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CTCB Peer-Reviewed Publications​​

E-cigarette imagery in Netflix scripted television and movies popular among young adults: A content analysis (2022)

This study aimed to determine the extent of e-cigarette-related imagery and dialogue in Netflix content popular with young adults. A sample of 12 films and 113 TV episodes released between June 1, 2020, and May 31, 2021, was analyzed. Out of 125 titles, 16 (13%) had e-cigarette-related content. Thirteen titles (10%) showed at least one character holding an e-cigarette, and three others mentioned vaping without showing e-cigarettes. Ninety-nine percent of the time an e-cigarette appeared on screen it was being held by a character.

Nicotine vaping for relaxation and coping: Race/ethnicity differences and social connectedness mechanisms (2022)

This study examined the relationship between race/ethnicity and vaping reasons in youth. The data from this study came from the 2019-2020 California Student Tobacco Survey.

Evaluating the Impact of Strong and Weak California Flavored Tobacco Sales Restriction Policies on the Tobacco Retail Environment (2022)

This study evaluated the success of local flavored tobacco policies in reducing the availability of flavored tobacco products in California from 2013 to 2019. This study found that strong flavored tobacco sales restriction policies appeared to be effective in reducing the availability of flavored tobacco.

Are California’s Local Flavored Tobacco Sales Restrictions Effective in Reducing the Retail Availability of Flavored Tobacco Products? A Multicomponent Evaluation (2021)

This paper describes evaluation results of California’s early ordinances restricting flavored tobacco sales, which resulted in a nine-fold increase in the proportion of California’s population covered by a flavored tobacco ordinance between April 2015 and January 2019. In addition to reporting on policy tracking, the studies assessed retail availability and advertising of flavored tobacco products, as well as retailer attitudes and ease of compliance.

Impact of California’s tobacco and cannabis policies on the retail availability of little cigars/cigarillos and blunt wraps (2021)

Recent changes in California’s tobacco and cannabis policies could impact the retail availability of little cigars/cigarillos (LCCs) and blunt wraps that are used for blunt smoking. This study was intended to test whether tobacco flavor bans and minimum pack sizes of LCCs have reduced tobacco availability in California jurisdictions, whereas, permissive policies on sales and marketing of cannabis increased availability. This study concluded that a tobacco flavor ban may be an effective strategy to reduce retail availability of LCCs, blunt wraps and possibly other tobacco in California jurisdictions.

The changing retail landscape for tobacco: dollar stores and the availability of cheap cigarettes among tobacco-related priority populations (2021)

This study sought to examine whether dollar stores are more likely to be located in disadvantaged neighborhoods and whether dollar stores charge less for cigarettes than other tobacco retailers. It found that dollar stores may exacerbate smoking-related inequities by contributing to the availability of cheaper cigarettes in neighborhoods that are lower income, rural and have greater proportions of youth.

Impact of Local Flavored Tobacco Sales Restrictions on Policy-Related Attitudes and Tobacco Product Access (2021)

To evaluate the impact of local ordinances restricting the sale of flavored tobacco, this study surveyed California youth and young adults regarding policy support and perceived access to flavored tobacco. With some exceptions, these findings demonstrate that among vape users in policy jurisdictions and priority subgroups, there is a higher likelihood of reporting perceived difficulty to access flavored tobacco products.

Implementation of a comprehensive flavoured tobacco product sales restriction and retail tobacco sales (2021)

This study evaluates associations of policy implementation with changes in tobacco sales in San Francisco and in two California cities without any sales restriction. San Francisco’s comprehensive restriction virtually eliminated flavoured tobacco sales and decreased total tobacco sales in mainstream retailers.

Vaping identity in adolescent e-cigarette users: A comparison of norms, attitudes, and behaviors (2021)

This study analyzed differences in demographic characteristics, beliefs, and behaviors of vapers and non-vapers.

Sources of flavoured e-cigarettes among California youth and young adults: associations with local flavoured tobacco sales restrictions (2021)

This study compares access to flavoured JUUL and other e-cigarettes from retail, online and social sources among underage and young adult e-cigarette users who live in California jurisdictions that restrict sales of flavoured tobacco with the rest of the state.

Characteristics of E-cigarette, or Vaping, Products Confiscated in Public High Schools in California and North Carolina (2020)

This is a study exploring e-cigarette, or vaping, products used on school grounds. CDC conducted an environmental assessment in California and North Carolina public high schools in March and May 2019.

Tobacco use and tobacco services in California substance use treatment programs (2020)

This study examines smoking prevalence among persons enrolled in substance use dependence treatment programs, and whether persons who wanted help with quitting smoking received such help.


Retail Tobacco Marketing in Rural Versus Nonrural Counties: Product Availability, Discounts, and Prices, 2020

A study investigating tobacco product availability, advertised discounts, and prices in rural and nonrural stores.


Mind the Gap: Changes in Cigarette Prices after California's Tax Increase, 2019

A study evaluating California’s 2017 cigarette tax increase, which found that it was not passed onto consumers equally.


Evaluation of California's 'Tobacco 21' law, 2018

A study that describes the T21 evaluation plan and initial evaluation results for California's law that raised the minimum tobacco sales age to 21 and expanded the definition of tobacco to include electronic smoking devices.

A study that examines neighborhood variation in prices for the cheapest cigarettes including a popular brand of cigarillos and health disparities with results from the Healthy Stores for a Healthy Community survey in a large statewide sample of licensed tobacco retailers in a low-tax state.

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