Evidence map›Paper›PMID 22230487›Full record

ArticleBMC psychiatry2012

Elevated levels of serum IL-5 are associated with an increased likelihood of major depressive disorder.

Antti-Pekka Elomaa, Leo Niskanen, Karl-Heinz Herzig, Heimo Viinamäki, Jukka Hintikka, Heli Koivumaa-Honkanen, Kirsi Honkalampi, Minna Valkonen-Korhonen, Ilkka T Harvima, Soili M Lehto

Open access · goldAbstract read
In one paragraph

Article in BMC psychiatry, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed, 2 pooled it
1.5field-weighted citation impact, top 21% 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

26 citing papers in PubMed, 2 syntheses or guidelines pooled it, 61 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

10 authors at 3 institutions in 1 country.

Antti-Pekka ElomaaDepartment of Psychiatry, Kuopio University Hospital and University of Eastern Finland, Kuopio, Finland. apelomaa@gmail.com
Leo Niskanen
Karl-Heinz Herzig
Heimo Viinamäki
Jukka Hintikka
Heli Koivumaa-Honkanen
Kirsi Honkalampi
Minna Valkonen-Korhonen
Ilkka T Harvima
Soili M Lehto
University of Eastern Finland · FIUniversity of Oulu · FIKuopio University Hospital · FI

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundInflammatory mediators in both the peripheral circulation and central nervous system (CNS) are dysregulated in major depressive disorder (MDD). Nevertheless, relatively little is known about the role of the T-helper (Th)-2 effector cytokines interleukin (IL)-5 and IL-13 in MDD.

methodsWe examined the serum levels of these cytokines and a Th-1 comparison cytokine, interferon (IFN)-γ, in 116 individuals (MDD, n = 58; controls, n = 58).

resultsIn our basic multivariate model controlling for the effects of potential confounders on the associations between MDD and the examined cytokines, each 1-unit increase in the serum IL-5 level increased the likelihood of belonging to the MDD group by 76% (OR 1.76, 95% CI 1.03-2.99, p = 0.04; model covariates: age, gender, marital status, daily smoking and alcohol use). The likelihood further increased in models additionally controlling for the effects of the use of antidepressants and NSAIDS, and a diagnosis of asthma. No such associations were detected with regard to IL-13 (OR 1.08, 95% CI 0.96-1.22, p = 0.22) or IFN-γ (OR 1.02, 95% CI 0.99-1.05, p = 0.23).

conclusionsElevated levels of IL-5, which uses the neural plasticity-related RAS GTPase-extracellular signal-regulated kinase (Ras-ERK) pathway to mediate its actions in the central nervous system (CNS), could be one of the factors underlying the depression-related changes in CNS plasticity.

Indexed as

BiomarkersFemaleHumansInterferon-gammaInterleukin-5Major Depressive DisorderMaleMiddle AgedModels, TheoreticalBiomarkersInterferon-gammaInterleukin-5

Identifiers

PMID22230487
PMCPMC3266629
OpenAlexW2090379603

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.