Evidence map›Paper›PMID 25858350›Full record

Trial reportBMC medicine2015

The Brief Memory and Executive Test (BMET) for detecting vascular cognitive impairment in small vessel disease: a validation study.

Rebecca L Brookes, Matthew J Hollocks, Usman Khan, Robin G Morris, Hugh S Markus

Abstract readClinical TrialMulticenter StudyValidation Study
In one paragraph

Trial report in BMC medicine, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed, 3 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.

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, 3 syntheses or guidelines pooled it.

  1. Cognitive impairment in sporadic cerebral small vessel disease: A systematic review and meta-analysis.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2021
    Pooled it
  2. Pooled it
  3. The effect of phosphodiesterase-5 inhibitors on cerebral blood flow in humans: A systematic review.Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism · 2018
    Pooled it
  4. Observational
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  12. Prevalence of, and risk factors for, cognitive impairment in lacunar stroke.International journal of stroke : official journal of the International Stroke Society · 2023
    Article
  13. Review
  14. Frequency and profile of objective cognitive deficits in hospitalized patients recovering from COVID-19.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2021
    Article
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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

5 authors.

Rebecca L Brookes
Matthew J Hollocks
Usman Khan
Robin G Morris
Hugh S Markus

Funding

British Heart Foundation 2010/01
6 · The paper itself

Abstract

backgroundCognitive impairment is common in patients with cerebral small vessel disease, but is not well detected using common cognitive screening tests which have been primarily devised for cortical dementias. We developed the Brief Memory and Executive Test (BMET); a rapid screening measure sensitive to the impaired executive function and processing speed characteristic of small vessel disease (SVD). To assess the BMET's validity for general use, we evaluated it when administered by non-psychologists in a multicentre study and collected control data to derive normative scores.

methodsTwo-hundred participants with SVD, defined as a clinical lacunar stroke and a corresponding lacunar infarct on MRI, and 303 healthy controls aged between 40-90 years old were recruited. The BMET, as well as the Montreal Cognitive Assessment (MoCA) and Mini Mental State Examination (MMSE), were performed. Overall, 55 SVD participants underwent repeat testing at 3 months to assess the BMET test-retest reliability.

resultsAdministering the BMET took a mean (SD) of 12.9 (4.7) in cases and 9.5 (2.6) minutes in controls. Receiver Operator Curve analysis showed the BMET was a good predictor of cognitive impairment in SVD (AUC = 0.94) and performed significantly better than both the MoCA (AUC = 0.77) and the MMSE (AUC = 0.70). Using a cut-off score of 13, the BMET had a sensitivity of 93% and specificity of 76% for detecting cognitive impairment in SVD.

conclusionsThe BMET is a brief and sensitive tool for the detection of cognitive impairment in patients with SVD.

Indexed as

Neuropsychological TestsAdultAgedAged, 80 and overCognition DisordersFemaleHumansMagnetic Resonance ImagingMaleMiddle AgedReproducibility of ResultsSensitivity and SpecificityStroke

Identifiers

PMID25858350
PMCPMC4372040

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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.