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Dive into the research topics where Ashley Wettlaufer is active.

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Featured researches published by Ashley Wettlaufer.


American Journal of Public Health | 2012

The raising of minimum alcohol prices in Saskatchewan, Canada: Impacts on consumption and implications for public health.

Tim Stockwell; Jinhui Zhao; Norman Giesbrecht; Scott Macdonald; Gerald Thomas; Ashley Wettlaufer

OBJECTIVES We report impacts on alcohol consumption following new and increased minimum alcohol prices in Saskatchewan, Canada. METHODS We conducted autoregressive integrated moving average time series analyses of alcohol sales and price data from the Saskatchewan government alcohol monopoly for 26 periods before and 26 periods after the intervention. RESULTS A 10% increase in minimum prices significantly reduced consumption of beer by 10.06%, spirits by 5.87%, wine by 4.58%, and all beverages combined by 8.43%. Consumption of coolers decreased significantly by 13.2%, cocktails by 21.3%, and liqueurs by 5.3%. There were larger effects for purely off-premise sales (e.g., liquor stores) than for primarily on-premise sales (e.g., bars, restaurants). Consumption of higher strength beer and wine declined the most. A 10% increase in minimum price was associated with a 22.0% decrease in consumption of higher strength beer (> 6.5% alcohol/volume) versus 8.17% for lower strength beers. The neighboring province of Alberta showed no change in per capita alcohol consumption before and after the intervention. CONCLUSIONS Minimum pricing is a promising strategy for reducing the public health burden associated with hazardous alcohol consumption. Pricing to reflect percentage alcohol content of drinks can shift consumption toward lower alcohol content beverage types.


Drug and Alcohol Dependence | 2017

Estimating the harms and costs of cannabis-attributable collisions in the Canadian provinces

Ashley Wettlaufer; Roxana O. Florica; Mark Asbridge; Douglas James Beirness; Jeffrey R. Brubacher; Russell C. Callaghan; Benedikt Fischer; Gerrit Gmel; Sameer Imtiaz; Robert E. Mann; Anna McKiernan; Jürgen Rehm

INTRODUCTION In 2012, 10% of Canadians used cannabis and just under half of those who use cannabis were estimated to have driven under the influence of cannabis. Substantial evidence has accumulated to indicate that driving after cannabis use increases collision risk significantly; however, little is known about the extent and costs associated with cannabis-related traffic collisions. This study quantifies the costs of cannabis-related traffic collisions in the Canadian provinces. METHODS Province and age specific cannabis-attributable fractions (CAFs) were calculated for traffic collisions of varying severity. The CAFs were applied to traffic collision data in order to estimate the total number of persons involved in cannabis-attributable fatal, injury and property damage only collisions. Social cost values, based on willingness-to-pay and direct costs, were applied to estimate the costs associated with cannabis-related traffic collisions. The 95% confidence intervals were calculated using Monte Carlo methodology. RESULTS Cannabis-attributable traffic collisions were estimated to have caused 75 deaths (95% CI: 0-213), 4407 injuries (95% CI: 20-11,549) and 7794 people (95% CI: 3107-13,086) were involved in property damage only collisions in Canada in 2012, totalling


Drug and Alcohol Review | 2016

Pricing of alcohol in Canada: A comparison of provincial policies and harm-reduction opportunities

Norman Giesbrecht; Ashley Wettlaufer; Gerald Thomas; Tim Stockwell; Kara Thompson; Nicole April; Mark Asbridge; Samantha Cukier; Robert E. Mann; Janet McAllister; Andrew Murie; Chris Pauley; Laurie Plamondon; Kate Vallance

1,094,972,062 (95% CI: 37,069,392-2,934,108,175) with costs being highest among younger people. DISCUSSION The cannabis-attributable driving harms and costs are substantial. The harm and cost of cannabis-related collisions is an important factor to consider as Canada looks to legalize and regulate the sale of cannabis. This analysis provides evidence to help inform Canadian policy to reduce the human and economic costs of drug-impaired driving.


Drug and Alcohol Review | 2018

How do people with homelessness and alcohol dependence cope when alcohol is unaffordable? A comparison of residents of Canadian managed alcohol programs and locally recruited controls: MAPs and coping startegies when alcohol is unaffordable

Rebekah A. Erickson; Tim Stockwell; Bernadette Pauly; Clifton Chow; Audra Roemer; Jinhui Zhao; Kate Vallance; Ashley Wettlaufer

INTRODUCTION AND AIMS Alcohol pricing is an effective prevention policy. This paper compares the 10 Canadian provinces on three research-based alcohol pricing policies-minimum pricing, pricing by alcohol content and maintaining prices relative to inflation. DESIGN AND METHODS The selection of these three policies was based on systematic reviews and seminal research papers. Provincial data for 2012 were obtained from Statistics Canada and relevant provincial ministries, subsequently sent to provincial authorities for verification, and then scored by team members. RESULTS All provinces, except for Alberta, have minimum prices for at least one beverage type sold in off-premise outlets. All provinces, except for British Columbia and Quebec, have separate (and higher) minimum pricing for on-premise establishments. Regarding pricing on alcohol content, western and central provinces typically scored higher than provinces in Eastern Canada. Generally, minimum prices were lower than the recommended


International Journal of Public Health | 2017

The effects of alcohol-related harms to others on self-perceived mental well-being in a Canadian sample

Candace Lewis-Laietmark; Ashley Wettlaufer; Kevin D. Shield; Norman Giesbrecht; Nicole April; Mark Asbridge; Colleen Anne Dell; Jürgen Rehm; Tim Stockwell

1.50 per standard drink for off-premise outlets and


Drug and Alcohol Review | 2014

Trends in public opinion on alcohol issues during a period of increasing access to alcohol: Ontario, Canada, 1996-2011

Anca Ialomiteanu; Norman Giesbrecht; Edward M. Adlaf; Ashley Wettlaufer

3.00 per standard drink in on-premise venues. Seven of 10 provinces scored 60% or higher compared to the ideal on indexing prices to inflation. Prices for a representative basket of alcohol products in Ontario and Quebec have lagged significantly behind inflation since 2006. DISCUSSION AND CONCLUSIONS While examples of evidence-based alcohol pricing policies can be found in every jurisdiction in Canada, significant inter-provincial variation leaves substantial unrealised potential for further reducing alcohol-related harm and costs. This comparative assessment of alcohol price policies provides clear indications of how individual provinces could adjust their pricing policies and practices to improve public health and safety. [Giesbrecht N, Wettlaufer A, Thomas G, Stockwell T, Thompson K, April N, Asbridge M, Cukier S, Mann R, McAllister J, Murie A, Pauley C, Plamondon L, Vallance K. Pricing of alcohol in Canada: A comparison of provincial policies and harm-reduction opportunities. Drug Alcohol Rev 2016;35:289-297].


Substance Use & Misuse | 2018

Can a Label Help me Drink in Moderation? A Review of the Evidence on Standard Drink Labelling

Ashley Wettlaufer

INTRODUCTION AND AIMS We investigated coping strategies used by alcohol-dependent and unstably housed people when they could not afford alcohol, and how managed alcohol program (MAP) participation influenced these. The aim of this study was to investigate potential negative unintended consequences of alcohol being unaffordable. DESIGN AND METHODS A total of 175 MAP residents in five Canadian cities and 189 control participants from nearby shelters were interviewed about the frequency they used 10 coping strategies when unable to afford alcohol. Length of stay in a MAP was examined as a predictor of negative coping while controlling for age, sex, ethnicity, housing stability, spending money and drinks per day. Multivariate binary logistic and linear regression models were used. RESULTS Most commonly reported strategies were re-budgeting (53%), waiting for money (49%) or going without alcohol (48%). A significant proportion used illicit drugs (41%) and/or drank non-beverage alcohol (41%). Stealing alcohol or property was less common. Long-term MAP participants (>2 months) exhibited lower negative coping scores than controls (8.76 vs. 10.63, P < 0.001) and were less likely to use illicit drugs [odds ratio (OR) 0.50, P = 0.02], steal from liquor stores (OR 0.50, P = 0.04), re-budget (OR 0.36, P < 0.001) or steal property (OR 0.40, P = 0.07). Long-term MAP participants were also more likely to seek treatment (OR 1.91, P = 0.03) and less likely to go without alcohol (OR 0.47, P = 0.01). DISCUSSION AND CONCLUSIONS People experiencing alcohol dependence and housing instability more often reduced their alcohol consumption than used harmful coping when alcohol was unaffordable. MAP participation was associated with fewer potentially harmful coping strategies.


Drug and Alcohol Review | 2018

Community Managed Alcohol Programs in Canada: Overview of Key Dimensions and Implementation

Bernadette Pauly; Kate Vallance; Ashley Wettlaufer; Clifton Chow; Randi Brown; Joshua Evans; Erin Gray; Bonnie Krysowaty; Andrew Ivsins; Rebecca Schiff; Tim Stockwell

ObjectivesTo examine (1) the harms related to the drinking of others in five Canadian provinces, stratified by socio-demographic variables, and (2) the relationship between these harms and mental well-being.MethodsA telephone survey sampled 375 adults from British Columbia, Saskatchewan, Ontario, Quebec, and Nova Scotia. Harms related to the drinking of others were measured through 16 questions in the domains of psychological, physical, social, and financial harms. Self-perceived mental well-being was measured with his or her mental well-being.ResultsIn 2012, 40.1% of Canadian adults surveyed experienced harm in the previous year related to the drinking of another person. These harms were more frequent among people who had a higher education level, were widowed, separated, divorced or never married, and were employed. Psychological, physical, and financial harms related to the drinking of others were significantly correlated to a person’s mental well-being.ConclusionsHarms related to the drinking of others are prevalent in this Canadian survey. Furthermore, the psychological, physical, and financial harms related to the drinking of others negatively impact the mental well-being of the affected individuals.


Drug and Alcohol Review | 2018

Does managing the consumption of people with severe alcohol dependence reduce harm? A comparison of participants in six Canadian managed alcohol programs with locally recruited controls

Tim Stockwell; Bernadette Pauly; Clifton Chow; Rebekah A. Erickson; Bonnie Krysowaty; Audra Roemer; Kate Vallance; Ashley Wettlaufer; Jinhui Zhao

INTRODUCTION AND AIMS The aim of our paper is to present trend data concerning public opinion on alcohol policy in the Canadian province of Ontario over a 16-year period (1996-2011), to assess if the level of support for alcohol control policies changed over this period and if any changes in public support for alcohol policy parallel real changes in alcohol distribution in Ontario. DESIGN AND METHODS Selected policy-related items from 10 probability surveys of Ontario adults were analysed by means of logistic regression. RESULTS A significant decline was found for attitudes supporting restricting corner stores sales and government control of liquor stores. A weaker decline was seen for attitudes towards reducing the number of places to buy alcohol. However, an increasing trend for attitudes favouring the status quo or greater control through taxes and hours of sale was found. There was no significant trend for attitudes towards maintaining the current level or reducing the number of liquor or beer stores. While there was some variation in trends in support by demographic characteristics and drinking level, not one sector stood out. DISCUSSION AND CONCLUSIONS A gradual erosion of support is evident and concurrent with gradual increase in access to alcohol in Ontario during the time-period under study. The decline in support for alcohol control measures seems to be a general rather than a focused development. It appears that this was largely due to a shift in a greater percentage supporting the status quo, not a move towards increasing access to alcohol.


Nordic studies on alcohol and drugs | 2012

Beer, wine and distilled spirits in Ontario: A comparison of recent policies, regulations and practices

Norman Giesbrecht; Ashley Wettlaufer; Emma Walker; Anca Ialomiteanu; Tim Stockwell

ABSTRACT Introduction: Understanding the concept of a standard drink (SD) is foundational knowledge to many public health policies aimed at reducing alcohol-related harms. These policies include adhering to low-risk drinking guidelines, screening brief intervention and referral activities, and counter alcohol-impaired driving initiatives. A lack of awareness of SDs might preclude the effectiveness of these interventions. A systematic review was conducted to review the evidence about how effective alcohol labels are in communicating SD information to the consumer. Methods: A systematic review was conducted to identify peer-reviewed articles and grey literature from relevant indexes from January 1990 to January 2016. Additionally, policy makers and researchers in countries where standard drink labels (SDLs) have been implemented were consulted to help identify relevant literature. The search strategy was focused on the impact of SDLs relative to a range of outcomes, including awareness of SDs, pouring behaviors, and consumption patterns. Results: Eleven records were eligible for inclusion. The evidence suggests that knowledge of the definition of an SD is low. However, SDLs can help individuals more accurately identify and pour an SD. SDLs need to be supported by educational initiatives to help the consumer understand the SD information provided on the beverage container. To date, there has been no comprehensive evaluation of the impact of SDLs. Conclusions: SDLs have the potential to increase awareness of SDs and facilitate the monitoring of personal alcohol consumption in the context of a comprehensive alcohol strategy. However, their impact on drinking behaviors requires further exploration, especially among high-risk populations.

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Jinhui Zhao

University of Victoria

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Kara Thompson

St. Francis Xavier University

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Robert E. Mann

Centre for Addiction and Mental Health

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Anca Ialomiteanu

Centre for Addiction and Mental Health

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