Evidence map›Paper›PMID 42426346›Full record

ArticleNeurocritical care2026

Impact of Complicated Diabetes Mellitus in Patients Following Severe Traumatic Brain Injury.

Ali Seifi, Chloe Kaijia Chui, Alexander Villahermosa, Gregory Murtha, Travis Kotzur, Sepehr Seifi

Abstract read
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Article in Neurocritical care, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

What it found

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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

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3 · Its place in the literature

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No citing paper in PubMed yet.

4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Ali SeifiDepartment of Neurosurgery, University of Texas Health at San Antonio, San Antonio, TX, USA. seifi@uthscsa.edu.ORCID http://orcid.org/0000-0002-5010-5041
Chloe Kaijia ChuiLong School of Medicine, UT Health San Antonio, San Antonio, TX, USA.
Alexander VillahermosaDepartment of Neurosurgery, University of Texas Health at San Antonio, San Antonio, TX, USA.
Gregory MurthaDepartment of Neurosurgery, University of Texas Health at San Antonio, San Antonio, TX, USA.
Travis KotzurLong School of Medicine, UT Health San Antonio, San Antonio, TX, USA.
Sepehr SeifiARCOM, Arkansas College of Osteopathic Medicine, Fort Smith, AR, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe impact of diabetes mellitus (DM) on severe traumatic brain injury (TBI) outcomes remains poorly defined, with prior studies treating DM as a monolithic diagnosis. We hypothesized that post-TBI mortality is severity dependent, driven by preexisting diabetic complications rather than the diagnosis of DM alone.

methodsRetrospective cohort study utilized TriNetX. Patients with severe TBI were stratified into three cohorts: non-diabetic, uncomplicated DM, and complicated DM. Primary outcomes included: 90-day all-cause mortality, 30-day readmission, and secondary systemic complications.

resultsA total of 5893 patients with complicated DM and 3914 with uncomplicated DM were compared with matched non-diabetic controls. Patients with complicated DM had significantly higher mortality (33.8% vs. 29.7%; OR 1.21; 95% CI 1.12-1.30; P < 0.001), worse survival (HR 1.22; 95% CI 1.15-1.30; P < 0.001), and increased risks of 30-day readmission (OR 1.45), acute kidney injury (OR 1.29), sepsis (OR 1.23), pneumonia (OR 1.13), seizures (OR 1.18), cerebral infarction (OR 1.30), prolonged intubation/tracheostomy (OR 1.40), neurocritical care interventions (OR 1.50), catheter-associated urinary tract infection (CAUTI) (OR 1.92), and central line-associated bloodstream infection (CLABSI) (OR 1.91) (all P < 0.05). In contrast, patients with uncomplicated DM demonstrated outcomes comparable to non-diabetic controls, with no increased mortality (27.9% vs. 28.4%; OR 0.98; P = 0.651), similar survival (HR 0.93; 95% CI 0.85-1.02; P = 0.168), and comparable rates of most complications, though they had lower 30-day readmission (OR 0.85; P = 0.002).

conclusionsSevere TBI outcomes are critically dependent on preinjury diabetic complications, with the increased morbidity and mortality confined to preexisting complications. These findings reframe DM as a spectrum where microvascular integrity determines physiological resilience following neurological trauma.

Indexed as

Complicated diabetesDiabetes mellitusReadmissionTraumatic brain injury

Identifiers

PMID42426346

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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 Socratic graph.