Evidence map›Paper›PMID 40119002›Full record

ArticleScientific reports2025

Changes in e-scooter related maxillofacial injuries following legislative measures in Helsinki, Finland.

Johanna Snäll, Henri Vasara, Olli-Jussi Murros, Veli-Pekka Harjola, Maaret Castrén, Tero Puolakkainen

Abstract read
In one paragraph

Article in Scientific reports, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Review
  2. Article
  3. Article
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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

6 authors.

Johanna SnällDepartment of Oral and Maxillofacial Diseases, University of Helsinki, P.O. Box 100, 00290, Helsinki, Finland.
Henri VasaraDepartment of Emergency Medicine and Services, Helsinki University Hospital and University of Helsinki, Helsinki, Finland.
Olli-Jussi MurrosDepartment of Oral and Maxillofacial Diseases, University of Helsinki, P.O. Box 100, 00290, Helsinki, Finland.
Veli-Pekka HarjolaDepartment of Emergency Medicine and Services, Helsinki University Hospital and University of Helsinki, Helsinki, Finland.
Maaret CastrénDepartment of Emergency Medicine and Services, Helsinki University Hospital and University of Helsinki, Helsinki, Finland.
Tero PuolakkainenDepartment of Oral and Maxillofacial Diseases, University of Helsinki, P.O. Box 100, 00290, Helsinki, Finland. Tero.puolakkainen@gmail.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The increasing use of e-scooters globally has resulted in a rise in traffic-related injuries, particularly maxillofacial trauma. This study assesses the potential impact of legislative measures, specifically speed limits and night-time usage restrictions, on reducing maxillofacial injuries from e-scooter accidents. A retrospective cohort study was conducted using data from patients treated for e-scooter-related injuries at Helsinki University Hospital between January 2021 and December 2023. The study included 1275 patients, aged ≥ 16 years, treated in three trauma hospitals. Patients not riding e-scooters at the time of injury were excluded. Injury patterns and the influence of legislative measures were analyzed. Among the 1275 patients, 169 (13.3%) sustained maxillofacial injuries. Legislative restrictions were associated with a significant reduction in maxillofacial injuries, with up to an 88% decrease in some months. Predictors of maxillofacial injuries included older age (OR 1.06, 95% CI 1.04-1.08), alcohol intoxication (OR 3.2, 95% CI 1.5-5.8), and concurrent head and neck injuries (OR 12.1, 95% CI 5.8-25.2). Legislative restrictions on e-scooter use, including speed limits and nighttime riding bans, were associated with a significant reduction in maxillofacial injuries. These findings highlight the importance of targeted policies to mitigate injury risks associated with e-scooter use.

Indexed as

Accidents, TrafficMaxillofacial InjuriesAdolescentAdultAgedFemaleFinlandHumansMaleMiddle AgedRetrospective StudiesYoung Adulte-scooterMaxillofacialPublic healthTrauma

Identifiers

PMID40119002
PMCPMC11928615

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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.