Evidence map›Paper›PMID 33817335›Full record

ArticleEuropean stroke journal2021

Age in relation to comorbidity and outcome in patients with high-risk TIA or minor ischemic stroke: A Swedish national observational study.

Oskar Fasth, Eva Lesén, Peter Appelros, Bahman Farahmand, Jonatan Hedberg, Per Ladenvall, Carl Mellström, Signild Åsberg

Open access · hybridAbstract read
In one paragraph

Article in European stroke journal, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
0.1field-weighted citation impact, top 45% 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

3 citing papers in PubMed, 5 citations in OpenAlex.

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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

8 authors at 4 institutions in 3 countries.

Oskar FasthDepartment of Neuroscience, Uppsala University, Uppsala, Sweden.ORCID https://orcid.org/0000-0003-1210-4037
Eva LesénAstraZeneca AB, Göteborg, Sweden.
Peter AppelrosUniversity Health Care Research Center, Örebro University, Örebro, Sweden.
Bahman FarahmandEpi-Consultant, Stockholm, Sweden.
Jonatan HedbergAstraZeneca AB, Göteborg, Sweden.
Per LadenvallAstraZeneca AB, Göteborg, Sweden.
Carl MellströmAstraZeneca AB, Göteborg, Sweden.
Signild ÅsbergDepartment of Neuroscience, Uppsala University, Uppsala, Sweden.ORCID https://orcid.org/0000-0001-8693-1014
AstraZeneca (Netherlands) · NLUppsala University · SEESI Group (Sweden) · SEÖrebro University · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionRecent trials report positive results for preventing vascular events with dual antiplatelet therapy (DAPT) in patients with high-risk TIA or minor ischemic stroke. We aimed to investigate this population regarding influence of age on vascular risk factors, hospital stay and mortality. PATIENTS AND

methodsData on patients aged 40-100 years with TIA or ischemic stroke in the Swedish Stroke Register during 2012-13 were linked with national registers. To identify patients with high-risk TIA (ABCD

findingsWe identified 10,053 potential DAPT-candidates (mean age 72.6 years, 45.2% female, 16.4% with TIA). With advancing age, most vascular risk factors increased. Antiplatelet treatment increased from 31.9% before the event to 95.5% after discharge. Within 1 year following index event, the proportion of patients with ≥1 re-admission increased with age (29.2% in 40-64 year-olds; 47.2% in 85-100 year-olds). All-cause death per 100 person-years was 6.9 (95% CI 6.4-7.4) within 1 year, and highest in the first 30 days (15.2; 95% CI 12.8-18.2). For each year of increased age, the risk of death increased with 3.5% (p = 0.128) in patients 40-64 years and with 11.8% (p < 0.001) in those ≥85 years.

conclusionsWhile in theory representing a subset of patients with mild injury, our observational study highlights substantial use of health-care resources and high mortality rates among patients with high-risk TIA or minor ischemic stroke assumed eligible for DAPT.

Indexed as

epidemiologyIschemic attackischemic strokemortalitymortality/survivalplatelet aggregation inhibitorsregistriessecondary preventionstroketransienttransient ischemic attack (TIA)

Identifiers

PMID33817335
PMCPMC7995324
OpenAlexW3112773862

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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.