Kevin C Davis

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OBJECTIVES This study examines how the American Legacy Foundation's "truth" campaign and Philip Morris's "Think. Don't Smoke" campaign have influenced youths' attitudes, beliefs, and intentions toward tobacco. METHODS We analyzed 2 telephone surveys of 12- to 17-year-olds with multivariate logistic regressions: a baseline survey conducted before the(More)
The rationale for, methodology of, and experience with intra-arterial BCNU infusion therapy of malignant glioma are described. This approach achieves tumor levels of drug four times greater than equal doses infused intravenously, and has been used to treat 79 patients over the course of 4 years. The drug was given in 192 infraophthalmic and 66(More)
OBJECTIVES In early 2000, the American Legacy Foundation launched the national "truth" campaign, the first national antismoking campaign to discourage tobacco use among youths. We studied the impact of the campaign on national smoking rates among US youths (students in grades 8, 10, and 12). METHODS We used data from the Monitoring the Future survey in a(More)
OBJECTIVE To examine which types of cessation-focused advertisements are associated with perceived advertisement effectiveness among smokers and to assess whether key smoker characteristics (ie, cigarette consumption, desire to quit and past quit attempts) influence perceived effectiveness of different types of cessation ads. METHODS We used data from the(More)
—Monitoring of salmonid populations often involves annual redd counts, but the validity of this method has seldom been evaluated. We conducted redd counts of bull trout Salvelinus confluentus in two streams in northern Idaho to address four issues: (1) relationships between adult escapements and redd counts; (2) interobserver variability in redd counts; (3)(More)
PROBLEM/CONDITION Cigarette smoking is the leading preventable cause of death in the United States, accounting for approximately 440,000 deaths each year. The prevalence of cigarette smoking nationwide among high school students (grades 9-12) increased during the 1990s, peaking during 1996-1997, and then declined. Approximately 80% of tobacco users initiate(More)
OBJECTIVE This study assessed whether dramatic funding reductions to the Florida Tobacco Control Program (FTCP) influenced trends in recall of the Florida "truth" anti-smoking media campaign, anti-industry attitudes and non-smoking intentions among Florida teens. METHODS We used an interrupted time series technique to test for differences in the rates of(More)
There are large disparities in cigarette smoking rates by socioeconomic status (SES) in many countries. There is mixed evidence about the relative effectiveness of smoking cessation media campaigns in promoting quitting between lower and higher SES populations, and studies suggest that some types of ad content may have differential effects by SES. We(More)
PURPOSE To understand the potential effects of anti-smoking media campaigns on perceived peer smoking prevalence, a noted predictor of smoking initiation and prevalence among youth. METHODS We used cross-sectional time series data from the Legacy Media Tracking Surveys (LMTS), a nationally representative telephone survey of approximately 35,000 12- to(More)
BACKGROUND Adolescents who live in tobacco producing regions may not respond favourably to anti-industry ads. OBJECTIVE To examine whether state level involvement in tobacco production appears to limit the effectiveness of anti-industry ads to prevent tobacco use among adolescents in the USA. DESIGN Time trend analyses were done using repeated cross(More)