Evidence map›Paper›PMID 42054699›Full record

ArticleAge and ageing2026

Projected trends in frailty prevalence and associated health service use and costs in the over-50s in England, 2025 to 2040: a simulation modelling study.

Bronagh Walsh, Tracey England, Sally Brailsford, Carole Fogg, Simon Fraser, Paul J Roderick, Simon de Lusignan, Scott Harris, Andrew Clegg

Abstract read
In one paragraph

Article in Age and ageing, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. 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.

Bronagh WalshSchool of Health Sciences, Faculty of Environmental and Life Sciences, University of Southampton, Southampton SO17 1BJ, UK.
Tracey EnglandSchool of Health Sciences, Faculty of Environmental and Life Sciences, University of Southampton, Southampton SO17 1BJ, UK.ORCID 0000-0001-7565-4189
Sally BrailsfordSouthampton Business School, University of Southampton, Southampton, Hampshire SO17 1BJ, United Kingdom of Great Britain and Northern Ireland.ORCID 0000-0002-6665-8230
Carole FoggSchool of Health Sciences, Faculty of Environmental and Life Sciences, University Road Southampton, University of Southampton, Southampton SO17 1BJ, UK.ORCID 0000-0002-3000-6185
Simon FraserFaculty of Medicine, University of Southampton, Southampton, UK.ORCID 0000-0002-4172-4406
Paul J RoderickPublic Health Sciences and Medical Statistics, C floor, South Academic Block, Southampton General Hospital, University of Southampton, Southampton SO166YD, UK.
Simon de LusignanNuffield Department of Primary Care Health Sciences, Primary Care Health Sciences Radcliffe Observatory Quarter Woodstock Road, University of Oxford, Oxford, Oxfordshire OX2 6GG, UK.ORCID 0000-0002-8553-2641
Scott HarrisFaculty of Medicine - Primary Care, Population Science and Medical Education, University of Southampton, Southampton, Hampshire, UK.
Andrew CleggAcademic Unit for Ageing and Stroke Research, University of Leeds, UK.ORCID 0000-0001-5972-1097

Funding

National Institute for Health Research (NIHR) Health Services and Delivery Research (HSDR) programme HS&DR 16/116/43
6 · The paper itself

Abstract

aimTo model projected trends in frailty prevalence, associated service use and costs in people aged 50 and over in England to 2040.

designSystem dynamics simulation modelling.

settingAdult population (aged 50 and over) of England.

participantsRoutine data from primary care patients aged 50 and over (2.2 million individuals) from participating practices from the Royal College of General Practitioners Research Surveillance Centre (RCGP RSC) database between 2006 and 2017. OUTCOME MEASURES: Projected frailty prevalence, primary, secondary and urgent care service use and costs in those aged 50 and over between 2025 and 2040.

resultsThe population of England aged 50 and over is projected to increase from 23.1 million in 2025 to 24 million in 2040. Frailty prevalence in this group will rise from 70.2% to 76.1%, with associated service use costs increasing by £10 billion. Measures to reduce frailty incidence or progression could reduce costs by £310 million/annum and £644 million/annum, respectively.

conclusionsFrailty prevalence and associated service use and costs will increase substantially in the ageing population. A shift in focus to prevention and slowing progression in middle age and the younger old would substantially reduce service use and costs by older people living with frailty.

Indexed as

Frail ElderlyFrailtyHealth Care CostsAgedAged, 80 and overAge FactorsAgingComputer SimulationEnglandFemaleForecastingHumansMaleMiddle AgedPrevalencePrimary Health Carecostsfrailtyolder peopleservice usesimulation

Identifiers

PMID42054699
PMCPMC13127134

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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.