Evidence map›Paper›PMID 32429911›Full record

Observational studyCardiovascular diabetology2020

Relationship between ABO blood groups and cardiovascular disease in type 1 diabetes according to diabetic nephropathy status.

Erika B Parente, Valma Harjutsalo, Markku Lehto, Carol Forsblom, Niina Sandholm, Per-Henrik Groop, FinnDiane Study Group

Open access · greenAbstract readMulticenter StudyObservational Study
In one paragraph

Observational study in Cardiovascular diabetology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 citing papers in PubMed, 0 citations in OpenAlex.

  1. Review
  2. Article
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  4. 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 at 2 institutions in 1 country.

Erika B ParenteFolkhälsan Institute of Genetics, Folkhälsan Research Center, Helsinki, Finland.ORCID 0000-0002-8101-912X
Valma HarjutsaloFolkhälsan Institute of Genetics, Folkhälsan Research Center, Helsinki, Finland.
Markku LehtoFolkhälsan Institute of Genetics, Folkhälsan Research Center, Helsinki, Finland.
Carol ForsblomFolkhälsan Institute of Genetics, Folkhälsan Research Center, Helsinki, Finland.
Niina SandholmFolkhälsan Institute of Genetics, Folkhälsan Research Center, Helsinki, Finland.
Per-Henrik GroopFolkhälsan Institute of Genetics, Folkhälsan Research Center, Helsinki, Finland. per-henrik.groop@helsinki.fi.
FinnDiane Study Group
Folkhälsans Forskningscentrum · FIUniversity of Helsinki · FI

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundABO blood groups have previously been associated with cardiovascular disease (CVD) in the general population. This study aimed to investigate the potential relationship between ABO blood groups and CVD in individuals with type 1 diabetes according to diabetic nephropathy (DN) status.

methodsAdults with type 1 diabetes (4531 individuals) from the FinnDiane Study were evaluated. DN was determined by two out of three measurements of urinary albumin excretion rate. Albuminuria was defined as an excretion rate above 20 µg/min. CVD events were identified by linking the data with the Finnish Care Register for Health Care and the Finnish Cause of Death Register. Follow-up ranged from the baseline visit until a CVD event, death or the end of 2017. The impact of ABO blood groups on CVD risk was estimated by multivariable Cox-regression analyses adjusted for traditional risk factors.

resultsAt baseline, the median age was 38.5 (IQR 29.2-47.9) years, 47.5% were female and median duration of diabetes was 20.9 (11.4-30.7) years. There were 893 incident ischemic heart disease (IHD) events, 301 ischemic strokes (IS), and 415 peripheral artery disease (PAD) events during a median follow up of 16.5 (IQR 12.8-18.6) years. The A blood group showed the highest risk of IHD versus the O blood group, when microalbuminuria was present. Comparing the population with microalbuminuria with those with normoalbuminuria, only the A blood group elevated the risk of IHD. This increased risk was neither explained by the FUT2 secretor phenotype nor by the A-genotype distribution. The risk of IS or PAD was no different among the ABO blood groups regardless of diabetic nephropathy stage.

conclusionThe A blood group is a risk factor for IHD in individuals with type 1 diabetes and microalbuminuria.

Indexed as

ABO Blood-Group SystemAdultAlbuminuriaCardiovascular DiseasesCause of DeathDiabetes Mellitus, Type 1Diabetic NephropathiesFemaleFinlandHumansMaleMiddle AgedPrognosisProspective StudiesRegistriesRisk AssessmentABO Blood-Group SystemBlood groupCardiovascular diseaseDiabetic nephropathyType 1 diabetes

Identifiers

PMID32429911
PMCPMC7238526
OpenAlexW2991779230

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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.