Evidence map›Paper›PMID 41148341›Full record

ArticleEuropean journal of trauma and emergency surgery : official publication of the European Trauma Society2025

Impact of back protectors on spinal injuries in alpine winter sports: a retrospective cohort study.

Christian Tinner, Niklas Rutsch, Arne L Ackermann, Sonja Häckel, Fabian Aregger, Jan Gewiess, Dominik A Jakob, Sebastian F Bigdon, Christoph E Albers

Abstract read
In one paragraph

Article in European journal of trauma and emergency surgery : official publication of the European Trauma Society, 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

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

2 citing papers in PubMed.

  1. Response to the letter to the editor to discuss "Factors to consider when selecting an injured control group in case-control studies on skiing injuries".European journal of trauma and emergency surgery : official publication of the European Trauma Society · 2026
    Article
  2. Factors to consider when selecting an injured control group in case-control studies on skiing injuries.European journal of trauma and emergency surgery : official publication of the European Trauma Society · 2026
    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

9 authors.

Christian TinnerDepartment of Orthopaedic Surgery and Traumatology, Inselspital, Bern University Hospital, University of Bern, Freiburgstrasse 18 , Bern, 3010, Switzerland. christian.tinner@insel.ch.ORCID http://orcid.org/0000-0003-2920-7518
Niklas RutschDepartment of Orthopaedic Surgery and Traumatology, Inselspital, Bern University Hospital, University of Bern, Freiburgstrasse 18 , Bern, 3010, Switzerland.ORCID http://orcid.org/0000-0001-5035-2264
Arne L AckermannDepartment of Orthopaedic Surgery and Traumatology, Inselspital, Bern University Hospital, University of Bern, Freiburgstrasse 18 , Bern, 3010, Switzerland.
Sonja HäckelDepartment of Orthopaedic Surgery and Traumatology, Inselspital, Bern University Hospital, University of Bern, Freiburgstrasse 18 , Bern, 3010, Switzerland.ORCID http://orcid.org/0000-0002-9415-6633
Fabian AreggerDepartment of Orthopaedic Surgery and Traumatology, Inselspital, Bern University Hospital, University of Bern, Freiburgstrasse 18 , Bern, 3010, Switzerland.ORCID http://orcid.org/0000-0002-8401-3348
Jan GewiessDepartment of Orthopaedic Surgery and Traumatology, Inselspital, Bern University Hospital, University of Bern, Freiburgstrasse 18 , Bern, 3010, Switzerland.ORCID http://orcid.org/0000-0002-9366-6375
Dominik A JakobDepartment of Visceral Surgery, Lindenhofspital, Bern, Switzerland.ORCID http://orcid.org/0000-0001-5977-6135
Sebastian F BigdonDepartment of Orthopaedic Surgery and Traumatology, Inselspital, Bern University Hospital, University of Bern, Freiburgstrasse 18 , Bern, 3010, Switzerland.ORCID http://orcid.org/0000-0002-4649-0610
Christoph E AlbersDepartment of Orthopaedic Surgery and Traumatology, Inselspital, Bern University Hospital, University of Bern, Freiburgstrasse 18 , Bern, 3010, Switzerland.ORCID http://orcid.org/0000-0003-2751-3458

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThis retrospective cohort study investigated whether back protectors reduce the incidence and severity of spinal injuries in alpine winter sports, hypothesizing they may affect the type, location, and severity rather than fully prevent them.

methodsWe retrospectively identified patients with alpine winter sports-related injuries admitted to our Level-1 trauma center (2017-2023). Patient and accident data were gathered via phone survey and chart review. Injuries were classified using the AO Spine system, and the impact of back protectors was analyzed using univariate and multivariate analysis in R.

resultsOut of 1160 identified patients, 232 (81 spinal injuries, 151 non-spinal injuries) completed telephone follow-up (mean 52 months post-injury, SD 19.8). The presence of a spinal injury was not significantly associated with back protector use, but spinal injuries in protector users were more frequently treated conservatively, while non-users required operative treatment slightly more frequently (p = 0.13) and presented with neurological deficits (p = 0.008). After adjusting for confounders, there was no significant reduction in ISS scores. Moreover, wearing a back protector did not significantly impact the overall occurrence of polytrauma.

conclusionBack protectors neither prevented spinal injuries nor provided beneficial protection in polytrauma cases among patients presenting to our level I trauma center.

Indexed as

Athletic InjuriesProtective DevicesSnow SportsSpinal InjuriesAdultFemaleHumansIncidenceInjury Severity ScoreMaleMiddle AgedRetrospective StudiesTrauma CentersAlpine sportsInjury severity scorePolytraumaProtective devicesSafety gearSpinal injuries

Identifiers

PMID41148341
PMCPMC12568888

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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.