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Record W4283829989 · doi:10.1055/a-1892-1715

Uncovering Consciousness and Revealing the Preservation of Mental Life in Unresponsive Brain-Injured Patients

2022· article· en· W4283829989 on OpenAlexafffund
Lorina Naçi, Adrian M. Owen

Bibliographic record

VenueSeminars in Neurology · 2022
Typearticle
Languageen
FieldMedicine
TopicTraumatic Brain Injury Research
Canadian institutionsWestern University
FundersCanadian Institutes of Health Research
KeywordsCovertConsciousnessMedicineNeuroimagingLevel of consciousnessPopulationPersistent vegetative stateMinimally conscious stateCognitionPsychiatryIntensive care medicineNeurosciencePsychologyAnesthesia

Abstract

fetched live from OpenAlex

Abstract In the last few years, functional neuroimaging and electroencephalography-based techniques have been used to address one of the most complex and challenging questions in clinical medicine, that of detecting covert awareness in behaviorally unresponsive patients who have survived severe brain injuries. This is a very diverse population with a wide range of etiologies and comorbidities, as well as variable cognitive and behavioral abilities, which render accurate diagnosis extremely challenging. These studies have shown that some chronic behaviorally unresponsive patients harbor not only covert consciousness but also highly preserved levels of mental life. Building on this work, although in its infancy, the investigation of covert consciousness in acutely brain-injured patients could have profound implications for patient prognosis, treatment, and decisions regarding withdrawal of care. The body of evidence on covert awareness presents a moral imperative to redouble our efforts for improving the quality of life and standard of care for all brain-injured patients with disorders of consciousness.

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 distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.002
Version: codex-gemma-dda1882f352aValidation 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 score0.011
Threshold uncertainty score0.302

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.002
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

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 head0.025
GPT teacher head0.305
Teacher spread0.279 · 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 teacher head, 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

Citations12
Published2022
Admission routes2
Has abstractyes

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