Evidence map›Paper›PMID 29943196›Full record

ArticleInternational archives of occupational and environmental health2018

Chronic solvent-induced encephalopathy: course and prognostic factors of neuropsychological functioning.

Evelien van Valen, Ellie Wekking, Moniek van Hout, Gert van der Laan, Gerard Hageman, Frank van Dijk, Angela de Boer, Mirjam Sprangers

Open access · hybridAbstract read
In one paragraph

Article in International archives of occupational and environmental health, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed, 1 pooled it
0.5field-weighted citation impact, top 34% 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

4 citing papers in PubMed, 1 synthesis or guideline pooled it, 13 citations in OpenAlex.

  1. Pooled it
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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 2 countries.

Evelien van ValenDepartment of Geriatrics, University Medical Center Utrecht, Utrecht, The Netherlands. e.vanvalen@umcutrecht.nl.ORCID 0000-0001-7412-2404
Ellie WekkingNetherlands Center for Occupational Diseases, Coronel Institute of Occupational Health, Amsterdam Public Health Research Institute, Academic Medical Center, Amsterdam, The Netherlands.
Moniek van HoutDepartment of Medical Psychology, Medisch Spectrum Twente Hospital, Enschede, The Netherlands.
Gert van der LaanNetherlands Center for Occupational Diseases, Coronel Institute of Occupational Health, Amsterdam Public Health Research Institute, Academic Medical Center, Amsterdam, The Netherlands.
Gerard HagemanDepartment of Neurology, Medisch Spectrum Twente Hospital, Enschede, The Netherlands.
Frank van DijkFoundation Learning and Developing Occupational Health (LDOH), Hilversum, The Netherlands.
Angela de BoerCoronel Institute of Occupational Health, Amsterdam Public Health Research Institute, Academic Medical Center, Amsterdam, The Netherlands.
Mirjam SprangersMedical Psychology, Amsterdam Academic Medical Centers, Amsterdam Public Health Research Institute, Academic Medical Center, Amsterdam, The Netherlands.
Amsterdam UMC Location University of Amsterdam · NLMedisch Spectrum Twente · NLUniversity Medical Center Utrecht · NLUniversity of Milan · IT

Funding

national health care institute Netherlands the clinical care of the Dutch Solvent Teams is funded by the national health care institute
6 · The paper itself

Abstract

purposeWorking in conditions with daily exposure to organic solvents for many years can result in a disease known as chronic solvent-induced encephalopathy (CSE). The aims for this study were to describe the neuropsychological course of CSE after first diagnosis and to detect prognostic factors for neuropsychological impairment after diagnosis.

methodsThis prospective study follows a Dutch cohort of CSE patients who were first diagnosed between 2001 and 2011 and underwent a second neuropsychological assessment 1.5-2 years later. Cognitive subdomains were assessed and an overall cognitive impairment score was calculated. Paired t tests and multivariate linear regression analyses were performed to describe the neuropsychological course and to obtain prognostic factors for the neuropsychological functioning at follow-up.

resultsThere was a significant improvement on neuropsychological subdomains at follow-up, with effect sizes between small and medium (Cohen's d 0.27-0.54) and a significant overall improvement of neuropsychological impairment with a medium effect size (Cohen's d 0.56). Prognostic variables for more neuropsychological impairment at follow-up were a higher level of neuropsychological impairment at diagnosis and having a comorbid diagnosis of a psychiatric disorder at diagnosis.

conclusionsResults are in line with previous research on the course of CSE, stating that CSE is a non-progressive disease after cessation of exposure. However, during follow-up the percentage patients with permanent work disability pension increased from 14 to 37%. Preventive action is needed in countries where exposure to organic solvents is still high to prevent new cases of CSE.

Indexed as

AdultAttentionBrain Damage, ChronicCognitive DysfunctionFemaleFollow-Up StudiesHumansLinear ModelsMaleMemoryMultivariate AnalysisNetherlandsOccupational DiseasesOccupational ExposurePrognosisProspective StudiesSolventsChronic solvent-induced encephalopathyCourseDiagnostic evaluationFollow-upNeuropsychological assessmentNeurotoxicityOrganic solventsPrognosis

Identifiers

PMID29943196
PMCPMC6132664
OpenAlexW2811141362

What OpenQuestion holds

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LicenceCC BY
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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.