Evidence map›Paper›PMID 21487452›Full record

ArticleClinical epidemiology2011

Existing data sources for clinical epidemiology: The clinical laboratory information system (LABKA) research database at Aarhus University, Denmark.

Anne Fia Grann, Rune Erichsen, Anders Gunnar Nielsen, Trine Frøslev, Reimar W Thomsen

Registry-linked trialAbstract read
In one paragraph

Article in Clinical epidemiology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05166447 (Twenty-year Follow-up of the Inter99 Cohort), which is not on this map. Cited by 113 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
113citing papers in PubMed, 1 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.

NCT05166447 enrolling by invitationnot on this mapstarted 2021, after this paper: background citation

Twenty-year Follow-up of the Inter99 Cohort

TypeobservationalSponsorBispebjerg HospitalRan2021 to 2028Enrolled4,000ConditionsCoronary Heart Disease, Acute Myocardial Infarction, Cardiovascular Diseases, Type 2 Diabetes
3 · Its place in the literature

Who cites it

113 citing papers in PubMed, 1 synthesis or guideline pooled it.

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53 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

5 authors.

Anne Fia GrannDepartment of Clinical Epidemiology, Aarhus University Hospital, Aarhus, Denmark.
Rune Erichsen
Anders Gunnar Nielsen
Trine Frøslev
Reimar W Thomsen

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This paper provides an introduction to the clinical laboratory information system (LABKA) research database in Northern and Central Denmark. The database contains millions of stored laboratory test results for patients living in the two Danish regions, encompassing 1.8 million residents, or one-third of the country's population. More than 1700 different types of blood test analyses are available. Therefore, the LABKA research database represents an incredible source for studies involving blood test analyses. By record linkage of different Danish registries with the LABKA research database, it is possible to examine a large number of biomarkers as predictors of disease risk and prognosis and as markers of disease severity, and to evaluate medical treatments regarding effectiveness and possible side effects. Large epidemiological studies using routinely stored blood test results for individual patients can be performed because it is possible to link the laboratory data to high-quality individual clinical patient data in Denmark.

Indexed as

biochemistrydiagnosisepidemiological methodslaboratory proceduresregistriestherapeutic drug monitoring

Identifiers

PMID21487452
PMCPMC3072155

What OpenQuestion holds

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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.