Evidence map›Paper›PMID 30057775›Full record

ArticleBMJ open sport & exercise medicine2018

The Athletic Shoulder (ASH) test: reliability of a novel upper body isometric strength test in elite rugby players.

Ben Ashworth, Patrick Hogben, Navraj Singh, Laura Tulloch, Daniel D Cohen

Abstract read
In one paragraph

Article in BMJ open sport & exercise medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed, 2 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.

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

36 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  6. Assessment of Rotator Cuff External Rotation: Isometric vs. Isotonic Testing Modes.Journal of functional morphology and kinesiology · 2026
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  10. The Reliability and Validity of a Novel Isometric Trunk Rotation Strength Test.International journal of sports physical therapy · 2026
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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.

Ben AshworthSports Science & Medicine Department, Arsenal Football Club, London, UK.ORCID 0000-0002-5083-6530
Patrick HogbenSports Science & Medicine Department, Saracens Rugby, London, UK.
Navraj SinghSports Science & Medicine Department, Arsenal Football Club, London, UK.
Laura TullochSports Science & Medicine Department, Saracens Rugby, London, UK.
Daniel D CohenFaculty of Life Sciences, Universidad de Santander (UDES), Bucaramanga, Colombia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesLower limb isometric tests are used to assess strength and strength asymmetries and monitor reductions in muscle force that may contribute to loss of performance and increase injury risk. Isometric tests in the upper body may be appropriate to monitor neuromuscular performance of the shoulder joint in sports involving contact and overhead actions. The aim of this study was to determine the reliability of a novel upper body isometric strength test.

methodsEighteen elite rugby players (age 22.4±4.6 years; body mass 95.5±13.4 kg) were tested on consecutive days. Maximal isometric contractions using both limbs against a force platform were assessed at three angles of abduction (180°, 'I'; 135°, 'Y' and 90

resultsInterday reliability for NPF was excellent in all test positions (ICC 0.94-0.98). The test demonstrated high absolute reliability values (SEM 4.8-10.8) and interday measurement error was below 10% in all test positions (CV 5.0-9.9%) except for the non-dominant arm I-position (CV 11.3%). Minimum detectable change was between 13.2 and 25.9 N.

conclusionThe Athletic Shoulder test demonstrated excellent reliability for each test position supporting its use as a reliable tool to quantify the ability to produce and transfer force across the shoulder girdle.

Indexed as

force platformisometric strengthreliabilityshoulder

Identifiers

PMID30057775
PMCPMC6059329

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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.