Evidence map›Paper›PMID 33303557›Full record

ArticleThe European respiratory journal2021

Markers of disease activity in COPD: an 8-year mortality study in the ECLIPSE cohort.

Bartolome Celli, Nicholas Locantore, Julie C Yates, Per Bakke, Peter M A Calverley, Courtney Crim, Harvey O Coxson, David A Lomas, William MacNee, Bruce E Miller and 8 more

Open access · hybridAbstract read
In one paragraph

Article in The European respiratory journal, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed, 1 pooled it
3.2field-weighted citation impact, top 6% of its field
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

26 citing papers in PubMed, 1 synthesis or guideline pooled it, 43 citations in OpenAlex.

  1. Post-tuberculosis lung impairment: systematic review and meta-analysis of spirometry data from 14 621 people.European respiratory review : an official journal of the European Respiratory Society · 2023
    Pooled it
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  6. Observational
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  10. Quality of Care and Outcomes of Inpatients with COPD: A Multi-Center Study in China.International journal of chronic obstructive pulmonary disease · 2025
    Observational
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

18 authors at 12 institutions in 7 countries.

Bartolome CelliBrigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.ORCID https://orcid.org/0000-0002-7266-8371
Nicholas LocantoreGSK R&D, Collegeville, PA, USA.ORCID https://orcid.org/0000-0002-6442-0683
Julie C YatesGSK R&D, Research Triangle Park, NC, USA.
Per BakkeInstitute of Internal Medicine, University of Bergen, Bergen, Norway.
Peter M A CalverleyInstitute of Ageing and Chronic Disease, University of Liverpool, Liverpool, UK.
Courtney CrimGSK R&D, Research Triangle Park, NC, USA.
Harvey O CoxsonCentre for Heart Lung Innovation, St Paul's Hospital, Vancouver, BC, Canada.
David A LomasUCL Respiratory, Rayne Institute, University College London, London, UK.
William MacNeeUniversity of Edinburgh, Edinburgh, UK.
Bruce E MillerGSK R&D, Collegeville, PA, USA.
Hana MullerovaGSK R&D, Collegeville, PA, USA.
Stephen I RennardUniversity of Nebraska Medical Center, Omaha, NE, USA.ORCID https://orcid.org/0000-0001-7909-0253
Edwin K SilvermanBrigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.
Emiel WoutersUniversity of Maastricht, Maastricht, The Netherlands.
Ruth Tal-SingerGSK R&D, Collegeville, PA, USA.ORCID https://orcid.org/0000-0002-5275-8062
Alvar AgustiRespiratory Institute, Hospital Clinic, IDIBAPS, University of Barcelona, Barcelona, Spain.
Jørgen VestboDivision of Infection, Immunity and Respiratory Medicine, School of Biological Sciences, University of Manchester, Manchester, UK.ORCID https://orcid.org/0000-0001-6355-6362
Evaluation of COPD Longitudinally to Identify Predictive Surrogate Endpoints (ECLIPSE) Investigators
GlaxoSmithKline (United States) · USBrigham and Women's Hospital · USResearch Triangle Park Foundation · USCentro de Investigación Biomédica en Red de Enfermedades Respiratorias · ESMaastricht University · NLSt. Paul's Hospital · CAUniversity College London · GBUniversity of Bergen · NOUniversity of Edinburgh · GBUniversity of Liverpool · GBUniversity of Manchester · GBUniversity of Nebraska Medical Center · US

Funding

Department of Health
6 · The paper itself

Abstract

rationaleThere are no validated measures of disease activity in COPD. Since "active" disease is expected to have worse outcomes (

methodsWe investigated 1) how changes in relevant clinical variables over time (1 or 3 years) relate to 8-year mortality; 2) whether these variables inter-relate; and 3) if any clinical, imaging and/or biological marker measured cross-sectionally at baseline relates to any activity component.

resultsResults showed that 1) after 1 year, hospitalisation for COPD, exacerbation frequency, worsening of body mass index, airflow obstruction, dyspnoea and exercise (BODE) index or health status (St George's Respiratory Questionnaire (SGRQ)) and persistence of systemic inflammation were significantly associated with 8-year mortality; 2) at 3 years, the same markers, plus forced expiratory volume in 1 s (FEV

conclusionsIn COPD, 1- and 3-year changes in exacerbation frequency, systemic inflammation, BODE and SGRQ scores and FEV

Indexed as

Pulmonary Disease, Chronic ObstructiveBiomarkersCross-Sectional StudiesForced Expiratory VolumeHumansQuality of LifeRespiratory Function TestsSeverity of Illness IndexSurveys and QuestionnairesBiomarkers

Identifiers

PMID33303557
PMCPMC7991608
OpenAlexW3113048324

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
Read underepoch 390

Registered trials

None linked

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.