Evidence map›Paper›PMID 20517670›Full record

ArticleWiener klinische Wochenschrift2010

Increased risk of knee injuries and osteoarthritis in the non-dominant leg of former professional football players.

Zmago Krajnc, Matjaz Vogrin, Gregor Recnik, Anton Crnjac, Matej Drobnic, Vane Antolic

Abstract read
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In one paragraph

Article in Wiener klinische Wochenschrift, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 4 pooled it
1.6field-weighted citation impact, top 18% of its field
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

23 citing papers in PubMed, 4 syntheses or guidelines pooled it, 65 citations in OpenAlex.

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  20. Professional football can be considered a healthy sport?Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA · 2016
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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 at 2 institutions in 1 country.

Zmago KrajncDepartment of Orthopedic Surgery, University Clinical Center Maribor, Maribor, Slovenia. zmago.krajnc@guest.arnes.si
Matjaz Vogrin
Gregor Recnik
Anton Crnjac
Matej Drobnic
Vane Antolic
University Clinical Centre Maribor · SILjubljana University Medical Centre · SI

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The aim of the study was to evaluate differences in knee injuries and osteoarthritis between the dominant and non-dominant legs of former professional football players. The study cohort comprised 40 retired professional players with an average age of 49.2 years. Participants completed a questionnaire about their sports and personal history with special emphasis on knee injuries/operations of the dominant and non-dominant leg. Bilateral standing knee radiographs were taken. Overall, 29 footballers (73%) had experienced at least one moderate or severe knee injury and 18 (40%) had undergone at least one knee operation during their career. Among those injured, 14 (35%) players had suffered a dominant knee injury and 22 (55%) a non-dominant knee injury. Evidence of osteoarthritis (Kellgren-Lawrence scale > or = 2) was found in 17 (43%) dominant and 23 (58%) non-dominant knees. Professional football players have a significant risk of knee injuries and early osteoarthritis with preponderance in the non-dominant leg.

Indexed as

Athletic InjuriesBody Mass IndexCohort StudiesFunctional LateralityHumansKnee InjuriesMaleMiddle AgedOsteoarthritis, KneeReoperationRisk FactorsSloveniaSoccer

Identifiers

PMID20517670
OpenAlexW2021679440

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.