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Dive into the research topics where Michelle Scollo is active.

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Featured researches published by Michelle Scollo.


Tobacco Control | 2003

Review of the quality of studies on the economic effects of smoke-free policies on the hospitality industry

Michelle Scollo; Anita Lal; Andrew Hyland; Stanton A. Glantz

Objective: To compare the quality and funding source of studies concluding a negative economic impact of smoke-free policies in the hospitality industry to studies concluding no such negative impact. Data sources: Researchers sought all studies produced before 31 August 2002. Articles published in scientific journals were located with Medline, Science Citation Index, Social Sciences Citation Index, Current Contents, PsychInfo, Econlit, and Healthstar. Unpublished studies were located from tobacco company websites and through internet searches. Study selection: 97 studies that made statements about economic impact were included. 93% of the studies located met the selection criteria as determined by consensus between multiple reviewers. Data extraction: Findings and characteristics of studies (apart from funding source) were classified independently by two researchers. A third assessor blind to both the objective of the present study and to funding source also classified each study. Data synthesis: In studies concluding a negative impact, the odds of using a subjective outcome measure was 4.0 times (95% confidence interval (CI) 1.4 to 9.6; p = 0.007) and the odds of not being peer reviewed was 20 times (95% CI 2.6 to 166.7; p = 0.004) that of studies concluding no such negative impact. All of the studies concluding a negative impact were supported by the tobacco industry. 94% of the tobacco industry supported studies concluded a negative economic impact compared to none of the non-industry supported studies. Conclusion: All of the best designed studies report no impact or a positive impact of smoke-free restaurant and bar laws on sales or employment. Policymakers can act to protect workers and patrons from the toxins in secondhand smoke confident in rejecting industry claims that there will be an adverse economic impact.


American Journal of Public Health | 2008

Impact of tobacco control policies and mass media campaigns on monthly adult smoking prevalence.

Melanie Wakefield; Sarah Durkin; Matthew J. Spittal; Mohammad Siahpush; Michelle Scollo; Julie A. Simpson; Simon Chapman; Victoria White; David J. Hill

OBJECTIVES We sought to assess the impact of several tobacco control policies and televised antismoking advertising on adult smoking prevalence. METHODS We used a population survey in which smoking prevalence was measured each month from 1995 through 2006. Time-series analysis assessed the effect on smoking prevalence of televised antismoking advertising (with gross audience rating points [GRPs] per month), cigarette costliness, monthly sales of nicotine replacement therapy (NRT) and bupropion, and smoke-free restaurant laws. RESULTS Increases in cigarette costliness and exposure to tobacco control media campaigns significantly reduced smoking prevalence. We found a 0.3-percentage-point reduction in smoking prevalence by either exposing the population to televised antismoking ads an average of almost 4 times per month (390 GRPs) or by increasing the costliness of a pack of cigarettes by 0.03% of gross average weekly earnings. Monthly sales of NRT and bupropion, exposure to NRT advertising, and smoke-free restaurant laws had no detectable impact on smoking prevalence. CONCLUSIONS Increases in the real price of cigarettes and tobacco control mass media campaigns broadcast at sufficient exposure levels and at regular intervals are critical for reducing population smoking prevalence.


American Journal of Public Health | 1999

The impact of smoke-free workplaces on declining cigarette consumption in Australia and the United States.

Simon Chapman; Ron Borland; Michelle Scollo; Ross C. Brownson; Amanda Dominello; Stephen Woodward

OBJECTIVES This study estimates the contribution of smoke-free workplaces to the recent national declines in cigarette consumption in Australia and the United States. METHODS Nineteen studies of the impact of smoke-free workplaces on workday cigarette consumption were reviewed. The number and cost of cigarettes forgone were calculated and extrapolated to a scenario in which all indoor work areas were smoke-free. RESULTS Of the 19 studies, 18 reported declines in daily smoking rates, and 17 reported declines in smoking prevalence. Smoke-free workplaces are currently responsible for an annual reduction of some 602 million cigarettes, or 1.8% of all cigarettes that might otherwise be consumed, in Australia, and an annual reduction of 9.7 billion cigarettes (2%) in the United States. Approximately 22.3% of the 2.7 billion decrease in cigarette consumption in Australia between 1988 and 1995 can be attributed to smoke-free workplaces, as can 12.7% of the 76.5 billion decrease in the United States between 1988 and 1994. CONCLUSIONS If workplaces were universally smoke-free, the number of cigarettes forgone annually would increase to 1.14 billion (3.4%) in Australia and 20.9 billion (4.1%) in the United States.


Tobacco Control | 2003

Smoking and financial stress

Mohammad Siahpush; Ron Borland; Michelle Scollo

Aim: Stress relief is commonly provided as a reason for smoking. However, it is plausible that the cost of smoking may create financial stress, particularly among the poor. The aim of the study was to examine the relationship between smoking and financial stress. Design: Cross sectional survey of households from private dwellings conducted by the Australian Bureau of Statistics (ABS), using a stratified multistage area sample design. Setting: Australia, 1998–99. Participants: Nationally representative sample of households (n = 6892). Main outcome measures: The outcome measures of objective financial stress were two dichotomous variables indicating whether the household had experienced any financial stress or severe financial stress in the past 12 months. Results: The odds of experiencing any financial stress were 1.5 (95% confidence interval (CI) 1.3 to 1.7) times greater, and the odds of severe financial stress were twice (95% CI 1.6 to 2.5) as large for smoking households than non-smoking households. The effect of smoking on financial stress did not vary significantly across categories of income. Among smoking households, higher percentage of total household expenditure on tobacco was significantly related to financial stress. Conclusions: Given data were cross sectional, firm conclusions cannot be drawn about the causal relationship between smoking and financial stress. It is likely that they both affect each other. Undoubtedly, expenditure on tobacco will reduce available funds that could otherwise be used to ameliorate financial stress.


American Journal of Preventive Medicine | 2009

Taxation reduces social disparities in adult smoking prevalence.

Mohammad Siahpush; Melanie Wakefield; Matthew J. Spittal; Sarah Durkin; Michelle Scollo

BACKGROUND The CDC, the WHO, and the World Bank promote increases in the price of cigarettes as an effective and important tobacco-control strategy. This study was designed to assess the extent to which the association between the price of cigarettes and smoking prevalence, as measured monthly, varies by income group. METHODS Australian population survey data collected monthly from January 1991 to December 2006 were used to estimate Poisson regression models to assess the impact of the price of cigarettes on smoking prevalence across three income groups. Analyses were conducted in 2008. RESULTS There was strong evidence that real price and prevalence were negatively associated (p<0.001) and that the association was stronger in lower-income groups (p<0.001). One Australian dollar increase in price was associated with a decline of 2.6%, 0.3%, and 0.2% in the prevalence of smoking among low-, medium-, and high-income groups, respectively. CONCLUSIONS Increasing the price of cigarettes not only is an effective tobacco-control strategy to lower smoking prevalence in the general population, but also may provide a means of reducing social disparities in smoking.


Tobacco Control | 2003

Impact of tobacco tax reforms on tobacco prices and tobacco use in Australia

Michelle Scollo; Sandra Younie; Melanie Wakefield; J. Freeman; F. Icasiano

Objective: To document the impact of changes to tobacco taxes on the range and price of tobacco sold during the period when the National Tobacco Campaign (NTC) was run. Data sources: Information about brand availability, pack size, and price was extracted from Australian Retail Tobacconist. A retail observational survey was undertaken to monitor actual retail prices. Data on cigarette prices, brands, packet configurations, and outlets from which they were purchased were obtained from the benchmark and three follow up population telephone surveys conducted to evaluate the NTC. Method: Data from the three sources were compared to see the extent to which the impact of tax changes had been offset by greater retail discounting and a more concerted effort by consumers to purchase cheaper products. Results: Smokers were unable to cushion themselves from the sharp price increases that occurred during the third phase of the NTC. Both average recommended retail prices of manufactured cigarettes and average actual cigarette prices paid by smokers increased by 25% in real prices. Conclusion: The fall in smoking prevalence over the first two phases of the NTC was substantially greater than would be expected due to tax changes alone. The fall in smoking consumption over the first two phases was slightly less than would be expected and in the third considerably higher than would be expected.


Australian and New Zealand Journal of Public Health | 2002

Health Inequalities: Prevalence and socio-economic correlates of smoking among lone mothers in Australia

Mohammad Siahpush; Ron Borland; Michelle Scollo

Objective:To report smoking prevalence among Australian lone mothers by age and socio‐economic group and to examine the extent to which the difference in smoking prevalence between lone mothers and other women is due to socio‐economic factors.


Tobacco Control | 2015

Australian adult smokers’ responses to plain packaging with larger graphic health warnings 1 year after implementation: results from a national cross-sectional tracking survey

Melanie Wakefield; Kerri Coomber; Meghan Zacher; Sarah Durkin; Emily Brennan; Michelle Scollo

Background We assessed whether the Australian plain packs with larger graphic health warnings (GHWs) achieved three specific objectives of reducing the appeal of tobacco, increasing health warning effectiveness and reducing the ability of packaging to mislead about smoking harms. Methods We compared responses from continuous cross-sectional telephone surveys of n=2176 cigarette smokers during pre-plain packaging (April–September 2012, pre-PP) with n=759 surveyed in the transition period (October–November 2012) and n=4240 during the first year of implementation (December 2012–November 2013, PP year 1), using multivariate logistic regression analyses. Results From pre-PP to PP year 1, more smokers disliked their pack (p<0.001), perceived lower pack appeal (p<0.001), lower cigarette quality (p<0.001), lower satisfaction (p<0.001) and lower value (p<0.001) and disagreed brands differed in prestige (p=0.003). There was no change in perceived differences in taste of different brands. More smokers noticed GHWs (p<0.001), attributed much motivation to quit to GHWs (p<0.001), avoided specific GHWs when purchasing (p<0.001), and covered packs (p<0.001), with no change in perceived exaggeration of harms. PP year 1 saw an increased proportion believing that brands do not differ in harmfulness (p=0.004), but no change in the belief that variants do not differ in strength or the perceived harmfulness of cigarettes compared with a year ago. Interactions signified greater change for four outcomes assessing aspects of appeal among young adults and two appeal outcomes among mid-aged adults. Conclusions The specific objectives of plain packaging were achieved and generally sustained among adult smokers up to 12 months after implementation.


Australian and New Zealand Journal of Public Health | 2002

The effect of a smoke-free law on restaurant business in South Australia

Melanie Wakefield; Mohammad Siahpush; Michelle Scollo; Anita Lal; Andrew Hyland; Kieran A. McCaul; Caroline Miller

Background: Despite evidence to the contrary from overseas research, the introduction of smoke‐free legislation in South Australia (SA), which required all restaurants to go smoke‐free in January 1999, sparked concerns among the hospitality industry about loss of restaurant business. This study aimed to determine whether the law had a detrimental impact on restaurant business in SA.


Nicotine & Tobacco Research | 2003

Factors associated with smoking cessation in a national sample of Australians.

Mohammad Siahpush; Ron Borland; Michelle Scollo

The association of sociodemographic and selected behavioral and social environmental factors with successful smoking cessation was examined using cross-sectional data from the 1998 Australian National Drug Strategy Household Survey, which used an area multistage stratified design. Data collection involved a mixture of interviews and self-administered questionnaires. We used a subsample of 2,526 Australians aged 14 years and older. The outcome measure distinguished between current smokers and those who had stopped smoking in the past 2 years and had not smoked for at least 1 month prior to the survey. Knowing that environmental tobacco smoke is harmful and having first smoked at age 14 or younger were associated with a higher likelihood of cessation. The odds of having quit smoking were 4.5 times greater for respondents who lived in households where smoking was not permitted than for those in households with no smoking restrictions. The odds of having quit were 3.2 times greater for respondents who reported that few or none of their friends smoked than for those who said most or all of their friends smoked. After including social environmental variables, associations of education and cessation disappeared. The study confirmed the difficulty of quitting if the proximal social environment is filled with smokers. Results call for an integrated approach in which smoking cessation interventions target the social environment as well as the individual. Efforts to intervene in smoking behavior will have limited effectiveness unless they take into account the social contexts in which smoking behavior takes place.

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Megan Bayly

Cancer Council Victoria

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Sarah Durkin

Cancer Council Victoria

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Mohammad Siahpush

University of Nebraska Medical Center

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Ron Borland

Cancer Council Victoria

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