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Record W3170689880 · doi:10.21203/rs.3.rs-445341/v1

Higher weekly white rice consumption is associated with an increased risk of incident MCI : a two-year follow-up study of elderly people in Shanghai Community

2021· preprint· en· W3170689880 on OpenAlexaboutno aff
Wei Li, Ling Yue, Guanjun Li, Shifu Xiao

Bibliographic record

VenueResearch Square · 2021
Typepreprint
Languageen
FieldMedicine
TopicNutritional Studies and Diet
Canadian institutionsnot available
FundersShanghai Jiao Tong UniversityNational Natural Science Foundation of China
KeywordsMedicineCohortCognitionMontreal Cognitive AssessmentCohort studyProportional hazards modelCognitive impairmentGerontologyDemographyInternal medicinePsychiatry

Abstract

fetched live from OpenAlex

Abstract Background: There have been no longitudinal studies of white rice consumption and cognitive impairmentMethods: This was a 2-year longitudinal follow-up study. Data were obtained from the cohort study on the brain health of the elderly in Shanghai. There were 620 (224 men and 396 women) subjects aged ≥ 60 years. Weekly white rice consumption was assessed using a quantitative food frequency questionnaire. Cognitive function was assessed using the Mini-Mental State Examination (MMSE) and Montreal Cognitive Assessment (MoCA) and the diagnosis of mild cognitive impairment (MCI) was based on the revised Petersen’s diagnostic algorithm. The association between weekly white rice consumption and cognitive function was investigated by Cox regression analysis and the ROC curve. Results: During a mean follow-up period of 2 years, 471 individuals without baseline cognitive impairment developed incident mild cognitive impairment. In the overall cohort, higher weekly white rice consumption was associated with an increased risk of MCI (p=0.019, HR=1.051, 95%CI:1.008~1.096) and was independent of age, education and drinking. The ROC curve indicated that weekly white rice consumption had a mild-to-moderate effect in predicting MCI (below the curve was 0.591, p=0.07, 95%CI:0.527~0.655). Conclusions: higher weekly white rice consumption is associated with an increased risk of incident MCI

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 score0.032
Threshold uncertainty score0.064

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.001
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0000.001
Bibliometrics0.0010.001
Science and technology studies0.0010.000
Scholarly communication0.0010.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0010.000

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 head0.080
GPT teacher head0.387
Teacher spread0.306 · 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

Citations3
Published2021
Admission routes1
Has abstractyes

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