Evidence map›Paper›PMID 41535076›Full record

ArticleBMJ open2026

Trajectory, healthcare utilisation and recovery in 3590 individuals with long covid: a 4-year prospective cohort analysis.

Jai Prashar, Toby Hillman, Emma C Wall, Amanpreet Sarna, Emma Mi, Robert Bell, Jagdeep Sahota, Michael Zandi, Patricia McNamara, Rebecca Livingston and 10 more

Abstract read
In one paragraph

Article in BMJ open, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

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

  1. Pooled it
  2. Trial
  3. Article
  4. Observational
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

20 authors.

Jai PrasharUniversity College London Hospitals NHS Foundation Trust, London, England, UK.
Toby HillmanUniversity College London Hospitals NHS Foundation Trust, London, England, UK.
Emma C WallUniversity College London Hospitals NHS Foundation Trust, London, England, UK.ORCID http://orcid.org/0000-0003-2732-4497
Amanpreet SarnaUniversity College London Hospitals NHS Foundation Trust, London, England, UK.
Emma MiNuffield Department of Primary Care Health Science, University of Oxford, Oxford, England, UK.
Robert BellUniversity College London Hospitals NHS Foundation Trust, London, England, UK.
Jagdeep SahotaUniversity College London Hospitals NHS Foundation Trust, London, England, UK.
Michael ZandiDepartment of Neuroinflammation, UCL Queen Square Institute of Neurology, London, England, UK.
Patricia McNamaraUniversity College London Hospitals NHS Foundation Trust, London, England, UK.
Rebecca LivingstonUniversity College London Hospitals NHS Foundation Trust, London, England, UK.
Rebecca GoreUniversity College London Hospitals NHS Foundation Trust, London, England, UK.
Catherine LunkenUniversity College London Hospitals NHS Foundation Trust, London, England, UK.
Elena BaxUniversity College London Hospitals NHS Foundation Trust, London, England, UK.ORCID http://orcid.org/0009-0008-9789-8131
Rachel NyamUniversity College London Hospitals NHS Foundation Trust, London, England, UK.
Amir Masood Rafie ManzelatUniversity College London Hospitals NHS Foundation Trust, London, England, UK.ORCID http://orcid.org/0000-0002-4263-2474
Lyth HishmehLong Covid SOS, London, UK.
Emily AttreeRidgmount Practice, London, UK.
Stephen ConeUniversity College London Hospitals NHS Foundation Trust, London, England, UK.
Amitava BanerjeeUniversity College London Hospitals NHS Foundation Trust, London, England, UK ami.banerjee@ucl.ac.uk.ORCID http://orcid.org/0000-0001-8741-3411
Melissa HeightmanRespiratory Medicine, University College London Hospitals NHS Foundation Trust, London, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo characterise long-term trajectory of recovery in individuals with long covid.

designProspective cohort.

settingSingle-centre, specialist post-COVID service (London, UK).

participantsIndividuals aged ≥18 years with long covid (hospitalised and non-hospitalised) from April 2020 to March 2024.

main outcome measuresRoutine, prospectively collected data on symptoms, quality of life (including Fatigue Assessment Scale (FAS) and EuroQol 5 Dimensions (EQ-5D), return to work status and healthcare utilisation (investigations, outpatient and emergency attendances). The primary outcome was recovery by self-reported >75% of 'best health' (EQ-5D Visual Analogue Scale) and was assessed using Cox proportional hazards regression models over 4 years. Linked National Health Service England registry data provided secondary care healthcare utilisation and expenditure.

resultsWe included 3590 individuals (63.3% female, 73.5% non-hospitalised, median age 50.0 years, 71.9% with ≥2 doses of COVID-19 vaccination), who were followed up for a median of 136 (0-346) days since first assessment and 502 (251-825) days since symptom onset. At first assessment, 33.2% of employed individuals were unable to work. Dominant symptoms were fatigue (78.7%), breathlessness (68.1%) and brain fog (53.5%). 33.4% of individuals recovered to >75% of best health prior to clinic discharge (recovery occurred median 202 (94-468) days from symptom onset). Vaccinated individuals were more likely to recover faster (pre: HR 2.93 (2.00-4.28) and post: HR 1.34 (1.05-1.71) COVID-19 infection), whereas recovery hazard was inversely associated with FAS (HR 0.37 (0.33-0.42)), myalgia (HR 0.59 (0.45-0.76)) and dysautonomic symptoms (HR 0.46 (0.34-0.62)). There was high secondary care healthcare utilisation (both emergency and outpatient care). Annual inpatient and outpatient expenditure was significantly lower in hospitalised individuals while under the service. When compared with the prereferral period, emergency department attendances were reduced in non-hospitalised patients with long covid, but outpatient costs increased.

conclusionsIn the largest long covid cohort from a single specialist post-COVID service to date, only one-third of individuals under follow-up achieved satisfactory recovery. Fatigue severity and COVID-19 vaccination at presentation, even after initial COVID-19 infection, was associated with long covid recovery. Ongoing service provision for this and other post-viral conditions is necessary to support care, progress treatment options and provide capacity for future pandemic preparedness. Research and clinical services should emphasise these factors as the strongest predictors of non-recovery.

Indexed as

COVID-19Patient Acceptance of Health CareAdultAgedFatigueFemaleHospitalizationHumansLondonMaleMiddle AgedPost-Acute COVID-19 SyndromeProspective StudiesQuality of LifeReturn to WorkSARS-CoV-2COVID-19EpidemiologyHealth policyHealth ServicesINTERNAL MEDICINE

Identifiers

PMID41535076
PMCPMC12815175

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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.