Evidence map›Paper›PMID 26896437›Full record

ArticleCirculation2016

Circulating Proprotein Convertase Subtilisin/Kexin Type 9 (PCSK9) Predicts Future Risk of Cardiovascular Events Independently of Established Risk Factors.

Karin Leander, Anders Mälarstig, Ferdinand M Van't Hooft, Craig Hyde, Mai-Lis Hellénius, Jason S Troutt, Robert J Konrad, John Öhrvik, Anders Hamsten, Ulf de Faire

Registry-linked trialAbstract read
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In one paragraph

Article in Circulation, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06675994 (Evaluation of PCSK9 Enzyme in Non-Cholesterol Biological Pathways), which is not on this map. Cited by 105 papers, 7 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
105citing papers in PubMed, 7 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.

NCT06675994 not yet recruitingstarted 2024, after this paper: background citation

Evaluation of PCSK9 Enzyme in Non-Cholesterol Biological Pathways: In Vitro Demonstration of Direct Platelet-Related Effects of PCSK9 Enzyme

Ran2024Enrolled80Registered outcomes4Posted comparisons0ConditionsDiabetes, Family History of Cerebrovascular Disease, Family History of Coronary Artery Disease, Family History of Peripheral Artery DiseaseArmsPCSK9 Antibody, PCSK9 Enzyme
Open the trial in the graph
3 · Its place in the literature

Who cites it

105 citing papers in PubMed, 7 syntheses or guidelines pooled it.

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45 more citing papers are in PubMed but not listed here.

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

10 authors.

Karin LeanderFrom the Unit of Cardiovascular Epidemiology, Institute of Environmental Medicine, Stockholm, Sweden (K.L., U.d.F.); Cardiovascular Genetics and Genomics Group, Cardiovascular Medicine Unit, Department of Medicine (A.M., F.M.v.H., J.Ö., A.H.) and Department of Medicine (M.-L.H.), Solna, Karolinska Institutet, Stockholm, Sweden; Pharmatherapeutics Clinical Research, Pfizer Worldwide R&D, Sollentuna, Sweden (A.M.); Research Statistics, Pfizer Worldwide R&D, Cambridge, MA (C.H.); Lilly Research Laboratories, Eli Lilly and Co, Indianapolis, IN (J.S.T., R.J.K.); and Cardiology Unit, Karolinska University Hospital, Stockholm, Sweden (U.d.F.). Karin.Leander@ki.se.
Anders MälarstigFrom the Unit of Cardiovascular Epidemiology, Institute of Environmental Medicine, Stockholm, Sweden (K.L., U.d.F.); Cardiovascular Genetics and Genomics Group, Cardiovascular Medicine Unit, Department of Medicine (A.M., F.M.v.H., J.Ö., A.H.) and Department of Medicine (M.-L.H.), Solna, Karolinska Institutet, Stockholm, Sweden; Pharmatherapeutics Clinical Research, Pfizer Worldwide R&D, Sollentuna, Sweden (A.M.); Research Statistics, Pfizer Worldwide R&D, Cambridge, MA (C.H.); Lilly Research Laboratories, Eli Lilly and Co, Indianapolis, IN (J.S.T., R.J.K.); and Cardiology Unit, Karolinska University Hospital, Stockholm, Sweden (U.d.F.).
Ferdinand M Van't HooftFrom the Unit of Cardiovascular Epidemiology, Institute of Environmental Medicine, Stockholm, Sweden (K.L., U.d.F.); Cardiovascular Genetics and Genomics Group, Cardiovascular Medicine Unit, Department of Medicine (A.M., F.M.v.H., J.Ö., A.H.) and Department of Medicine (M.-L.H.), Solna, Karolinska Institutet, Stockholm, Sweden; Pharmatherapeutics Clinical Research, Pfizer Worldwide R&D, Sollentuna, Sweden (A.M.); Research Statistics, Pfizer Worldwide R&D, Cambridge, MA (C.H.); Lilly Research Laboratories, Eli Lilly and Co, Indianapolis, IN (J.S.T., R.J.K.); and Cardiology Unit, Karolinska University Hospital, Stockholm, Sweden (U.d.F.).
Craig HydeFrom the Unit of Cardiovascular Epidemiology, Institute of Environmental Medicine, Stockholm, Sweden (K.L., U.d.F.); Cardiovascular Genetics and Genomics Group, Cardiovascular Medicine Unit, Department of Medicine (A.M., F.M.v.H., J.Ö., A.H.) and Department of Medicine (M.-L.H.), Solna, Karolinska Institutet, Stockholm, Sweden; Pharmatherapeutics Clinical Research, Pfizer Worldwide R&D, Sollentuna, Sweden (A.M.); Research Statistics, Pfizer Worldwide R&D, Cambridge, MA (C.H.); Lilly Research Laboratories, Eli Lilly and Co, Indianapolis, IN (J.S.T., R.J.K.); and Cardiology Unit, Karolinska University Hospital, Stockholm, Sweden (U.d.F.).
Mai-Lis HelléniusFrom the Unit of Cardiovascular Epidemiology, Institute of Environmental Medicine, Stockholm, Sweden (K.L., U.d.F.); Cardiovascular Genetics and Genomics Group, Cardiovascular Medicine Unit, Department of Medicine (A.M., F.M.v.H., J.Ö., A.H.) and Department of Medicine (M.-L.H.), Solna, Karolinska Institutet, Stockholm, Sweden; Pharmatherapeutics Clinical Research, Pfizer Worldwide R&D, Sollentuna, Sweden (A.M.); Research Statistics, Pfizer Worldwide R&D, Cambridge, MA (C.H.); Lilly Research Laboratories, Eli Lilly and Co, Indianapolis, IN (J.S.T., R.J.K.); and Cardiology Unit, Karolinska University Hospital, Stockholm, Sweden (U.d.F.).
Jason S TrouttFrom the Unit of Cardiovascular Epidemiology, Institute of Environmental Medicine, Stockholm, Sweden (K.L., U.d.F.); Cardiovascular Genetics and Genomics Group, Cardiovascular Medicine Unit, Department of Medicine (A.M., F.M.v.H., J.Ö., A.H.) and Department of Medicine (M.-L.H.), Solna, Karolinska Institutet, Stockholm, Sweden; Pharmatherapeutics Clinical Research, Pfizer Worldwide R&D, Sollentuna, Sweden (A.M.); Research Statistics, Pfizer Worldwide R&D, Cambridge, MA (C.H.); Lilly Research Laboratories, Eli Lilly and Co, Indianapolis, IN (J.S.T., R.J.K.); and Cardiology Unit, Karolinska University Hospital, Stockholm, Sweden (U.d.F.).
Robert J KonradFrom the Unit of Cardiovascular Epidemiology, Institute of Environmental Medicine, Stockholm, Sweden (K.L., U.d.F.); Cardiovascular Genetics and Genomics Group, Cardiovascular Medicine Unit, Department of Medicine (A.M., F.M.v.H., J.Ö., A.H.) and Department of Medicine (M.-L.H.), Solna, Karolinska Institutet, Stockholm, Sweden; Pharmatherapeutics Clinical Research, Pfizer Worldwide R&D, Sollentuna, Sweden (A.M.); Research Statistics, Pfizer Worldwide R&D, Cambridge, MA (C.H.); Lilly Research Laboratories, Eli Lilly and Co, Indianapolis, IN (J.S.T., R.J.K.); and Cardiology Unit, Karolinska University Hospital, Stockholm, Sweden (U.d.F.).
John ÖhrvikFrom the Unit of Cardiovascular Epidemiology, Institute of Environmental Medicine, Stockholm, Sweden (K.L., U.d.F.); Cardiovascular Genetics and Genomics Group, Cardiovascular Medicine Unit, Department of Medicine (A.M., F.M.v.H., J.Ö., A.H.) and Department of Medicine (M.-L.H.), Solna, Karolinska Institutet, Stockholm, Sweden; Pharmatherapeutics Clinical Research, Pfizer Worldwide R&D, Sollentuna, Sweden (A.M.); Research Statistics, Pfizer Worldwide R&D, Cambridge, MA (C.H.); Lilly Research Laboratories, Eli Lilly and Co, Indianapolis, IN (J.S.T., R.J.K.); and Cardiology Unit, Karolinska University Hospital, Stockholm, Sweden (U.d.F.).
Anders HamstenFrom the Unit of Cardiovascular Epidemiology, Institute of Environmental Medicine, Stockholm, Sweden (K.L., U.d.F.); Cardiovascular Genetics and Genomics Group, Cardiovascular Medicine Unit, Department of Medicine (A.M., F.M.v.H., J.Ö., A.H.) and Department of Medicine (M.-L.H.), Solna, Karolinska Institutet, Stockholm, Sweden; Pharmatherapeutics Clinical Research, Pfizer Worldwide R&D, Sollentuna, Sweden (A.M.); Research Statistics, Pfizer Worldwide R&D, Cambridge, MA (C.H.); Lilly Research Laboratories, Eli Lilly and Co, Indianapolis, IN (J.S.T., R.J.K.); and Cardiology Unit, Karolinska University Hospital, Stockholm, Sweden (U.d.F.).
Ulf de FaireFrom the Unit of Cardiovascular Epidemiology, Institute of Environmental Medicine, Stockholm, Sweden (K.L., U.d.F.); Cardiovascular Genetics and Genomics Group, Cardiovascular Medicine Unit, Department of Medicine (A.M., F.M.v.H., J.Ö., A.H.) and Department of Medicine (M.-L.H.), Solna, Karolinska Institutet, Stockholm, Sweden; Pharmatherapeutics Clinical Research, Pfizer Worldwide R&D, Sollentuna, Sweden (A.M.); Research Statistics, Pfizer Worldwide R&D, Cambridge, MA (C.H.); Lilly Research Laboratories, Eli Lilly and Co, Indianapolis, IN (J.S.T., R.J.K.); and Cardiology Unit, Karolinska University Hospital, Stockholm, Sweden (U.d.F.).

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe secreted protein proprotein convertase subtilisin/kexin type 9 (PCSK9) is a promising new target for lowering plasma low-density lipoprotein cholesterol and preventing cardiovascular disease (CVD). The relationship between circulating PCSK9 and incident CVD in the general population is unknown. We investigated whether serum PCSK9 concentration is associated with incident CVD in a prospective cohort study of 4232 men and women 60 years of age at the time of recruitment. METHODS AND

resultsIncident CVD was recorded by matching to national registries. After 15 years of follow-up, a total of 491 incident events (fatal and nonfatal myocardial infarctions, unstable angina, deaths from coronary heart disease, fatal and nonfatal ischemic strokes) were recorded. Cox proportional hazards model was used to calculate hazard ratios with 95% confidence intervals. Baseline serum PCSK9 concentration predicted incident CVD; concentration in quartile 4 compared with quartile 1 was associated with a hazard ratio of 1.69 (95% confidence interval, 1.30-2.19) after adjustment for sex. Further adjustment for low-density lipoprotein cholesterol, high-density lipoprotein cholesterol, lipoprotein(a), triglycerides, hypertension, diabetes mellitus, smoking, overweight, obesity, physical inactivity, and statin use resulted in a decrease in the hazard ratio to 1.48 (95% confidence interval, 1.12-1.95).

conclusionsSerum PCSK9 concentration is associated with future risk of CVD even after adjustments for established CVD risk factors. Further studies are needed to confirm this observation.

Indexed as

BiomarkersCardiovascular DiseasesCohort StudiesFemaleHumansMaleMiddle AgedPredictive Value of TestsProprotein Convertase 9Proprotein ConvertasesProspective StudiesRegistriesRisk FactorsSerine EndopeptidasesSwedenBiomarkersPCSK9 protein, humanProprotein Convertase 9Proprotein ConvertasesSerine Endopeptidasesbiomarkerscardiovascular diseasesenzymesepidemiologyfollow-up studies

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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.