Evidence map›Paper›PMID 28490379›Full record

Observational studyScandinavian journal of trauma, resuscitation and emergency medicine2017

A novel scoring system for predicting the neurologic prognosis prior to the initiation of induced hypothermia in cases of post-cardiac arrest syndrome: the CAST score.

Mitsuaki Nishikimi, Naoyuki Matsuda, Kota Matsui, Kunihiko Takahashi, Tadashi Ejima, Keibun Liu, Takayuki Ogura, Michiko Higashi, Hitoshi Umino, Go Makishi and 5 more

Open access · goldAbstract readMulticenter StudyObservational Study
In one paragraph

Observational study in Scandinavian journal of trauma, resuscitation and emergency medicine, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 1 pooled it
3.2field-weighted citation impact, top 8% of its field
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

24 citing papers in PubMed, 1 synthesis or guideline pooled it, 42 citations in OpenAlex.

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  20. Early risk stratification after resuscitation from cardiac arrest.Journal of the American College of Emergency Physicians open · 2020
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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

15 authors at 3 institutions in 1 country.

Mitsuaki NishikimiDepartment of Emergency and Critical Care, Nagoya University Graduate School of Medicine, Tsurumai-cho 65, Syowa-ku, Nagoya, Aichi, 4668560, Japan. m0528332626@yahoo.co.jp.
Naoyuki MatsudaDepartment of Emergency and Critical Care, Nagoya University Graduate School of Medicine, Tsurumai-cho 65, Syowa-ku, Nagoya, Aichi, 4668560, Japan.
Kota MatsuiDepartment of Biostatistics, Nagoya University Graduate School of Medicine, Tsurumai-cho 65, Syowa-ku, Nagoya, Aichi, 4668560, Japan.
Kunihiko TakahashiDepartment of Biostatistics, Nagoya University Graduate School of Medicine, Tsurumai-cho 65, Syowa-ku, Nagoya, Aichi, 4668560, Japan.
Tadashi EjimaDepartment of Emergency and Critical Care, Nagoya University Graduate School of Medicine, Tsurumai-cho 65, Syowa-ku, Nagoya, Aichi, 4668560, Japan.
Keibun LiuAdvanced Medical Emergency Department and Critical Care Center, Japan Red Cross Maebashi Hospital, Asahi-cho 3-21-36, Maebashi, Gunma, 3710014, Japan.
Takayuki OguraAdvanced Medical Emergency Department and Critical Care Center, Japan Red Cross Maebashi Hospital, Asahi-cho 3-21-36, Maebashi, Gunma, 3710014, Japan.
Michiko HigashiDepartment of Emergency and Critical Care, Nagoya University Graduate School of Medicine, Tsurumai-cho 65, Syowa-ku, Nagoya, Aichi, 4668560, Japan.
Hitoshi UminoDepartment of Emergency and Critical Care, Nagoya University Graduate School of Medicine, Tsurumai-cho 65, Syowa-ku, Nagoya, Aichi, 4668560, Japan.
Go MakishiDepartment of Emergency and Critical Care, Nagoya University Graduate School of Medicine, Tsurumai-cho 65, Syowa-ku, Nagoya, Aichi, 4668560, Japan.
Atsushi NumaguchiDepartment of Emergency and Critical Care, Nagoya University Graduate School of Medicine, Tsurumai-cho 65, Syowa-ku, Nagoya, Aichi, 4668560, Japan.
Satoru MatsushimaDepartment of Emergency and Critical Care, Cyutouen General Medical Center, Shobugaike 1-1, Kakegawa, Shizuoka, 4368555, Japan.
Hideki TokuyamaDepartment of Emergency and Critical Care, Nagoya University Graduate School of Medicine, Tsurumai-cho 65, Syowa-ku, Nagoya, Aichi, 4668560, Japan.
Mitsunobu NakamuraAdvanced Medical Emergency Department and Critical Care Center, Japan Red Cross Maebashi Hospital, Asahi-cho 3-21-36, Maebashi, Gunma, 3710014, Japan.
Shigeyuki MatsuiDepartment of Biostatistics, Nagoya University Graduate School of Medicine, Tsurumai-cho 65, Syowa-ku, Nagoya, Aichi, 4668560, Japan.
Nagoya University · JPMaebashi Red Cross Hospital · JPTokyo Yamate Medical Center · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe aim of this study was to develop a scoring system for identifying the post-cardiac arrest syndrome (PCAS) patients with a good potential for recovery prior to the initiation of induced therapeutic hypothermia.

methodsA multi-center, retrospective, observational study was performed. Data of a total of 151 consecutive adults who underwent induced hypothermia after cardiac arrest (77 learning cases from two hospitals and 74 validation cases from two other hospitals) were analyzed.

resultsIn the learning set, 8 factors (initial rhythm, witnessed status and time until return of spontaneous circulation, pH, serum lactate, motor score according to the Glasgow Coma Scale (GCS), gray matter attenuation to white matter attenuation ratio (GWR), serum albumin, and hemoglobin) were found to be strongly correlated with the neurological outcomes. A tentative scoring system was created from the learning data using these factors, and the predictive accuracy (sensitivity and specificity) was evaluated in terms of both internal validation (0.85 and 0.84) and external validation (cutoff 50%: 0.95 and 0.90, 30%: 0.87 and 0.98, 15%: 0.67 and 1.00). Finally, using all the data, we established a post-Cardiac Arrest Syndrome for induced Therapeutic hypothermia (CAST) score to predict the neurologic prognosis prior to initiation of induced hypothermia.

conclusionsThe CAST score was developed to predict the neurological outcomes of PCAS patients treated by induced hypothermia. The likelihood of good recovery at 30 days was extremely low in PCAS patients with a CAST score of ≤15%. Prospective validation of the score is needed in the future.

Indexed as

Severity of Illness IndexAdultAgedHeart ArrestHumansHypothermia, InducedMiddle AgedNervous System DiseasesPrognosisRetrospective StudiesTomography, X-Ray ComputedCAST scoreInduced hypothermiaNeurological prognosisPost-cardiac arrest syndrome

Identifiers

PMID28490379
PMCPMC5424379
OpenAlexW2612527927

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LicenceCC BY
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Registered trials

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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.