Evidence map›Paper›PMID 36244060›Full record

ArticleArchives of clinical neuropsychology : the official journal of the National Academy of Neuropsychologists2023

Language Differences Among Individuals with Normal Cognition, Amnestic and Non-Amnestic MCI, and Alzheimer's Disease.

Ioannis Liampas, Vasiliki Folia, Renia Morfakidou, Vasileios Siokas, Mary Yannakoulia, Paraskevi Sakka, Nikolaos Scarmeas, Georgios Hadjigeorgiou, Efthimios Dardiotis, Mary H Kosmidis

Abstract read
In one paragraph

Article in Archives of clinical neuropsychology : the official journal of the National Academy of Neuropsychologists, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed, 2 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

18 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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  14. Cognitive Performance and Incident Alzheimer's Dementia in Men Versus Women.The journal of prevention of Alzheimer's disease · 2024
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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.

Ioannis LiampasDepartment of Neurology, University Hospital of Larissa, School of Medicine, University of Thessaly, Larissa, Greece.
Vasiliki FoliaLab of Cognitive Neuroscience, School of Psychology, Aristotle University of Thessaloniki, Greece.
Renia MorfakidouLab of Cognitive Neuroscience, School of Psychology, Aristotle University of Thessaloniki, Greece.
Vasileios SiokasDepartment of Neurology, University Hospital of Larissa, School of Medicine, University of Thessaly, Larissa, Greece.
Mary YannakouliaDepartment of Nutrition and Dietetics, Harokopio University, Athens, Greece.
Paraskevi SakkaAssociation of Alzheimer's Disease and Related Disorders, Marousi, Athens, Greece.
Nikolaos ScarmeasFirst Department of Neurology, Aeginition Hospital, National and Kapodistrian University of Athens Medical School, Athens, Greece.
Georgios HadjigeorgiouDepartment of Neurology, University Hospital of Larissa, School of Medicine, University of Thessaly, Larissa, Greece.
Efthimios DardiotisDepartment of Neurology, University Hospital of Larissa, School of Medicine, University of Thessaly, Larissa, Greece.
Mary H KosmidisLab of Cognitive Neuroscience, School of Psychology, Aristotle University of Thessaloniki, Greece.

Funding

European Social Fund 189 10276/8/9/2011
6 · The paper itself

Abstract

objectiveTo investigate differences in language performance among older adults with normal cognition (CN), mild cognitive impairment (MCI), and Alzheimer's disease (ad). Owing to the conflicting literature concerning MCI, discrepancies between amnestic (aMCI) and non-amnestic MCI (naMCI) were explored in greater detail.

methodThe study sample was drawn from the older (>64 years) HELIAD cohort. Language performance was assessed via semantic and phonemic fluency, confrontation naming, verbal comprehension, verbal repetition as well as a composite language index. Age, sex, and education adjusted general linear models were used to quantify potential pairwise differences in language performance.

resultsThe present analysis involved 1607 participants with CN, 146 with aMCI [46 single and 100 multi-domain aMCI], 92 with naMCI [41 single and 51 multi-domain naMCI], and 79 with ad. The mean age and education of our predominantly female (60%) participants were 73.82 (±5.43) and 7.98 (±4.93) years, respectively. MCI individuals performed between those with CN and ad, whereas participants with aMCI performed worse compared to those with naMCI, especially in the semantic fluency and verbal comprehension tasks. Discrepancies between the aMCI and naMCI groups were driven by the exquisitely poor performance of multi-domain aMCI subgroup.

conclusionsOverall, individuals could be hierarchically arranged in a continuum of language impairment with the CN individuals constituting the healthy reference and naMCI, aMCI, ad patients representing gradually declining classes in terms of language performance. Exploration of language performance via separation of single from multi-domain naMCI provided a potential explanation for the conflicting evidence of previous research.

Indexed as

Alzheimer DiseaseCognitive DysfunctionAgedCognitionFemaleHumansLanguageMaleNeuropsychological TestsAlzheimer’s diseaseamnesiafluency (verbal/nonverbal)language and language disordersmild cognitive impairment

Identifiers

PMID36244060
PMCPMC10202551

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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.