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Record W2113376504 · doi:10.1002/0471667196.ess7125

SemiParametric Analysis of Competing Risks Data

2010· other· en· W2113376504 on OpenAlexaff
Rajeshwari Sundaram, N. Balakrishnan

Bibliographic record

VenueEncyclopedia of Statistical Sciences · 2010
Typeother
Languageen
FieldMathematics
TopicStatistical Methods and Inference
Canadian institutionsMcMaster University
Fundersnot available
KeywordsCensoring (clinical trials)CovariateHazardCumulative incidenceConfidence intervalHazard ratioEconometricsProportional hazards modelCumulative riskStatisticsComputer scienceMedicineMathematicsInternal medicine

Abstract

fetched live from OpenAlex

Abstract Competing risks data are typically encountered in biomedical/epidemiological studies. Examples of such data can be found in studying labor in women as labor can be either spontaneous or due to medical intervention (example: delivery by cesarean) or due to membrane rupture leading to labor. Typically in competing risks framework, each individual is exposed to K distinct types of risks and the eventual failure can be attributed to precisely one of the risks. As is usual in survival data, these competing risks data are further subjected to censoring. Two quantities of considerable interest include, the cause‐specific hazard and the corresponding cumulative incidence function for a specific cause. In this article, we will review various modeling approaches for assessing the effects of covariates through modeling cause‐specific hazard. We will also discuss various approaches for constructing confidence intervals as well as confidence bands for the cause‐specific cumulative incidence function of subjects with given values of the covariates.

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)0.018
metaresearch head score (Gemma)0.068
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Theoretical or conceptual · Consensus signal: Theoretical or conceptual
GenreCandidate signal: Methods · Consensus signal: Methods
Teacher disagreement score0.018
Threshold uncertainty score0.095

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0180.068
Meta-epidemiology (narrow)0.0010.001
Meta-epidemiology (broad)0.0020.003
Bibliometrics0.0030.002
Science and technology studies0.0010.002
Scholarly communication0.0030.002
Open science0.0030.003
Research integrity0.0010.003
Insufficient payload (model declined to judge)0.0080.001

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 head0.180
GPT teacher head0.455
Teacher spread0.274 · 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 designTheoretical or conceptual
Domainnot available
GenreMethods

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
Published2010
Admission routes1
Has abstractyes

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