Evidence map›Paper›PMID 33723866›Full record

ArticleAddiction (Abingdon, England)2021

Evaluating the impact of minimum unit pricing (MUP) on off-trade alcohol sales in Scotland: an interrupted time-series study.

Mark Robinson, Daniel Mackay, Lucie Giles, Jim Lewsey, Elizabeth Richardson, Clare Beeston

Abstract read
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In one paragraph

Article in Addiction (Abingdon, England), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

17 citing papers in PubMed.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors.

Mark RobinsonInstitute for Social Science Research, University of Queensland, Indooroopilly, Queensland, Australia.ORCID 0000-0003-4911-7106
Daniel MackayInstitute of Health and Wellbeing, University of Glasgow, Glasgow, UK.ORCID 0000-0001-5381-7098
Lucie GilesPublic Health Scotland, Glasgow, UK.
Jim LewseyInstitute of Health and Wellbeing, University of Glasgow, Glasgow, UK.ORCID 0000-0002-3811-8165
Elizabeth RichardsonPublic Health Scotland, Glasgow, UK.
Clare BeestonPublic Health Scotland, Glasgow, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BACKGROUND AND

aimsOn 1 May 2018, Scotland became the first country in the world to introduce minimum unit pricing (MUP), a strength-based floor price below which alcohol cannot be sold, across all alcoholic beverages. The legislation contains a sunset clause meaning a comprehensive mixed-methods evaluation of its impact across a range of outcomes will inform whether it will continue beyond its sixth year. In this study, we assessed the impact of MUP on off-trade alcohol sales (as a proxy for consumption) after its first year. DESIGN, SETTING AND

participantsControlled interrupted time-series regression was used to assess the impact of MUP on alcohol sales among off-trade retailers in Scotland in the year after it was introduced, with England and Wales (EW) being the control group. In adjusted analyses, we included household disposable income, on-trade alcohol sales and substitution between beverage categories as covariates. MEASUREMENTS: Weekly data on the volume of pure alcohol sold by off-trade retailers in Scotland and EW between January 2013 and May 2019, expressed as litres of pure alcohol per adult.

findingsThe introduction of MUP in Scotland was associated with a 3.5% [95% confidence interval (CI) = 2.2-4.9%] reduction in off-trade alcohol sales per adult after adjustment for the best available geographical control, disposable income and substitution. In unadjusted analysis, the introduction of MUP was associated with a 2.0% (95% CI = 0.4-3.6%) reduction in off-trade alcohol sales per adult in Scotland. In EW, there was a 2.4% (95% CI = 0.8-4.0%) increase during the same time-period. The reduction in off-trade alcohol sales in Scotland was driven by reduced sales of spirits, cider and perry beverage categories.

conclusionThe implementation of minimum unit pricing for alcohol in Scotland in 2018 appears to have been associated with a reduction in off-trade alcohol sales after its first year.

Indexed as

Alcohol DrinkingAlcoholic BeveragesAdultCommerceCosts and Cost AnalysisHumansScotlandAlcoholconsumptioninterrupted time-seriesminimum unit pricingpolicy analysissales

Identifiers

PMID33723866

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.