A threshold model to determine the association between race rides and fall risk for early career (apprentice) jockeys.

dc.citation.volumeIn Press, Corrected Proof
dc.contributor.authorLegg KA
dc.contributor.authorCochrane DJ
dc.contributor.authorGee EK
dc.contributor.authorRogers CW
dc.coverage.spatialAustralia
dc.date.accessioned2024-12-05T19:38:14Z
dc.date.available2024-12-05T19:38:14Z
dc.date.issued2024-10-31
dc.description.abstractObjectives To identify descriptors associated with success in apprentice jockeys and to determine optimum numbers of jockeys for safer race riding. Design Retrospective cohort study. Methods Incidence-rates for jockey falls and success (wins per 1,000 race-starts), time and number of races spent at different apprentice levels were calculated for 807 apprentice and professional jockeys over 19 years of Thoroughbred flat racing in New Zealand (n = 524,551 race-starts). Survival analysis was used to compare career progression for jockeys that fell and those that did not, and individual seasonal fall incidence-rates were modelled. Results Apprentices had the highest fall incidence-rate in their first year of race riding (2.4, interquartile range 1.7–3.2 vs 1.1, interquartile range 1.0–1.2, p < 0.05) and a lower success incidence-rate compared to non-apprentice jockeys (71, interquartile range 67–75 vs 97 interquartile range 96–98, p < 0.05). Jockeys who fell during their apprenticeship rode in more race rides to progress towards professional status than those who did not. There was an inverse power relationship between fall incidence-rate and race rides per season for jockeys, with the inflection point at 33 rides per season. Half (48 %) of the jockeys rode fewer than 33 rides per season. Conclusions There is a surplus number of jockeys, riding at high fall risk, produced than is required by the number of race riding opportunities. Greater investment into the fitness, education and selection of a smaller cohort of dedicated apprentices, may be beneficial to reduce the risk of early career fall or injury in jockeys and requires further investigation.
dc.description.confidentialfalse
dc.format.paginationS1440-2440(24)00554-1-
dc.identifier.author-urlhttps://www.ncbi.nlm.nih.gov/pubmed/39532552
dc.identifier.citationLegg KA, Cochrane DJ, Gee EK, Rogers CW. (2024). A threshold model to determine the association between race rides and fall risk for early career (apprentice) jockeys.. J Sci Med Sport. In Press, Corrected Proof. (pp. S1440-2440(24)00554-1-).
dc.identifier.doi10.1016/j.jsams.2024.10.009
dc.identifier.eissn1878-1861
dc.identifier.elements-typejournal-article
dc.identifier.issn1440-2440
dc.identifier.piiS1440-2440(24)00554-1
dc.identifier.urihttps://mro.massey.ac.nz/handle/10179/72212
dc.languageeng
dc.publisherElsevier B.V.
dc.publisher.urihttps://www.sciencedirect.com/science/article/pii/S1440244024005541
dc.relation.isPartOfJ Sci Med Sport
dc.rights(c) 2024 The Author/s
dc.rightsCC BY 4.0
dc.rights.urihttps://creativecommons.org/licenses/by/4.0/
dc.subjectEquestrian
dc.subjectFitness
dc.subjectInjury
dc.subjectJockey falls
dc.subjectJockey/rider
dc.subjectThoroughbred horse racing
dc.titleA threshold model to determine the association between race rides and fall risk for early career (apprentice) jockeys.
dc.typeJournal article
pubs.elements-id492273
pubs.organisational-groupCollege of Health
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