Evidence map›Paper›PMID 39067871›Full record

Observational studyLupus science & medicine2024

Changes in the incidence and prevalence of systemic lupus erythematosus between 1990 and 2020: an observational study using the Clinical Practice Research Datalink (CPRD).

Jessica Ellis, Neil McHugh, John D Pauling, Ian N Bruce, Rachel Charlton, Anita McGrogan, Sarah Skeoch

Abstract readObservational Study
In one paragraph

Observational study in Lupus science & medicine, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
10citing 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

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

  1. Pooled it
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  5. Review
  6. Article
  7. Observational
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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

7 authors.

Jessica EllisDepartment of Life Sciences, University of Bath, Bath, UK.ORCID 0000-0002-9343-809X
Neil McHughDepartment of Life Sciences, University of Bath, Bath, UK.
John D PaulingDepartment of Life Sciences, University of Bath, Bath, UK.
Ian N BruceCentre for Musculoskeletal Research, The University of Manchester, Manchester, UK.ORCID 0000-0003-3047-500X
Rachel CharltonDepartment of Life Sciences, University of Bath, Bath, UK.
Anita McGrogan *Department of Life Sciences, University of Bath, Bath, UK.
Sarah Skeoch *Department of Life Sciences, University of Bath, Bath, UK sarah.skeoch1@nhs.net.ORCID 0000-0001-9015-7762

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo obtain updated estimates on the incidence and prevalence of systemic lupus erythematosus (SLE) in the UK, over the period 1990-2020, using the Clinical Practice Research Datalink (CPRD).

methodsThis was a retrospective cohort study using the CPRD covering the period 1990-2020. A case ascertainment algorithm was developed in line with best practice recommendations for observational research. Incidence was calculated per 100 000 person-years and point prevalence (at the mid-year point) calculated per 100 000. Results were stratified by sex.

results9443 SLE cases were identified. 5278 incident cases were identified (4538 women, 740 men). The overall incidence rate was 5.47 (95% CI 5.33 to 5.62) cases per 100 000 person-years. Incidence rates decreased slightly across the study period, which was more pronounced for women than men. Point prevalence increased over time, from 21.4 (95% CI 17.68 to 25.67) per 100 000 in 1990 to 107.14 (95% CI 103.26 to 111.12) per 100 000 in 2020.

conclusionsThe observed fivefold increase in prevalence of SLE over the last 30 years, in the context of a modest decline in incidence rate, may suggest improved outcomes in SLE and has important implications for healthcare service delivery and planning in the UK.

Indexed as

Lupus Erythematosus, SystemicAdolescentAdultAgedDatabases, FactualFemaleHumansIncidenceMaleMiddle AgedPrevalenceRetrospective StudiesUnited KingdomYoung AdultEpidemiologyIncidenceLupus Erythematosus, SystemicPrevalence

Identifiers

PMID39067871
PMCPMC11284910

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.