Evidence map›Paper›PMID 35611794›Full record

ArticleCNS neuroscience & therapeutics2022

Group-based trajectory modeling of intracranial pressure in patients with acute brain injury: Results from multi-center ICUs, 2008-2019.

Fan Yang, Chi Peng, Liwei Peng, Peng Wang, Chao Cheng, Wei Zuo, Lei Zhao, Zhichao Jin, Weixin Li

Open access · goldAbstract read
In one paragraph

Article in CNS neuroscience & therapeutics, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.4field-weighted citation impact, top 10% 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

19 citing papers in PubMed, 21 citations in OpenAlex.

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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 at 2 institutions in 1 country.

Fan YangDepartment of Plastic Surgery and Burns, Tangdu Hospital, Fourth Military Medical University, Xi'an, China.
Chi PengDepartment of Health Statistics, Second Military Medical University, Shanghai, China.
Liwei PengDepartment of Neurosurgery, Tangdu Hospital, Fourth Military Medical University, Xi'an, China.
Peng WangDepartment of Neurosurgery, Tangdu Hospital, Fourth Military Medical University, Xi'an, China.
Chao ChengDepartment of Neurosurgery, Tangdu Hospital, Fourth Military Medical University, Xi'an, China.
Wei ZuoDepartment of Neurosurgery, Tangdu Hospital, Fourth Military Medical University, Xi'an, China.
Lei ZhaoDepartment of Neurosurgery, Tangdu Hospital, Fourth Military Medical University, Xi'an, China.
Zhichao JinDepartment of Health Statistics, Second Military Medical University, Shanghai, China.ORCID 0000-0002-3180-6475
Weixin LiDepartment of Neurosurgery, Tangdu Hospital, Fourth Military Medical University, Xi'an, China.ORCID 0000-0002-7399-8989
Tang Du Hospital · CNSecond Military Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThe objective of the study was to characterize the longitudinal, dynamic intracranial pressure (ICP) trajectory in acute brain injury (ABI) patients admitted to intensive care unit (ICU) and explore whether it added sights over traditional thresholds in predicting outcomes.

methodsABI patients with ICP monitoring were identified from two public databases named Medical Information Mart for the Intensive Care (MIMIC)-IV and eICU Collaborative Research Database (eICU-CRD). Group-based trajectory modeling (GBTM) was employed to identify 4-h ICP trajectories in days 0-5 post-ICU admission. Then, logistic regression was used to compare clinical outcomes across distinct groups. To further validate previously reported thresholds, we created the receiver operating characteristic (ROC) curve in our dataset.

resultsA total of 810 eligible patients were ultimately enrolled in the study. GBTM analyses generated 6 distinct ICP trajectories, differing in the initial ICP, evolution pattern, and number/proportion of spikes >20/22 mmHg. Compared with patients in "the highest, declined then rose" trajectory, those belonging to the "lowest, stable," "low, stable," and "medium, stable" ICP trajectories were at lower risks of 30-day mortality (odds ratio [OR] 0.04; 95% confidence interval [CI] 0.01, 0.21), (OR 0.04; 95% CI 0.01, 0.19), (OR 0.08; 95% CI 0.01, 0.42), respectively. ROC analysis demonstrated an unfavorable result, for example, 30-day mortality in total cohort: an area under the curve (AUC): 0.528, sensitivity: 0.11, and specificity: 0.94.

conclusionsThis study identified three ICP trajectories associated with elevated risk, three with reduced risks for mortality during ICU hospitalization. Notably, a fixed ICP threshold should not be applied to all kinds of patients. GBTM, a granular method for describing ICP evolution and their association with clinical outcomes, may add to the current knowledge in intracranial hypertension treatment.

Indexed as

Brain InjuriesBrain Injuries, TraumaticIntracranial HypertensionCritical CareHumansIntensive Care UnitsIntracranial Pressureclinical outcomesgroup-based trajectory modelinghemorrhagic strokeintracranial pressure monitoringtraumatic brain injury

Identifiers

PMID35611794
PMCPMC9253780
OpenAlexW4281484074

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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.