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Record W2381973840

Leukoaraiosis Features of Cognitive Impairment

2011· article· en· W2381973840 on OpenAlexaboutno aff
Yuhai Liu

Bibliographic record

VenueInner Mongolia Medical Journal · 2011
Typearticle
Languageen
FieldNeuroscience
TopicNeurological Disease Mechanisms and Treatments
Canadian institutionsnot available
Fundersnot available
KeywordsLeukoaraiosisMedicineMontreal Cognitive AssessmentCognitionInternal medicineStatistical significanceCognitive impairmentDiseaseDementiaPsychiatry
DOInot available

Abstract

fetched live from OpenAlex

Objective:To discuss the cognitive impairment of leukoaraiosis,and got to know the relationship between cognitive dysfunction and process of this disease,and estimated the value of leukoaraiosis to be an early predictor of vascular cognitive impairment.Methos: We selected 50 patients with leukoaraiosis group as A,by Aharon-Ptretz grading grading standards group,selected 50 patients with lacunar infarction as the B group,select 50 cases of head CT for the healthy elderly group C.All of the above used Montreal Cognitive Assessment to rate their cognitive function.Result: ①The MoCA scores between the three groups of A,B and C were different: except namingscore showed no significant differences between the C group and B group(P0.05),MoCA score in these three groups and in each sub-group were significantly different(P 0.05).In particular,attention and delayed recall showed quite different in the A group and had a significant difference compared to B and C group(P0.01).Moreover,The damage of time and place orientation were more obvious in the A group compared to the others.②Packet classification in the study of LA,0-1 grade had normal MoCA score;compared the 2 grade MoCA score to 0-1 grade,the other items had no statistical significance with 0~1 grade(P0.05) except for the significantly difference of memory scores(P0.05);compared the 3 grade MoCA score to the 1 grade,memory,language and attention had significant difference(P0.05)and the rest of the items had no statistical significance(P0.05);compared the 4 grade MoCA score to the 1 grade,there was significant difference in memory,language,attention,visual spatial implementation capacity and orientation(P0.05);compared the 3 grade MoCA score to the 2 grade,memory,language and attention had significantly difference(P0.05);compared the 4 grade MoCA score to the 3 grade,the visual space implementation capacity and orientation had significant difference include memory,language and attention(P0.05).The overall MoCA scores at all levels had significant difference(P0.05).Conclusion: Attention,delayed recall may be a characteristic of early LA cognitive impairment;there was some value of leukoaraiosis to be an early predictor of vascular cognitive impairment;LA classification study shows that,LA classification and cognitive function damage were correlated positively.It suggeated that with the higher classification of LA,the cognitive impairment was more serious in the extent.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.001
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: Observational
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.002
Threshold uncertainty score0.006

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.001
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0020.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.045
GPT teacher head0.282
Teacher spread0.237 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations0
Published2011
Admission routes1
Has abstractyes

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