Evidence map›Paper›PMID 42092821›Full record

SynthesisBMC psychiatry2026

A systematic review of the prevalence of fatigue in common mental disorders (mood disorders, anxiety disorders, personality disorders, and trauma and stressor related disorders).

Ragnar Klein Olsen, Sidse Marie Arnfred, Martin Randau, Christina Madsen, Kåre Donskov Nielsen, Ali Abbas Shaker, Hassan Masri, Oliver Rumle Hovmand

Abstract readSystematic Review
In one paragraph

Synthesis in BMC psychiatry, 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

8 authors.

Ragnar Klein OlsenDepartment of Research, Central- and West Zealand Hospital, Fælledvej 6, Slagelse, 4200, Denmark.
Sidse Marie ArnfredDepartment of Research, Central- and West Zealand Hospital, Fælledvej 6, Slagelse, 4200, Denmark.ORCID 0000-0001-5375-4226
Martin RandauDepartment of Research, Central- and West Zealand Hospital, Fælledvej 6, Slagelse, 4200, Denmark.
Christina MadsenRegion Southern Denmark, Odense, Denmark.
Kåre Donskov NielsenDepartment of Research, Central- and West Zealand Hospital, Fælledvej 6, Slagelse, 4200, Denmark.
Ali Abbas ShakerDepartment of Research, Central- and West Zealand Hospital, Fælledvej 6, Slagelse, 4200, Denmark.
Hassan MasriPsychiatry South, Central- and West Zealand Hospital, Vordingborg, Denmark Region Southern, Denmark.
Oliver Rumle HovmandDepartment of Research, Central- and West Zealand Hospital, Fælledvej 6, Slagelse, 4200, Denmark. ohov@regionsjaelland.dk.ORCID 0000-0001-6928-6113

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundFatigue is a common symptom in the general population, as well as in several somatic conditions. Despite this, no review has yet examined the occurrence of fatigue across common mental disorders (CMD) such as mood disorders, anxiety disorders, personality disorders, and trauma and stressor related disorders. The objective of the review was to examine the prevalence of fatigue in patients with CMD, how fatigue when fatigue occurs in these populations, and it's relationshop with other outcomes.

methodWe searched in 2026 Medline, PsychInfo, and Embase for studies reporting on fatigue in CMD and conducted a manual search of the included references. Two reviewers independently selected papers and extracted data. Eligible studies were on patients with CMD without somatic illness, that employed a measure designed to assess fatigue. We conducted and reported the systematic review following the PRISMA statement. The evidence was synthesized according to whether it reports on the prevalence of fatigue, or provides data on the temporal occurrence of fatigue in the trajectory of the disorders.

resultsWe screened 7861 abstracts, and read full text on 393 papers and finally included 46 papers, of which 40 reported on prevalence. Most research concerned patients with mood disorders. Fatigue was found to be highly prevalent across CMD, with prevalences between 18% and 100%. Research suggests that fatigue can predict the onset of depression and that depression can predict the onset of fatigue. DISCUSSION: Fatigue is highly prevalent across patients with CMD and can therefore be regarded as a transdiagnostic symptom. A host of research suggests that fatigue in depression and anxiety can be explained by biological symptoms such as low-grade inflammation. Limitations includes high heterogeneity in the assessment of fatigue across included studies, and few instruments were validated for this population.

conclusionsThe symptom of fatigue was found to be prevalent across samples of patients with CMD, which highlights it as a possible transdiagnostic treatment target.

Indexed as

Anxiety DisordersFatigueMood DisordersPersonality DisordersTrauma and Stressor Related DisordersHumansPrevalenceCommon mental disordersDepressionFatigue

Identifiers

PMID42092821
PMCPMC13330186

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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.