Evidence map›Paper›PMID 39776308›Full record

ArticleAnnals of biomedical engineering2025

Exploring Sex-Based Variations in Head Kinematics During Soccer Heading.

Alireza Abbasi Ghiri, Morteza Seidi, James Wallace, Kelly Cheever, Marzieh Memar

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Article in Annals of biomedical engineering, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

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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

2 citing papers in PubMed.

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4 · The record

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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.

Alireza Abbasi GhiriDepartment of Mechanical Engineering, University of Texas at San Antonio, San Antonio, TX, USA.
Morteza SeidiDepartment of Mechanical Engineering, University of Texas at San Antonio, San Antonio, TX, USA.
James WallaceDepartment of Biomedical Engineering and Chemical Engineering, University of Texas at San Antonio, San Antonio, TX, USA.
Kelly CheeverDepartment of Kinesiology, University of Texas at San Antonio, San Antonio, TX, USA.
Marzieh MemarDepartment of Biomedical Engineering and Chemical Engineering, University of Texas at San Antonio, San Antonio, TX, USA. marzieh.memar@utsa.edu.ORCID http://orcid.org/0000-0002-0232-2447

Funding

National Science Foundation 2138719
6 · The paper itself

Abstract

While studies indicate that females experience a higher concussion risk and more severe outcomes in soccer heading compared to males, comprehensive data on the underlying factors contributing to these sex-based differences are lacking. This study investigates the sex differences in the head-to-ball impact kinematics among college-aged soccer headers in a laboratory-controlled setting. Forty subjects (20 females, 20 males) performed ten headers, and impact kinematics, including peak angular acceleration and velocity (PAA, PAV) and peak linear acceleration (PLA), were measured using mouthguards. Video recordings verified impacts and impact locations. Participants' head mass was estimated from their weights. The relationship between head mass and kinematic parameters was analyzed using Pearson correlation. The effects of head mass, sex, and impact location on kinematic parameters were assessed using MANOVA with and without head mass as a covariate. Results showed that head mass, larger in males than females, significantly affects PAA and PLA, the greater the head mass, the lower PAA and PLA. However, head mass has no effect on PAV. Females showed significantly higher PAA and PLA components but no significant differences in PAV. Impact location significantly influenced PAV, showing higher magnitudes for frontal impacts compared to top-front impacts, with no significant effects on PAA and PLA. Our results agree with epidemiological evidence that female soccer players face greater concussion risks than males, which can be attributed to their higher header-induced PAA. Future research could consider interventions like changing ball pressure, using protective headgear, and improving heading techniques to reduce high-magnitude accelerations in females.

Indexed as

Brain ConcussionHeadSex CharacteristicsSoccerAccelerationAdultBiomechanical PhenomenaFemaleHumansMaleYoung AdultConcussion riskHead kinematicsRepeated sub-concussive head impactsSex differencesSoccer head impactTraumatic brain injury (TBI)

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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.