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Record W4232206377 · doi:10.1097/prs.0b013e3181addcd9

Biostatistics

2009· article· en· W4232206377 on OpenAlexaff
Peter J. Taub, Emily Westheimer

Bibliographic record

VenuePlastic & Reconstructive Surgery · 2009
Typearticle
Languageen
FieldDecision Sciences
TopicMeta-analysis and systematic reviews
Canadian institutionsCegep de Sept Iles
Fundersnot available
KeywordsBiostatisticsMedicineData scienceMedical physicsManagement scienceComputer sciencePathologyEpidemiology

Abstract

fetched live from OpenAlex

LEARNING OBJECTIVES: After studying this article, the participant should be able to: 1. Recognize the various terms used in biostatistics. 2. Describe the choices that are required in designing a particular research study. 3. Understand the different types of data that may be obtained in any given study. 4. Identify which statistical tools are appropriate for evaluating the different types of data. SUMMARY: Journals of medicine and surgery, such as Plastic and Reconstructive Surgery, are filled with statistics that readers may never have learned about or once understood but soon forgot. Unfortunately, critical review of any abstract requires a thorough understanding of the tools used to evaluate study results. It also requires an evaluation of whether the tools chosen were adequate or even proper, given the study design and the questions asked. This article was conceived to highlight the major topics in biostatistics. It includes a review of common definitions, an outline of the major tests used (correctly or not) in plastic surgery abstracts, and instruction as to their proper use in scientific studies.

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)0.111
metaresearch head score (Gemma)0.506
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: Not applicable
GenreCandidate signal: Methods · Consensus signal: Methods
Teacher disagreement score0.111
Threshold uncertainty score0.586

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.1110.506
Meta-epidemiology (narrow)0.0020.001
Meta-epidemiology (broad)0.0050.003
Bibliometrics0.0110.013
Science and technology studies0.0010.004
Scholarly communication0.0070.004
Open science0.0040.004
Research integrity0.0040.009
Insufficient payload (model declined to judge)0.0940.031

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 head0.531
GPT teacher head0.450
Teacher spread0.080 · 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 designNot applicable
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

Citations5
Published2009
Admission routes1
Has abstractyes

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