Evidence map›Paper›PMID 31727030›Full record

Trial reportBMC public health2019

Applying behavioural science to increase uptake of the NHS Health Check: a randomised controlled trial of gain- and loss-framed messaging in the national patient information leaflet.

Natalie Gold, Caroline Durlik, Jet G Sanders, Katherine Thompson, Tim Chadborn

Registry-linked trialAbstract readRandomized Controlled Trial
In one paragraph

Trial report in BMC public health, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03524131 (Randomized Controlled Trial to Compare the Effect of Two New Behaviourally Enhanced NHS Health Check Leaflets and the Current Nationally Recommended Leaflet on Uptake of NHS Health Checks), which is not on this map. Cited by 9 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed, 3 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.

NCT03524131 nacompletednot on this map

Randomized Controlled Trial to Compare the Effect of Two New Behaviourally Enhanced NHS Health Check Leaflets and the Current Nationally Recommended Leaflet on Uptake of NHS Health Checks

TypeinterventionalSponsorPublic Health EnglandRan2018 to 2018Enrolled12,000ConditionsCardiovascular DiseasesArmsrisk-framed leaflet, benefits-framed leaflet, current national leaflet
3 · Its place in the literature

Who cites it

9 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Pooled it
  4. Trial
  5. Increasing uptake of NHS Health Checks: a randomised controlled trial using GP computer prompts.The British journal of general practice : the journal of the Royal College of General Practitioners · 2021
    Trial
  6. Trial
  7. Article
  8. Review
  9. Review
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

5 authors.

Natalie GoldPublic Health England, Wellington House, 133-155 Waterloo Rd, Lambeth, London, SE1 8UG, UK. natalie.gold@phe.gov.uk.ORCID http://orcid.org/0000-0003-0706-1618
Caroline DurlikPublic Health England, Wellington House, 133-155 Waterloo Rd, Lambeth, London, SE1 8UG, UK.
Jet G SandersPublic Health England, Wellington House, 133-155 Waterloo Rd, Lambeth, London, SE1 8UG, UK.
Katherine ThompsonPublic Health England, Wellington House, 133-155 Waterloo Rd, Lambeth, London, SE1 8UG, UK.
Tim ChadbornPublic Health England, Wellington House, 133-155 Waterloo Rd, Lambeth, London, SE1 8UG, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe NHS Health Check (NHSHC) is a national programme for the prevention of non-communicable diseases. Patients aged 40-74 without an existing cardiovascular-related condition should be invited quinquennially. Uptake is lower than anticipated. We assessed the impact on uptake of two new behaviourally-enhanced leaflets (with the current national leaflet as a control), enclosed with the invitation letter: the first trial on the leaflet.

methodsA double-blind three-armed randomized controlled trial was conducted. The new leaflets were shorter (two pages, instead of four); one was loss-framed ('don't miss out') and the other was gain-framed ('make the most of life'). The participants were patients from 39 practices in Lewisham and 17 practices in NE Lincolnshire, who were allocated to interventions using a random-number generator and received one of the leaflets with their invitation letter from April-September 2018. The outcome measure was uptake of an NHSHC by November 2018. The trial was powered to detect a 2% effect.

resultsUptake was 17.6% in the control condition (n = 3677), 17.4% in the loss-framed condition (n = 3664), and 18.2% in the gain-framed condition (n = 3697). Leaflet type was not a significant predictor of NHSHC uptake in a logistic regression that controlled for demographic variables, with GP practice as a random effect. Statistically significant predictors of uptake included location (higher uptake in Lewisham), age (increased age was associated with increased attendance) and sex (higher uptake in females). The Bayes Factor comparing the null to a hypothesis of differences between conditions was 416, which is extreme evidence in favour of the null hypothesis.

conclusionThere was no evidence for a meaningful effect of either a loss-framed or gain-framed behaviourally-informed leaflet type on uptake, which is surprising, given that behaviourally informed letters have improved uptake of NHSHCs. It is possible that people do not pay attention to leaflets that are enclosed with letters, or that the leaflet continues to support informed decision-making but this does not affect uptake.

trial registrationClinicaltrials.gov, NCT03524131. Registered May 14, 2018. Retrospectively registered.

Indexed as

Behavioral SciencesPamphletsPatient Acceptance of Health CarePersuasive CommunicationAdultAgedAge FactorsBayes TheoremCardiovascular DiseasesDouble-Blind MethodEnglandFemaleHealth PromotionHumansLogistic ModelsMaleFramingHealth behavioursInvitationsNHS Health CheckPatient information leafletsPersuasive communicationPrevention behaviours

Identifiers

PMID31727030
PMCPMC6854644

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Registered trials

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.