nicotine lozenge (2 or 4 mg if less or greater than 30 minutes to first cigarette in the morning respectively) (4-week, 8-week, or 12-week supply) depending on participant preference and how much they are smoking based on FDA guidelines for use

BEHAVIORALTherapy

In-person meeting at baseline, 6 phone counseling sessions with participants over 8 weeks after initial in-person meeting, possible additional phone counseling (3 phone calls) from 8 weeks to 6 months after initial in-person meeting, and possible text messages when agreed to by participants during the 8 week to 6 month phase

OTHERInformation

Information about smoking and mental illness and referrals to both the QUITPLAN helpline and additional resources in the community

Sponsors

Hennepin County Medical Center, Minneapolis
CollaboratorOTHER
Brown University
CollaboratorOTHER
University of Minnesota
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
SINGLE (Outcomes Assessor)

Masking description

The outcomes assessor will not be made aware of the participant's study status, although it may become obvious during the assessments.

Eligibility

Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
Yes

Inclusion criteria

* have a severe mental illness diagnosis * be a daily smoker * be willing to reduce the number of cigarettes smoked per day leading to a quit attempt * want to try to quit smoking * be willing to use nicotine replacement therapy * be able to communicate in English

Exclusion criteria

* anyone who has had an active psychotic episode or been hospitalized due to suicidal ideation in the last six months * pregnancy * taking Chantix or Clozapine * having a terminal illness

Design outcomes

Primary

MeasureTime frameDescription
7-Day Point Prevalence Abstinence8 weeks and 6 months post baselineTo determine the number of patients in the intervention and control conditions who achieve 7-day point prevalence abstinence at 8 weeks and 6 months after enrollment.

Secondary

MeasureTime frameDescription
Quit Attempts8 weeks and 6 months post baselineTo determine the number of patients in the intervention and control condition who achieve self-reported minimum 24 hour quit attempts.
Smoking Reduction8 weeks and 6 months post baselineTo determine the mean reduction in cigarettes per day in the intervention and control conditions.

Countries

United States

Participant flow

Participants by arm

ArmCount
Intervention
Intervention group will receive counseling and nicotine replacement therapy including the nicotine patch and/or nicotine lozenges. Nicotine patch: Nicotine patch (dose based on number of cigarettes per day) (4-week, 8-week, or 12-week supply) depending on participant preference and how much they are smoking based on FDA guidelines for use Nicotine lozenge: Nicotine lozenge (2 or 4 mg if less or greater than 30 minutes to first cigarette in the morning respectively) (4-week, 8-week, or 12-week supply) depending on participant preference and how much they are smoking based on FDA guidelines for use Therapy: In-person meeting at baseline, 6 phone counseling sessions with participants over 8 weeks after initial in-person meeting, possible additional phone counseling (3 phone calls) from 8 weeks to 6 months after initial in-person meeting, and possible text messages when agreed to by participants during the 8 week to 6 month phase Information: Information about smoking and mental illness and referrals to both the QUITPLAN helpline and additional resources in the community
19
Control
Control group will receive information about mental illness and smoking cessation and a listing of community resources available for assistance with smoking cessation. Information: Information about smoking and mental illness and referrals to both the QUITPLAN helpline and additional resources in the community
19
Total38

Withdrawals & dropouts

PeriodReasonFG000FG001
Overall StudyLost to Follow-up10
Overall StudyWithdrawal by Subject01

Baseline characteristics

CharacteristicInterventionControlTotal
Age, Categorical
<=18 years
0 Participants0 Participants0 Participants
Age, Categorical
>=65 years
1 Participants0 Participants1 Participants
Age, Categorical
Between 18 and 65 years
18 Participants19 Participants37 Participants
Race (NIH/OMB)
American Indian or Alaska Native
1 Participants0 Participants1 Participants
Race (NIH/OMB)
Asian
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Black or African American
8 Participants3 Participants11 Participants
Race (NIH/OMB)
More than one race
1 Participants6 Participants7 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Unknown or Not Reported
1 Participants0 Participants1 Participants
Race (NIH/OMB)
White
8 Participants10 Participants18 Participants
Region of Enrollment
United States
19 participants19 participants38 participants
Sex/Gender, Customized
Female
6 Participants12 Participants18 Participants
Sex/Gender, Customized
Male
11 Participants7 Participants18 Participants
Sex/Gender, Customized
Other
2 Participants0 Participants2 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
0 / 190 / 19
other
Total, other adverse events
1 / 190 / 19
serious
Total, serious adverse events
0 / 190 / 19

Outcome results

Primary

7-Day Point Prevalence Abstinence

To determine the number of patients in the intervention and control conditions who achieve 7-day point prevalence abstinence at 8 weeks and 6 months after enrollment.

Time frame: 8 weeks and 6 months post baseline

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Intervention7-Day Point Prevalence Abstinence8 Weeks5 Participants
Intervention7-Day Point Prevalence Abstinence6 Months4 Participants
Control7-Day Point Prevalence Abstinence8 Weeks3 Participants
Control7-Day Point Prevalence Abstinence6 Months5 Participants
Secondary

Quit Attempts

To determine the number of patients in the intervention and control condition who achieve self-reported minimum 24 hour quit attempts.

Time frame: 8 weeks and 6 months post baseline

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
InterventionQuit Attempts8 Weeks13 Participants
InterventionQuit Attempts6 Months18 Participants
ControlQuit Attempts8 Weeks7 Participants
ControlQuit Attempts6 Months10 Participants
Secondary

Smoking Reduction

To determine the mean reduction in cigarettes per day in the intervention and control conditions.

Time frame: 8 weeks and 6 months post baseline

ArmMeasureGroupValue (MEAN)Dispersion
InterventionSmoking Reduction6 Months4.84 cigarettes per dayStandard Deviation 4.56
InterventionSmoking Reduction8 Weeks5.6 cigarettes per dayStandard Deviation 7.04
ControlSmoking Reduction6 Months8.03 cigarettes per dayStandard Deviation 3.23
ControlSmoking Reduction8 Weeks11.59 cigarettes per dayStandard Deviation 4.15

Source: ClinicalTrials.gov · Data processed: Feb 24, 2026