Evidence map›Paper›PMID 35458164›Full record

ArticleNutrients2022

The Impact of the Universal Infant Free School Meal Policy on Dietary Quality in English and Scottish Primary School Children: Evaluation of a Natural Experiment.

Jennie C Parnham, Kiara Chang, Christopher Millett, Anthony A Laverty, Stephanie von Hinke, Jonathan Pearson-Stuttard, Frank de Vocht, Martin White, Eszter P Vamos

Abstract read
In one paragraph

Article in Nutrients, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

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

  1. Pooled it
  2. Article
  3. Article
  4. Article
  5. Article
  6. Article
  7. Article
  8. Article
  9. Review
  10. Article
  11. Food insecurity in children and young people in Scotland.The Proceedings of the Nutrition Society · 2024
    Review
  12. Article
  13. Article
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

9 authors.

Jennie C ParnhamPublic Health Policy Evaluation Unit, School of Public Health, Imperial College London, London W6 8RP, UK.ORCID 0000-0002-4385-2153
Kiara ChangPublic Health Policy Evaluation Unit, School of Public Health, Imperial College London, London W6 8RP, UK.ORCID 0000-0001-6716-3400
Christopher MillettPublic Health Policy Evaluation Unit, School of Public Health, Imperial College London, London W6 8RP, UK.
Anthony A LavertyPublic Health Policy Evaluation Unit, School of Public Health, Imperial College London, London W6 8RP, UK.
Stephanie von HinkeErasmus School of Economics, Erasmus University Rotterdam, 3062 PA Rotterdam, The Netherlands.
Jonathan Pearson-StuttardDepartment of Epidemiology and Biostatistics, School of Public Health, Imperial College London, London SW7 2AZ, UK.
Frank de VochtPopulation Health Sciences, Bristol Medical School, University of Bristol, Bristol BS8 1QU, UK.ORCID 0000-0003-3631-627X
Martin WhiteMRC Epidemiology Unit, University of Cambridge, Cambridge CB2 0QQ, UK.ORCID 0000-0002-1861-6757
Eszter P VamosPublic Health Policy Evaluation Unit, School of Public Health, Imperial College London, London W6 8RP, UK.ORCID 0000-0003-4221-1861

Funding

Medical Research Council G1002345Medical Research Council MC_UU_00006/7Medical Research Council MR/K023187/1
6 · The paper itself

Abstract

The Universal Infant Free School Meal (UIFSM) policy was introduced in September 2014 in England and January 2015 in Scotland and offered all infant schoolchildren (ages 4-7 years) a free school lunch, regardless of income. Yet, impacts of UIFSM on dietary intakes or social inequalities are not known. A difference-in-differences study using the National Diet and Nutrition Survey assessed pooled pre-UIFSM (2010-2014) and post-UIFSM (2014-2017) dietary data. English or Scottish infant schoolchildren (4-7 years; n = 458) were the intervention group, with junior schoolchildren (8-11 years; n = 401) as controls. We found that implementation of UIFSM led to an increase in infant schoolchildren having a school meal. Impacts on key food groups such as fruit and vegetables or sweetened beverages were not seen. However, there was evidence that the UIFSM policy lowered consumption of foods associated with packed lunches, such as crisps, and some nutrients, such as total fat and sodium. Policy impacts differed by income group, with larger effect sizes in low-income children. In conclusion, evaluation of UIFSM demonstrated some improvements in dietary quality but the findings suggest school meal quality needs to be improved to fully realise the benefits of UIFSM.

Indexed as

Food ServicesChildChild, PreschoolDietHumansLunchNutritive ValuePolicySchoolschildrennutritionpolicy evaluationschool lunchuniversal free school meals

Identifiers

PMID35458164
PMCPMC9029848

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.