Related Experiment Video
Updated: Nov 24, 2025
08:39
Generation of Electronic Cigarette Aerosol by a Third-Generation Machine-Vaping Device: Application to Toxicological Studies
Published on: August 25, 2018
26.1K
Signs and customer behaviors at vape shops: Multivariate multilevel model analysis
Jimi Huh1, Leah Meza1, Ellen Galstyan1
1Department of Preventive Medicine, Keck School of Medicine, University of Southern California, United States.
Addictive Behaviors Reports
|December 28, 2020
Summary
Vape shop displays influence customer behavior. E-cigarette safety signs correlate with more in-shop vaping, while quit smoking signs correlate with more e-liquid purchases.
Area of Science:
- Public Health
- Consumer Behavior
- Tobacco Control
Background:
- Vape shop display practices may influence customer behaviors.
- Hypothesized association between supportive vaping signs and purchasing/in-shop vaping.
Purpose of the Study:
- Examine the relationship between vape shop displays and customer purchasing/vaping behaviors.
- Investigate how specific signage impacts consumer actions within vape shops.
Main Methods:
- Recruited 122 vape shops in Southern California.
- Observed 254 customers and coded shop displays.
- Utilized multivariate multilevel analysis for nested data.
Main Results:
- Male customers more likely to purchase e-liquid (p < .001).
- More vaping observed with e-cigarette safety displays (p = .024).
- More e-liquid purchases observed with quit smoking signage (p = .004).
Conclusions:
- Certain vape shop displays may signal acceptability of in-shop vaping.
- Signage could influence customer purchasing decisions and behaviors.
Related Concept Videos
01:29Stimulants
634
Stimulants are substances that enhance neural activity and elevate dopamine levels in the brain, leading to their highly addictive nature. These drugs include cocaine, amphetamines, MDMA, caffeine, and nicotine, each with distinct mechanisms of action and varied health implications.
Cocaine can be administered via snorting, injection, or smoking. It primarily functions by blocking the reuptake of dopamine, resulting in a euphoric high characterized by an intense sensation of happiness and...
Cocaine can be administered via snorting, injection, or smoking. It primarily functions by blocking the reuptake of dopamine, resulting in a euphoric high characterized by an intense sensation of happiness and...
634
01:11Variability: Analysis
288
Measures of variability are statistical metrics that reveal the dispersion pattern within a dataset. They are pivotal in biostatistics, providing insights into the heterogeneity within health and biological data. Variability signifies the degree to which data points diverge from one another, helping researchers understand the potential range of values and associated uncertainty within the data.
The range is a simple measure of variability, indicating the difference between the highest and...
The range is a simple measure of variability, indicating the difference between the highest and...
288
01:18Vaporization
36.7K
The physical form of a substance changes by changing its temperature. For example, raising the temperature of a liquid causes the liquid to vaporize (convert into vapor). The process is called vaporization—a surface phenomenon. For vaporization to occur, kinetic energy must be greater than the intermolecular forces that keep molecules bonded. The amount of energy needed to vaporize a quantity of liquid at a given pressure and a constant temperature is called the heat of vaporization. When...
36.7K
01:14Model Approaches for Pharmacokinetic Data: Compartment Models
356
Compartmental analysis is a widely adopted approach to characterizing drug pharmacokinetics. It uses compartment models that conceptualize the body as a collection of reversibly communicating compartments, each representing a group of tissues exhibiting similar drug distribution characteristics. The movement rate of the drug between these compartments is typically described by first-order kinetics.
Two primary types of compartment models are recognized: mammillary and catenary. The more...
Two primary types of compartment models are recognized: mammillary and catenary. The more...
356
01:14Analysis Methods of Pharmacokinetic Data: Model and Model-Independent Approaches
333
Drug disposition in the body is a complex process and can be studied using two major approaches: the model and the model-independent approaches.
The model approach uses mathematical models to describe changes in drug concentration over time. Pharmacokinetic models help characterize drug behavior in patients, predict drug concentration in the body fluids, calculate optimum dosage regimens, and evaluate the risk of toxicity. However, ensuring that the model fits the experimental data accurately...
The model approach uses mathematical models to describe changes in drug concentration over time. Pharmacokinetic models help characterize drug behavior in patients, predict drug concentration in the body fluids, calculate optimum dosage regimens, and evaluate the risk of toxicity. However, ensuring that the model fits the experimental data accurately...
333
02:34Vapor Pressure
37.8K
When a liquid vaporizes in a closed container, gas molecules cannot escape. As these gas phase molecules move randomly about, they will occasionally collide with the surface of the condensed phase, and in some cases, these collisions will result in the molecules re-entering the condensed phase. The change from the gas phase to the liquid is called condensation. When the rate of condensation becomes equal to the rate of vaporization, neither the amount of the liquid nor the amount of the vapor...
37.8K