Evidence map›Paper›PMID 36139208›Full record

ArticleAnimals : an open access journal from MDPI2022

Physiological Demands and Muscle Activity of Jockeys in Trial and Race Riding.

Kylie Legg, Darryl Cochrane, Erica Gee, Paul Macdermid, Chris Rogers

Registry-linked trialAbstract read
In one paragraph

Article in Animals : an open access journal from MDPI, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07286864 (Effects of Outdoor Horseback Riding on Lower Extremity Muscle Strength, Core Stabilization, Balance, Sleep Quality, and Functional Movement Capacity in Healthy Adults), which is not on this 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.

NCT07286864 completednot on this mapstarted 2025, after this paper: background citation

Effects of Outdoor Horseback Riding on Lower Extremity Muscle Strength, Core Stabilization, Balance, Sleep Quality, and Functional Movement Capacity in Healthy Adults

TypeobservationalSponsorIstinye UniversityRan2025 to 2026Enrolled64ConditionsSports Physical Therapy, Physical Functional Performance, Horseback Riding
3 · Its place in the literature

Who cites it

4 citing papers in PubMed.

  1. Article
  2. Article
  3. Review
  4. 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

5 authors.

Kylie LeggSchool of Veterinary Science, Massey University, Private Bag 11-222, Palmerston North 4410, New Zealand.ORCID 0000-0003-4716-6238
Darryl CochraneSchool of Sport, Exercise and Nutrition, Massey University, Private Bag 11-222, Palmerston North 4442, New Zealand.ORCID 0000-0003-0273-1926
Erica GeeSchool of Veterinary Science, Massey University, Private Bag 11-222, Palmerston North 4410, New Zealand.ORCID 0000-0001-5218-6589
Paul MacdermidSchool of Sport, Exercise and Nutrition, Massey University, Private Bag 11-222, Palmerston North 4442, New Zealand.ORCID 0000-0003-4163-2699
Chris RogersSchool of Veterinary Science, Massey University, Private Bag 11-222, Palmerston North 4410, New Zealand.ORCID 0000-0002-4253-1825

Funding

New Zealand Equine Trust ET 2/2019
6 · The paper itself

Abstract

Physiological parameters and muscle activity of jockeys may affect their fall and injury risk, performance, and career longevity, as well as the performance and welfare of the horses they ride. Therefore, this study aimed to quantify the physiological demands, body displacement, and electromyographic (EMG) activity of twelve jockeys riding 52 trials and 16 professional races. The jockeys were instrumented with heart rate (HR) monitors, accelerometers, and integrated EMG clothing (recording eight muscle groups: quadriceps, hamstrings, gluteal, erector spinae/lower back, abdominal external obliques, abdominal, trapezial and pectoral) which recorded continuously whilst riding. During race day, jockeys rode an average of 5 ± 4 trials and 4 ± 2 races over 2−2.5 h. The trials represented lower intensity cardiovascular demand (~81% HRmax) and Training Impulse (TRIMP) scores (4.4 ± 1.8) than races at maximal intensity effort (~94% HRmax, 7.2 ± 1.8 TRIMP, p < 0.05). Jockey head displacement was similar in trials (5.4 ± 2.1 cm) and races (5.6 ± 2.2 cm, p > 0.05), with more vertical (6.7 ± 2.7 cm) and less medio/lateral (2.3 ± 0.7 cm) and fore/aft (3.7 ± 1.6 cm) displacement for jockeys riding in trials than races (5.5 ± 2.3, 2.8 ± 1.0, 5.6 ± 2.5 cm, p < 0.05). Jockeys in races adopted a lower crouched posture, with their centre of mass (COM) shifted anteriorly, using greater hamstring activation and less upper arm muscle activation than in trials. The differences in riding posture and physiological demands on jockeys riding in a race rather than a trial, highlight the requirement for an off-horse race-specific training programme to improve jockey fitness and performance. Greater jockey stability and coordination will have mutual benefits for both horse welfare and performance.

Indexed as

equineexercisejockeyThoroughbred racingtraining

Identifiers

PMID36139208
PMCPMC9495223

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Registered trials

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.