Evidence map›Paper›PMID 36353130›Full record

SynthesisFrontiers in neurology2022

The prognostic value of neutrophil-to-lymphocyte ratio in patients with traumatic brain injury: A systematic review.

Sherief Ghozy, Amr Ehab El-Qushayri, Joseph Varney, Salah Eddine Oussama Kacimi, Eshak I Bahbah, Mostafa Ebraheem Morra, Jaffer Shah, Kevin M Kallmes, Alzhraa Salah Abbas, Mohamed Elfil and 4 more

Abstract readSystematic Review
In one paragraph

Synthesis in Frontiers in neurology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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.

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

13 citing papers in PubMed.

  1. Article
  2. Observational
  3. Article
  4. Article
  5. Article
  6. Review
  7. Article
  8. Article
  9. Article
  10. Article
  11. Review
  12. Review
  13. 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

14 authors.

Sherief GhozyDepartment of Neuroradiology, Mayo Clinic, Rochester, MN, United States.
Amr Ehab El-QushayriFaculty of Medicine, Minia University, Minya, Egypt.
Joseph VarneySchool of Medicine, American University of the Caribbean, Philipsburg, Sint Maarten.
Salah Eddine Oussama KacimiFaculty of Medicine, University of Tlemcen, Tlemcen, Algeria.
Eshak I BahbahFaculty of Medicine, Al-Azhar University, Damietta, Egypt.
Mostafa Ebraheem MorraFaculty of Medicine, AlAzhar University, Cairo, Egypt.
Jaffer ShahDrexel University College of Medicine, Drexel University, Philadelphia, PA, United States.
Kevin M KallmesNested Knowledge, Saint Paul, MN, United States.
Alzhraa Salah AbbasFaculty of Medicine, Minia University, Minya, Egypt.
Mohamed ElfilDepartment of Neurological Sciences, University of Nebraska Medical Center, Omaha, NE, United States.
Badrah S AlghamdiNeuroscience Unit, Department of Physiology, Faculty of Medicine, King Abdulaziz University, Jeddah, Saudi Arabia.
Ghulam AshrafDepartment of Medical Laboratory Sciences, College of Health Sciences, University of Sharjah, Sharjah, United Arab Emirates.
Rowa AlhabbabDepartment of Medical Laboratory Technology, Faculty of Applied Medical Sciences, King Abdulaziz University, Jeddah, Saudi Arabia.
Adam A DmytriwNeurointerventional Program, Departments of Medical Imaging and Clinical Neurological Sciences, London Health Sciences Centre, Western University, London, ON, Canada.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Traumatic brain injury (TBI) places a heavy load on healthcare systems worldwide. Despite significant advancements in care, the TBI-related mortality is 30-50% and in most cases involves adolescents or young adults. Previous literature has suggested that neutrophil-to-lymphocyte ratio (NLR) may serve as a sensitive biomarker in predicting clinical outcomes following TBI. With conclusive evidence in this regard lacking, this study aimed to systematically review all original studies reporting the effectiveness of NLR as a predictor of TBI outcomes. A systematic search of eight databases was conducted according to the Preferred Reporting Items for Systematic Review and Meta-Analyses statement (PRISMA) recommendations. The risk of bias was assessed using the Quality in Prognostic Studies (QUIPS) tool. Eight studies were ultimately included in the study. In most of the studies interrogated, severity outcomes were successfully predicted by NLR in both univariate and multivariate prediction models, in different follow-up durations up to 6 months. A high NLR at 24 and 48 h after TBI in pediatric patients was associated with worse clinical outcomes. On pooling the NLR values within studies assessing its association with the outcome severity (favorable or not), patients with favorable outcomes had 37% lower NLR values than those with unfavorable ones (RoM= 0.63; 95% CI = 0.44-0.88;

Indexed as

mortalityneutrophil-to-lymphocyte ratiopredictionsystematic (literature) reviewtraumatic brain injury

Identifiers

PMID36353130
PMCPMC9638118

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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.