Evidence map›Paper›PMID 32720230›Full record

SynthesisSports medicine (Auckland, N.Z.)2020

Subtypes of Sport-Related Concussion: a Systematic Review and Meta-cluster Analysis.

S Langdon, M Königs, E A M C Adang, E Goedhart, J Oosterlaan

Registry-linked trialAbstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in Sports medicine (Auckland, N.Z.), 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06381674 (Wearable Technology to Characterize and Treat mTBI Subtypes), which is not on this 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
–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.

NCT06381674 narecruitingnot on this mapstarted 2024, after this paper: background citation

Wearable Technology to Characterize and Treat mTBI Subtypes: Biofeedback-Based Precision Rehabilitation

TypeinterventionalSponsorOregon Health and Science UniversityRan2024 to 2028Enrolled100ConditionsMild Traumatic Brain Injury, Concussion, Rehabilitation, Balance ImpairmentArmsVestibular therapy for mTBI augmented with audio and visual real-time biofeedback, Vestibular therapy for mTBI
3 · Its place in the literature

Who cites it

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

  1. Pooled it
  2. The Effect of Aerobic Exercise on Concussion Recovery: A Pilot Clinical Trial.Journal of the International Neuropsychological Society : JINS · 2021
    Trial
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  8. Factor Structure and Measurement Invariance Across Sex of the Sport Concussion Assessment Tool Symptom Inventory.Clinical journal of sport medicine : official journal of the Canadian Academy of Sport Medicine · 2024
    Observational
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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

5 authors.

S LangdonEmma Children's Hospital, Amsterdam UMC (Location Academic Medical Center), University of Amsterdam, Emma Neuroscience Group, Meibergdreef 9, 1105 AZ, Amsterdam, The Netherlands. s.langdon@amsterdamumc.nl.ORCID http://orcid.org/0000-0002-6507-708X
M KönigsEmma Children's Hospital, Amsterdam UMC (Location Academic Medical Center), University of Amsterdam, Emma Neuroscience Group, Meibergdreef 9, 1105 AZ, Amsterdam, The Netherlands.
E A M C AdangEmma Children's Hospital, Amsterdam UMC (Location Academic Medical Center), University of Amsterdam, Emma Neuroscience Group, Meibergdreef 9, 1105 AZ, Amsterdam, The Netherlands.
E GoedhartSports Medical Centre, Royal Netherlands Football Association (KNVB), Woudenbergseweg 56-58, 3707 HX, Zeist, The Netherlands.
J OosterlaanEmma Children's Hospital, Amsterdam UMC (Location Academic Medical Center), University of Amsterdam, Emma Neuroscience Group, Meibergdreef 9, 1105 AZ, Amsterdam, The Netherlands.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveCurrent clinical guidelines provide a unitary approach to manage sport-related concussion (SRC), while heterogeneity in the presentation of symptoms suggests that subtypes of SRC may exist. We systematically reviewed the available evidence on SRC subtypes and associated clinical outcomes. DATA SOURCES: Ovid Medline, Embase, PsycINFO, and SPORTDiscus ELIGIBILITY CRITERIA FOR SELECTING STUDIES: Electronic databases were searched for studies: (i) identifying SRC symptom clusters using classification methodology; or (ii) associating symptom clusters to clinical outcome variables. A total of 6,146 unique studies were identified, of which 75 full texts were independently assessed by two authors for eligibility. A total of 22 articles were included for systematic review. DATA EXTRACTION: Two independent authors performed data extraction and risk of bias analysis using the Cochrane Collaboration tool. DATA SYNTHESIS: Six studies found evidence for existence of SRC symptom clusters. Combining the available literature through Multiple Correspondence Analysis (MCA) provided evidence for the existence of a migraine cluster, a cognitive-emotional cluster, a sleep-emotional cluster, a neurological cluster, and an undefined feelings cluster. Nineteen studies found meaningful associations between SRC symptom clusters and clinical outcomes. Clusters mapping to the migraine cluster were most frequently reported in the literature and were most strongly related to aspects of clinical outcome.

conclusionsThe available literature provides evidence for the existence of at least five subtypes in SRC symptomatology, with clear relevance to clinical outcome. Systematically embedding the differentiation of SRC subtypes into prognosis, clinical management, and intervention strategies may optimize the recovery from SRC.

Indexed as

Athletic InjuriesBrain ConcussionCluster AnalysisHumans

Identifiers

PMID32720230
PMCPMC7497426

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.