Evidence map›Paper›PMID 25869481›Full record

ArticleNeurocritical care2015

TURN: A Simple Predictor of Symptomatic Intracerebral Hemorrhage After IV Thrombolysis.

David Asuzu, Karin Nyström, Hardik Amin, Joseph Schindler, Charles Wira, David Greer, Nai Fang Chi, Janet Halliday, Kevin N Sheth

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Article in Neurocritical care, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed, 2 pooled it
–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

9 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  4. Trial
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  6. Review
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  8. Observational
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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

9 authors.

David AsuzuYale School of Medicine, 333 Cedar Street, New Haven, CT, 06510, USA, david.asuzu@yale.edu.
Karin Nyström
Hardik Amin
Joseph Schindler
Charles Wira
David Greer
Nai Fang Chi
Janet Halliday
Kevin N Sheth

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIV Thrombolysis (rt-PA) for ischemic stroke treatment carries a substantial risk for symptomatic intracerebral hemorrhage (sICH). Our purpose was to develop a computationally simple and accurate sICH predictor

methodsOur derivation dataset consisted of 210 ischemic stroke patients receiving IV rt-PA from January 2009 until July 2013 at Yale-New Haven Hospital. Our validation dataset included 303 patients who received IV rt-PA during the NINDS rt-PA trial. Independent sICH predictors were identified by logistic regression and combined to form the TURN score. Predictive ability and goodness of fit were quantified by odds ratios (OR) and areas under the receiver operating characteristic curve (AUROC).

results3 out of 17 clinical parameters were identified as independent predictors of sICH: prestroke mRS score (OR 1.54, P = 0.02), baseline NIHSS score (OR 1.13, P = 0.002), and platelet count (OR 0.99, P = 0.04). We combined these three parameters to form the TURNP score. For added simplicity, prestroke mRS score and baseline NIHSS score alone were also combined to form the TURN score, and predicted sICH without a significant drop in OR or AUROC.

conclusionsWe developed a new score for predicting sICH after IV thrombolysis. Our score is simple and with acceptable accuracy, making it ideal for use in the hyperacute stroke setting.

Indexed as

AgedBrain IschemiaCerebral HemorrhageFemaleHumansMaleOutcome Assessment, Health CarePrognosisStrokeThrombolytic TherapyTissue Plasminogen ActivatorTissue Plasminogen Activator

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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.