Clinical Trials Logo

Clinical Trial Summary

This study will examine the level of toxicity of e-cigarette use compared to smokers and nonsmokers including inflammation markers, toxicant and carcinogen exposure. Additionally, the study will look at the effect of varying voltage levels for e-cigarette users.


Clinical Trial Description

In this observational study, e-cigarette users, smokers, and non-users of e-cigarette or tobacco products (up to 134 per group) will be recruited from the Minneapolis-St. Paul area. This research will be conducted at the Tobacco Research Programs at the University of Minnesota. Subjects are screened for eligibility over the phone. If eligible after the phone screen, participants will be invited to attend orientation screening visit in the clinic where consent will be obtained and subjects will complete forms about their tobacco and e-cigarette use and medical history. Subjects who eligible will be asked to return for six visits over the course of six months. At these appointments, subjects will provide biological specimen samples (buccal cells, urine and blood). Saliva will be collected before and after a smoking or vaping session. Non-users will only have 1 saliva collection. Subjects will be asked for information pertaining to and e-cigarette and tobacco use and overall health. ;


Study Design


Related Conditions & MeSH terms


NCT number NCT03284632
Study type Observational
Source University of Minnesota
Contact
Status Completed
Phase
Start date July 11, 2017
Completion date June 1, 2021

See also
  Status Clinical Trial Phase
Completed NCT03999411 - Smartphone Intervention for Smoking Cessation and Improving Adherence to Treatment Among HIV Patients Phase 4
Completed NCT03931772 - Online Automated Self-Hypnosis Program N/A
Completed NCT02649556 - A 26-week Extension of the ZRHR-ERS-09-US Study Evaluating Biological and Functional Changes in Healthy Smokers After Switching to THS 2.2 N/A
Completed NCT03901066 - Smoking Dependence and Periodontitis
Recruiting NCT05846841 - Personalized Tobacco Treatment in Primary Care (MOTIVATE) N/A
Completed NCT03170752 - Implementing and Testing a Cardiovascular Assessment Screening Program (CASP) N/A
Completed NCT03305978 - Pulmonary Nodule Detection: Comparison of an Ultra Low Dose vs Standard Scan. N/A
Completed NCT00000437 - Tobacco Dependence in Alcoholism Treatment (Nicotine Patch/Naltrexone) Phase 4
Completed NCT06105424 - BRP1602: Evaluation of Technical and Logistical Feasibility to Measure Lung Permeability N/A
Active, not recruiting NCT02752022 - Monitoring the Transition From Smoking to E-cigarettes
Completed NCT02901171 - The Contribution of a Smartphone Application to Acceptance and Commitment Therapy Group Treatment for Smoking Cessation N/A
Completed NCT03206619 - A Health Recommeder System to Tailor Message Preferences in a Smoking Cessation Programme
Completed NCT04340830 - The Effect of Smoking on Dimensional Changes of Free Gingival Graft Around Dental Implants N/A
Completed NCT02912000 - TEACH: Technology Evaluation to Address Child Health N/A
Completed NCT02949648 - Electronic Cigarette Use and Quitting in Youth N/A
Completed NCT02246114 - Self-Monitoring of Carbon Monoxide to Enhance Reproductive Outcomes in Women N/A
Completed NCT02945371 - Tailored Inhibitory Control Training to Reverse EA-linked Deficits in Mid-life N/A
Completed NCT01898507 - Nicotine Metabolism and Low Nicotine Cigarettes N/A
Completed NCT02008292 - Acetylcholine, Tobacco Smoking, Genes and Nicotinic Receptors N/A
Completed NCT03448900 - Intervention Study for Smoking Cessation in Spanish College Students N/A