Evidence map›Paper›PMID 27741304›Full record

ArticlePloS one2016

Simplified Acute Physiology Score II as Predictor of Mortality in Intensive Care Units: A Decision Curve Analysis.

Jérôme Allyn, Cyril Ferdynus, Michel Bohrer, Cécile Dalban, Dorothée Valance, Nicolas Allou

Abstract read
In one paragraph

Article in PloS one, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

25 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Jérôme AllynIntensive care unit, Saint-Denis University Hospital, Saint-Denis, Reunion Island, France.
Cyril FerdynusUnité de Soutien Méthodologique, Saint-Denis University Hospital, Saint-Denis, Reunion Island, France.
Michel BohrerDepartment of Medical Information, Saint-Denis University Hospital, Saint-Denis, Reunion Island, France.
Cécile DalbanUnité de Soutien Méthodologique, Saint-Denis University Hospital, Saint-Denis, Reunion Island, France.
Dorothée ValanceIntensive care unit, Saint-Denis University Hospital, Saint-Denis, Reunion Island, France.
Nicolas AllouIntensive care unit, Saint-Denis University Hospital, Saint-Denis, Reunion Island, France.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundEnd-of-life decision-making in Intensive care Units (ICUs) is difficult. The main problems encountered are the lack of a reliable prediction score for death and the fact that the opinion of patients is rarely taken into consideration. The Decision Curve Analysis (DCA) is a recent method developed to evaluate the prediction models and which takes into account the wishes of patients (or surrogates) to expose themselves to the risk of obtaining a false result. Our objective was to evaluate the clinical usefulness, with DCA, of the Simplified Acute Physiology Score II (SAPS II) to predict ICU mortality.

methodsWe conducted a retrospective cohort study from January 2011 to September 2015, in a medical-surgical 23-bed ICU at University Hospital. Performances of the SAPS II, a modified SAPS II (without AGE), and age to predict ICU mortality, were measured by a Receiver Operating Characteristic (ROC) analysis and DCA.

resultsAmong the 4.370 patients admitted, 23.3% died in the ICU. Mean (standard deviation) age was 56.8 (16.7) years, and median (first-third quartile) SAPS II was 48 (34-65). Areas under ROC curves were 0.828 (0.813-0.843) for SAPS II, 0.814 (0.798-0.829) for modified SAPS II and of 0.627 (0.608-0.646) for age. DCA showed a net benefit whatever the probability threshold, especially under 0.5.

conclusionDCA shows the benefits of the SAPS II to predict ICU mortality, especially when the probability threshold is low. Complementary studies are needed to define the exact role that the SAPS II can play in end-of-life decision-making in ICUs.

Indexed as

Decision MakingHospital MortalityAdultAgedArea Under CurveFemaleHospitals, UniversityHumansIntensive Care UnitsMaleMiddle AgedModels, TheoreticalRetrospective StudiesROC CurveSimplified Acute Physiology Score

Identifiers

PMID27741304
PMCPMC5065161

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.