Tushar Singh

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Tobacco use and addiction most often begin during youth and young adulthood. Youth use of tobacco in any form is unsafe. To determine the prevalence and trends of current (past 30-day) use of nine tobacco products (cigarettes, cigars, smokeless tobacco, e-cigarettes, hookahs, tobacco pipes, snus, dissolvable tobacco, and bidis) among U.S. middle (grades(More)
Tobacco smoking is the leading cause of preventable disease and death in the United States, resulting in approximately 480,000 premature deaths and more than $300 billion in direct health care expenditures and productivity losses each year (1). To assess progress toward achieving the Healthy People 2020 objective of reducing the percentage of U.S. adults(More)
As more US companies outsource their software projects overseas, they find that it is more challenging to control software development risk in countries with dissimilar IT capabilities. Using data collected from software projects developed in Korea, we investigate the impacts of specific risk management strategies and residual performance risk on objective(More)
BACKGROUND Electronic cigarette (e-cigarette) use among US students increased significantly during 2011 to 2014. We examined the association between e-cigarette advertisement exposure and current e-cigarette use among US middle school and high school students. METHODS Data came from the 2014 National Youth Tobacco Survey (n = 22 007), a survey of students(More)
In order to enhance the perception of indoor and unfamiliar environments for the blind and visually-impaired, we introduce the PERCEPT system that supports a number of unique features such as: a) Low deployment and maintenance cost; b) Scalability, i.e. we can deploy the system in very large buildings; c) An on-demand system that does not overwhelm the(More)
BACKGROUND It is believed that people lack sound knowledge and appropriate attitude towards electroconvulsive therapy (ECT). However, very little systematic research has gone into this area. AIM To examine the knowledge and attitude of patients and their relatives towards ECT. METHODS A 16-item questionnaire with satisfactory face validity and content(More)
INTRODUCTION Electronic cigarette (e-cigarette) use has increased considerably among U.S. youths since 2011. Tobacco use among youths in any form, including e-cigarettes, is unsafe. Tobacco product advertising can persuade youths to start using tobacco. CDC analyzed data from the 2014 National Youth Tobacco Survey to estimate the prevalence of e-cigarette(More)
INTRODUCTION We assessed US adult smokeless tobacco (SLT) users' exposure and response to SLT health warnings, which are currently in text-only format, covering 30% of the two primary surfaces of SLT containers and 20% of advertisements. METHODS Data were from the 2012-2013 National Adult Tobacco Survey. Past 30-day exposure to SLT health warnings among(More)
Electronic cigarettes (e-cigarettes) are now the most commonly used tobacco product among U.S. youths (1,2); in 2015, 5.3% of middle school students and 16.0% of high school students reported using e-cigarettes in the past 30 days (1). However, limited information exists on the e-cigarette product types and brands used and the substances used in these(More)