N/A N=136 Reduced Nicotine Content Cigarettes and Tobacco Switching Behaviors
Tobacco Addiction · Dual Tobacco Use
Primary: Number of Days Using Alternative Products — 14; 26; 20 Number of days
Clinical Trial Search
Completed trials with posted results — search by concept, filter by the parameters that matter at the bedside.
Phase 4 N=90 Tobacco Use Treatment in Cancer Patients
Smoking, Cigarette
Primary: Smoking 7-Day Point Prevalence at 12 Weeks — 2; 2; 3 Participants
N/A N=74 Impact of Nicotine Messaging on Beliefs and Behavior
Smoking Behaviors · Cigarette Smoking
Primary: Nicotine Beliefs — 7.5; 8.1; 5.3; 4.8 score on a scale — p=0.0008
N/A N=359 Novel Determinants and Measures of Smokeless Tobacco Use: Study 1
Smokeless Tobacco Use · Tobacco Dependence
Primary: Extent of Toxicity: Mean of Median Values of NNK+NNN in 7 Smokeless Tobacco Brands — 2.4; 2.25; 3.19; 5.51 ug/g
N/A N=31 Impact of Exclusive Use of Low Nicotine Cigarettes on Compensatory Smoking
Smoking
Primary: Breath Sample (Expired Carbon Monoxide) — 18.77; 31.07; 25.38; 30.49 parts per million — p=0.92
N/A N=794 Impact of Nicotine Messaging on Nicotine Beliefs and Tobacco Use Behavior
Nicotine Dependence, Cigarettes
Primary: Nicotine Beliefs — 7.5; 7.8; 10.9; 11.3 score on a scale
N/A N=139 Cigarette Smoking Among Young Adults
Cigarette Smoking · Smoking Behaviors
Primary: Puff Topography — 1108; 1045.2; 1084.6 mL
N/A N=104 Evaluation of Oral Tobacco as a Harm Reduction Method for Smokers
Tobacco Use Disorder
Primary: Product Preference — 27; 23; 24; 24 participants
N/A N=51 Health-Kit Enabled Mobile App for Tobacco Cessation
Cigarette Smoking
Primary: Psychosocial Expectancies (PROMIS Smoking Initiative) Patient Reported Outcome — 12.7; 13.6 score on a scale — p=0.17
N/A N=37 Cigarette Smoking Decision Study
Tobacco Smoking
Primary: Demand Intensity as Assessed by a Behavioral Economic Demand Curve — 4.709677419; 2.580645161 puff bouts
Phase 2 N=49 Impact of Nicotine Reduction on Adolescent Cigarette Use, Alternative Tobacco Use, and Harm From Tobacco
Nicotine Dependence, Cigarettes, Uncomplicated
Primary: Average Cigarettes Smoked Per Day — 4.3; 8.0 average cigarettes per day — p=.111
N/A N=103 Addiction and Behavior Related to Menthol Cigarette Substitutes
Smoking (Tobacco) Addiction
Primary: Puffing Topography: Puff Duration — 1.99; 2.06; 2.66; 1.87 seconds
N/A N=60 Comparison of the Substitution Between Different Tobacco/Nicotine Products as a Function of Tobacco-user Type
Cigarette Smoking · Nicotine Vaping
Primary: Nicotine/Tobacco Products Substitution — 12.11; 4.82; 25.28; 17.08 mg of nicotine purchased — p=0.9793
N/A N=65 Promotion and Mitigation Factors Leading to Illegal Tobacco Purchases
Cigarette Smoking · Nicotine Vaping
Primary: Percent Budget Spent on Illegal Cigarettes Across Policy Conditions — 40.78; 38.41; 12.14; 9.64 percentage of budget spent
Phase 4 N=179 Smoking Tobacco and Drinking Study
Smoking · Heavy Episodic Drinking
Primary: Number of Participants With Reported 7-day Point Prevalence Abstinence at 3 Months — 3; 4 Participants
N/A N=1,132 Correcting Public Misperceptions About Very Low Nicotine Content Cigarettes
Tobacco Use, Cigarette Use
Primary: Very Low Nicotine Content (VLNC) Misperception — 3.12; 3.04; 3.04; 3.36 score on a scale
Phase 4 N=30 Tobacco Cessation Treatment Preferences Among Veteran Smokers
Tobacco Use
Primary: Number of Participants Who Report Post-treatment Satisfaction — 15; 10 Participants
Phase 4 N=29 Measuring Smoking Behaviors While Using Varenicline
Nicotine Dependence
Primary: Smoking Topography: Total Puff Volume — 523.4; 684.6 milliliters
N/A N=5,123 Proactive Tobacco Treatment for Veterans
Smoking Cessation · Smoking Tobacco
Primary: Self-reported, Smoking Abstinence Rate: 6-month Prolonged Abstinence — 10.9; 13.5 percentage of participants — p=.02
N/A N=832 Testing an Organizational Change Model to Address Smoking in Mental Healthcare
Nicotine Dependence
Primary: Client Reported Tobacco Medications — 48; 28; 62; 24 Participants
N/A N=29 Electronic Cigarette Use in Young Adult Men and Women
Cigarette Smoking · Tobacco Use
Primary: Contextual Factors Associated With Tobacco Use Episode Reported Via Ecological Momentary Assessment — 3; 22; 11; 12 tobacco use episodes — p=0.002
N/A N=433 The Impact of Standardized Tobacco Product Packaging on Young Adults in the Retail Environment
Smoking, Cigarette
Primary: Quit Smoking Motivation — 3.7; 3.9; 3.7 score on a scale
N/A N=67 Clinical Trial Tobacco Marijuana
Cannabis Use Disorder · Tobacco Use Disorder
Primary: Tobacco Quit Attempts — 13; 17 Participants — p== 0.33
Phase 2 N=326 Low Nicotine Content Cigarettes in Vulnerable Populations: Opioid Use Disorder
Tobacco Use Disorder
Primary: Number of Cigarettes Smoked Per Day — 22.54; 14.32; 11.76; 7.63 cigarettes per day
Early Phase 1 N=21 Reduced Nicotine Cigarette Purchasing Decisions
Tobacco Use Disorder
Primary: Demand Intensity — 6.48; 8.10; 7.81; 6.48 cigarettes
N/A N=149 tDCS Effects on Resisting Smoking: Dose Ranging Study
Nicotine Addiction
Primary: Resisting Smoking - Time to First Cigarette in the Resist Smoking Paradigm — 60.3; 63.4; 63.2 minutes — p=0.94
N/A N=37 Menthol Flavored E-cigarette Use During a Simulated Ban of Menthol Cigarettes
Tobacco Use Disorder
Primary: Number of Cigarettes Smoked Per Day — 2.2; 1.8; 6.0; 7.1 model estimated cigarettes per day
N/A N=685 Improving Tobacco Treatment Rates for Cancer Patients Who Smoke
Cancer · Tobacco Use · Smoking
Primary: Intervention Ordering Rate — 113; 60 Participants
Phase 2 N=94 Proactive Outreach for Smoking Treatment
Smoking, Tobacco · Mental Illness
Primary: Study 3: Smoking Abstinence — 3 Participants
Phase 4 N=517 Identifying Treatments to Motivate Smokers to Quit
Smoking · Smoking Cessation · Motivation
Primary: Percent Change in Cigarettes Smoked Per Day (CPD) — 38.7; 38.9; 37.4; 40.2 Percent Change in cigarettes per day — p=.98