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Record W2151782813 · doi:10.12688/f1000research.6565.1

Sepsis breakthroughs in 2014

2015· preprint· en· W2151782813 on OpenAlexaff
James A. Russell, Keith R. Walley

Bibliographic record

VenueF1000Research · 2015
Typepreprint
Languageen
FieldMedicine
TopicSepsis Diagnosis and Treatment
Canadian institutionsSt. Paul's HospitalUniversity of British Columbia
Fundersnot available
KeywordsSepsisSeptic shockMedicineResuscitationIntensive care medicineRandomized controlled trialShock (circulatory)Internal medicineSurgery

Abstract

fetched live from OpenAlex

The mortality of sepsis may be decreasing and, because there are more survivors, it is increasingly important to understand the epidemiology, pathogenesis, genetics, prevention, and treatment of the impaired long-term outcomes of sepsis. Recent insights on the clearance of bacterial products during sepsis suggest new strategies for early intervention. Immune suppression/immune reprogramming to decrease later secondary infections is a novel strategy now in clinical trials. The Protocolized Care for the Early Septic Shock (ProCESS), Australasian Resuscitation in Sepsis Evaluation (ARISE) and ProMISe randomized controlled trials (RCTs) of early goal-directed therapy (EGDT) versus usual care found no differences between groups in mortality. Fluid therapies may not require full-on EGDT, but rather emphasize the importance of early recognition and resuscitation of sepsis. The Albumin Italian Outcome Sepsis (ALBIOS) RCT did not find a difference between albumin (titrated to serum albumin >30 g/L) and crystalloid in severe sepsis. However, in a subgroup analysis, mortality was lower in the albumin group in patients who had septic shock. Therapeutic use of albumin may be beneficial in septic shock, but requires further evaluation in RCTs. A recent RCT of conservative versus liberal transfusion strategies (70 versus 90 g/L, respectively) found no difference in mortality in septic shock. The transfusion threshold in septic shock is now 70–90 g/L. Although there was no difference in mortality between a usual or a high target mean arterial pressure (MAP) for septic shock resuscitation, a higher MAP target may be beneficial in patients who have pre-existing hypertension, because higher MAP may decrease the incidence of acute kidney injury (AKI) and need for renal replacement therapy (RRT). Nutrition practice can continue with enteral nutrition started on days 2–3 (i.e., early but there is no indication for very early parenteral nutrition). Acute respiratory distress syndrome (ARDS) is the commonest complication of sepsis. Two recent RCTs of simvastatin and rosuvastatin in ARDS were not positive. Early statins at appropriate doses and plasma levels deserve a trial in sepsis. In future, perhaps three changes could improve the chances of having positive trials in sepsis: the use of biomarkers to stratify patients; adaptive trial design to enhance dose selection and reject compounds that are unlikely to be suitable at Phase 2; and the use of composite organ dysfunction as the primary outcome.

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)0.004
metaresearch head score (Gemma)0.011
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: Review · Consensus signal: none
Teacher disagreement score0.115
Threshold uncertainty score0.385

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0040.011
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0010.001
Science and technology studies0.0010.001
Scholarly communication0.0040.003
Open science0.0010.004
Research integrity0.0030.006
Insufficient payload (model declined to judge)0.1150.042

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 head0.307
GPT teacher head0.489
Teacher spread0.183 · 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
GenreReview

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
Published2015
Admission routes1
Has abstractyes

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