Evidence map›Paper›PMID 32505894›Full record

ArticleEconomics and human biology2020

Is the public sweet on sugary beverages? Social desirability bias and sweetened beverage taxes.

Melissa A Knox, Vanessa M Oddo, Lina Pinero Walkinshaw, Jessica Jones-Smith

Abstract read
In one paragraph

Article in Economics and human biology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed, 1 pooled it
–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

9 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Melissa A KnoxDepartment of Economics, University of Washington, Box 353330, Seattle, WA 98195, United States. Electronic address: knoxm@uw.edu.
Vanessa M OddoDepartment of Kinesiology and Nutrition, University of Illinois at Chicago, United States; Department of Health Services, University of Washington, United States.
Lina Pinero WalkinshawDepartment of Health Services, University of Washington, United States.
Jessica Jones-SmithDepartment of Health Services, University of Washington, United States.

Funding

Scientific/Technical CoreP2CHD042828 · NICHD · UNIVERSITY OF WASHINGTON · PI SARA R. CURRAN · 2017 to 2026
$6.3M
NICHD NIH HHS P2C HD042828
6 · The paper itself

Abstract

Social desirability bias has been documented in self-reported diet as well as in voting behavior, but not in regards to sweetened beverage consumption or sweetened beverage taxes. We find evidence that respondents in a mixed-mode opinion survey exhibit social desirability bias in both reported sweetened beverage consumption and beliefs about the health and economic benefits of sweetened beverage taxes. We do so in a study of 1704 adults residing in Seattle, Minneapolis, and the D.C. metro area. Phone respondents in our survey under-report sweetened beverage consumption by 0.63 beverages per week relative to web respondents (average web respondent consumption is 3.55 beverages per week). They also over-report their beliefs about the positive health and economic impacts of sweetened beverage taxes by 0.54 points in an 18-point index (average web respondent index score is 2.79). These differences are measured after we control for selection into survey mode by using matching methods, and we interpret them as occurring due to social desirability bias. In contrast to these findings, there is no modal difference in respondents' stated approval of sweetened beverage taxes, and so we conclude that this question is not subject to social desirability bias.

Indexed as

Public OpinionSocial DesirabilityAdultAttitudeFemaleHumansMaleMiddle AgedPoliticsResidence CharacteristicsSocioeconomic FactorsSugarsSugar-Sweetened BeveragesTaxesUnited StatesSugarsHealth policySocial desirability biasSweetened beverage taxes

Identifiers

PMID32505894
PMCPMC7384966

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Registered trials

None linked

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.