Evidence map›Paper›PMID 40886132›Full record

ArticleEuropean heart journal2026

Major cardiovascular events in first-degree relatives of individuals with elevated plasma lipoprotein(a): a registry-based cohort study.

Gustav Kindborg, Daniel Eriksson Hogling, Henrike Häbel, Jane Yan, Teresa Hallerbäck, Örjan Lindhe, Emil Hagström, Daniel P Andersson, Karin Littmann, Jonas Brinck

Abstract read
In one paragraph

Article in European heart journal, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. 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

10 authors.

Gustav KindborgDepartment of Medicine Huddinge, Karolinska Institutet, Endokrinexpeditionerna C2:94, Karolinska Universitetssjukhuset Huddinge, 141 86 Stockholm, Sweden.
Daniel Eriksson HoglingDepartment of Medicine Huddinge, Karolinska Institutet, Endokrinexpeditionerna C2:94, Karolinska Universitetssjukhuset Huddinge, 141 86 Stockholm, Sweden.
Henrike HäbelDepartment of Learning, Informatics, Management and Ethics, Karolinska Institutet, Stockholm, Sweden.
Jane YanInstitute of Environmental Medicine, Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden.
Teresa HallerbäckSection of Cardiovascular medicine, Novartis Sverige AB, Stockholm, Sweden.
Örjan LindheSection of Cardiovascular medicine, Novartis Sverige AB, Stockholm, Sweden.ORCID 0000-0003-2565-7650
Emil HagströmDepartment of Medical Sciences, Cardiology, Uppsala University, and Uppsala Clinical Research Centre, Uppsala, Sweden.ORCID 0000-0003-3221-0144
Daniel P AnderssonDepartment of Medicine Huddinge, Karolinska Institutet, Endokrinexpeditionerna C2:94, Karolinska Universitetssjukhuset Huddinge, 141 86 Stockholm, Sweden.
Karin LittmannDepartment of Medicine Huddinge, Karolinska Institutet, Endokrinexpeditionerna C2:94, Karolinska Universitetssjukhuset Huddinge, 141 86 Stockholm, Sweden.ORCID 0000-0002-4597-9369
Jonas BrinckDepartment of Medicine Huddinge, Karolinska Institutet, Endokrinexpeditionerna C2:94, Karolinska Universitetssjukhuset Huddinge, 141 86 Stockholm, Sweden.ORCID 0000-0002-1230-6205

Funding

Centre for Innovative Medicine at Karolinska Institutet 986109NovartisStockholm County Council 963296Stockholm County Council 986118Stockholm County Council 994175Swedish Heart Lung foundation 20240697Swedish Society of Medicine 1001156
6 · The paper itself

Abstract

BACKGROUND AND

aimsLipoprotein(a) [Lp(a)] levels are genetically determined and causal in the development of atherosclerotic cardiovascular disease. Whether first-degree relatives (FDRs) of individuals with elevated Lp(a) levels (≥80th percentile) have an increased cardiovascular disease risk is unknown.

methodsBased on 41 304 indexes with a routine plasma Lp(a) measurement, 61 715 FDRs without a measured Lp(a) aged 35-69 years (49% women) were identified in the Swedish STRIREG cohort. First-degree relatives were stratified according to index Lp(a) percentile level: <50th, 50-<80th, 80-<95th, and ≥95th. In competing risk-adjusted cumulative incidence and adjusted Cox proportional hazards regressions, the association between Lp(a) strata and major adverse cardiovascular events (MACE; cardiovascular death, myocardial infarction, ischaemic stroke, coronary revascularization) was investigated. In a nested analysis of 4243 indexes with a first-degree relationship with another index, the concordance of plasma Lp(a) levels was assessed.

resultsDuring a median follow-up of 19 (11-26) years, 2043 FDRs had a MACE. The cumulative incidences of MACE in FDR until age of 65 were 6.2%, 7.0%, 7.5%, and 8.1% by increasing index Lp(a) level strata (P < .001). Compared with FDR in the lowest Lp(a) stratum, there was a higher hazard ratio for MACE by increasing Lp(a) stratum: 1.08 (95% confidence interval, 0.97-1.19), 1.30 (1.15-1.47), and 1.28 (1.06-1.55; Ptrend < .001). The Lp(a) concordance was 86% (<80th percentile) and 53% (≥80th percentile).

conclusionsFirst-degree relatives of individuals with elevated Lp(a) levels have a higher incidence of MACE. Cascade screening could be a feasible strategy to identify FDR at heightened risk.

Indexed as

Cardiovascular DiseasesLipoprotein(a)AdultAgedFamilyFemaleHumansIncidenceMaleMiddle AgedMyocardial InfarctionRegistriesSwedenLipoprotein(a)Atherosclerotic cardiovascular diseaseLipoprotein(a)Major adverse cardiovascular eventPrimary preventionScreening

Identifiers

PMID40886132
PMCPMC13337222

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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.