Evidence map›Paper›PMID 38982001›Full record

Observational studyNeurocritical care2025

Longitudinal Assessment of Blood-Based Inflammatory, Neuromuscular, and Neurovascular Biomarker Profiles in Intensive Care Unit-Acquired Weakness: A Prospective Single-Center Cohort Study.

Felix Klawitter, Friederike Laukien, Dagmar-C Fischer, Anja Rahn, Katrin Porath, Lena Danckert, Rika Bajorat, Uwe Walter, Robert Patejdl, Johannes Ehler

Registry-linked trialAbstract readObservational Study
In one paragraph

Observational study in Neurocritical care, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02706314 (Pilot Observation of the Impact of Human Blood Serum From Critically Ill Patients With or Without Critical-illness-polyneuropathy on Intramural Neuronal Networks of Human Colon Samples), which is not on this map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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.

NCT02706314 completednot on this map

Pilot Observation of the Impact of Human Blood Serum From Critically Ill Patients With or Without Critical-illness-polyneuropathy on Intramural Neuronal Networks of Human Colon Samples

TypeobservationalSponsorUniversity of RostockRan2016 to 2019Enrolled61ConditionsCritical Illness, Multiple Organ Failure, Polyneuropathy, Myopathy
3 · Its place in the literature

Who cites it

5 citing papers in PubMed.

  1. Trial
  2. Article
  3. Article
  4. Article
  5. Article
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

10 authors.

Felix KlawitterDepartment of Anesthesiology, Intensive Care Medicine, and Pain Therapy, Rostock University Medical Center, Rostock, 18057, Germany. felix.klawitter@med.uni-rostock.de.ORCID 0000-0002-5294-0892
Friederike LaukienDepartment of Anesthesiology, Intensive Care Medicine, and Pain Therapy, Rostock University Medical Center, Rostock, 18057, Germany.
Dagmar-C FischerDepartment of Pediatrics, Rostock University Medical Center, Rostock, Germany.
Anja RahnDepartment of Pediatrics, Rostock University Medical Center, Rostock, Germany.
Katrin PorathOscar Langendorff Institute of Physiology, Rostock University Medical Center, Rostock, Germany.
Lena DanckertDepartment of Anesthesiology, Intensive Care Medicine, and Pain Therapy, Rostock University Medical Center, Rostock, 18057, Germany.
Rika BajoratDepartment of Anesthesiology, Intensive Care Medicine, and Pain Therapy, Rostock University Medical Center, Rostock, 18057, Germany.
Uwe WalterDepartment of Neurology, Rostock University Medical Center, Rostock, Germany.
Robert Patejdl *Oscar Langendorff Institute of Physiology, Rostock University Medical Center, Rostock, Germany.
Johannes Ehler *Department of Anesthesiology, Intensive Care Medicine, and Pain Therapy, Rostock University Medical Center, Rostock, 18057, Germany.

Funding

Universität Rostock 889006
6 · The paper itself

Abstract

backgroundThe diagnosis of intensive care unit (ICU)-acquired weakness (ICUAW) and critical illness neuromyopathy (CINM) is frequently hampered in the clinical routine. We evaluated a novel panel of blood-based inflammatory, neuromuscular, and neurovascular biomarkers as an alternative diagnostic approach for ICUAW and CINM.

methodsPatients admitted to the ICU with a Sequential Organ Failure Assessment score of ≥ 8 on 3 consecutive days within the first 5 days as well as healthy controls were enrolled. The Medical Research Council Sum Score (MRCSS) was calculated, and motor and sensory electroneurography (ENG) for assessment of peripheral nerve function were performed at days 3 and 10. ICUAW was defined by an MRCSS < 48 and CINM by pathological ENG alterations, both at day 10. Blood samples were taken at days 3, 10, and 17 for quantitative analysis of 18 different biomarkers (white blood cell count, C-reactive protein, procalcitonin, C-terminal agrin filament, fatty-acid-binding protein 3, growth and differentiation factor 15, syndecan 1, troponin I, interferon-γ, tumor necrosis factor-α, interleukin-1α [IL-1α], IL-1β, IL-4, IL-6, IL-8, IL-10, IL-13, and monocyte chemoattractant protein 1). Results of the biomarker analysis were categorized according to the ICUAW and CINM status. Clinical outcome was assessed after 3 months.

resultsBetween October 2016 and December 2018, 38 critically ill patients, grouped into ICUAW (18 with and 20 without) and CINM (18 with and 17 without), as well as ten healthy volunteers were included. Biomarkers were significantly elevated in critically ill patients compared to healthy controls and correlated with disease severity and 3-month outcome parameters. However, none of the biomarkers enabled discrimination of patients with and without neuromuscular impairment, irrespective of applied classification.

conclusionsBlood-based biomarkers are generally elevated in ICU patients but do not identify patients with ICUAW or CINM.

trial registrationClinicalTrials.gov identifier: NCT02706314.

Indexed as

Intensive Care UnitsMuscle WeaknessNeuromuscular DiseasesAdultAgedBiomarkersCase-Control StudiesCritical IllnessFemaleHumansLongitudinal StudiesMaleMiddle AgedProspective StudiesBiomarkersBiomarkersCritical illnessMuscle weaknessNeuromuscular diseasesProspective study

Identifiers

PMID38982001
PMCPMC11811256

What OpenQuestion holds

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Registered trials

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.