{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,27]],"date-time":"2026-05-27T20:49:23Z","timestamp":1779914963570,"version":"3.53.1"},"reference-count":47,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2024,6,7]],"date-time":"2024-06-07T00:00:00Z","timestamp":1717718400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["beva.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Equine Veterinary Journal"],"published-print":{"date-parts":[[2025,3]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Yearling laryngeal function (YLF) is frequently assessed at the time of sale and the outcomes of these assessments can have significant economic implications. The YLF of horses that subsequently underwent a prosthetic laryngoplasty (PL) is unknown.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objectives<\/jats:title>\n                    <jats:p>We hypothesised horses with YLF \u2265grade II.2 would be at increased risk of requiring PL, compared with YLF &lt;grade II.2.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Study design<\/jats:title>\n                    <jats:p>Case\u2013control.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>There were 150 PL cases from 2019 to 2021 with an available yearling post\u2010sale videoendoscopic examination and 600 controls. Two observers unaware of the outcome graded YLF using the Havemeyer system. The risk of PL for each YLF grade was calculated using multivariable conditional logistic regression.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      The proportions of each YLF grade in the control group and PL group, respectively, were grade I: 25.8% and 13.3%, grade II.1: 54.3% and 35.3%, grade II.2: 16.7% and 26%, grade III.1: 3% and 20.7%, grade III.2: 0.2% and 3.3%, grade III.3: 0% and 0.7%, grade IV: 0% and 0.7%. The odds ratio (OR, 95% confidence interval) of requiring PL compared with the referent grade I were: grade II.1: 1.2 (0.7, 2.2,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.5), grade II.2: 3.4 (1.8, 6.1,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001), grade III.1: 13.8 (6.0, 31.6,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001), grade III.2: 55.5 (10.3, 299.2,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001), grade III.3: 2930,000 (398173.7, 21\u2009600,000,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001), grade IV: 26300,000 (3\u2009420\u2009000, 202\u2009000\u2009000,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001). Yearling LF \u2265grade II.2 had an OR of 4.61 (3.0, 7.1,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001) compared with &lt;grade II.2; YLF \u2265grade III.1 had an OR of 10.7 (5.6, 20.4,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001) compared with &lt;grade III.1.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Main limitations<\/jats:title>\n                    <jats:p>Lack of performance data to compare the PL and control groups. The control group was not \u2018disease\u2010free\u2019 and may have developed disease and been retired or undergone surgery elsewhere.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Three\u2010quarters of the PL group had \u2264grade II.2 YLF, demonstrating deterioration in LF post\u2010sale was common. The risk of requiring PL increased from YLF grade II.2 upwards.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/evj.14110","type":"journal-article","created":{"date-parts":[[2024,6,7]],"date-time":"2024-06-07T06:04:59Z","timestamp":1717740299000},"page":"431-440","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":4,"title":["Yearling laryngeal function in Thoroughbreds that underwent a laryngoplasty differs from controls"],"prefix":"10.1111","volume":"57","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-7537-9041","authenticated-orcid":false,"given":"Josephine L.","family":"Hardwick","sequence":"first","affiliation":[{"name":"School of Animal and Veterinary Sciences University of Adelaide  Roseworthy South Australia Australia"},{"name":"School of Veterinary Medicine Murdoch University  Murdoch Western Australia Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5527-8964","authenticated-orcid":false,"given":"Benjamin J.","family":"Ahern","sequence":"additional","affiliation":[{"name":"School of Veterinary Science University of Queensland  Gatton Queensland Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9403-0096","authenticated-orcid":false,"given":"Kylie L.","family":"Crawford","sequence":"additional","affiliation":[{"name":"Mater Research Institute University of Queensland  Brisbane Queensland Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3045-1238","authenticated-orcid":false,"given":"Kate J.","family":"Allen","sequence":"additional","affiliation":[{"name":"School of Veterinary Sciences University of Bristol  Bristol UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6761-5371","authenticated-orcid":false,"given":"Samantha H.","family":"Franklin","sequence":"additional","affiliation":[{"name":"School of Animal and Veterinary Sciences University of Adelaide  Roseworthy South Australia Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2024,6,7]]},"reference":[{"key":"e_1_2_13_2_1","doi-asserted-by":"publisher","DOI":"10.1080\/00480169.1986.35334"},{"key":"e_1_2_13_3_1","doi-asserted-by":"publisher","DOI":"10.1080\/00480169.1986.35343"},{"key":"e_1_2_13_4_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2990.1978.tb01358.x"},{"key":"e_1_2_13_5_1","doi-asserted-by":"publisher","DOI":"10.1016\/0034-5288(93)90103-M"},{"key":"e_1_2_13_6_1","first-page":"69","article-title":"Changes in the equine larynx associated with laryngeal hemiplegia","volume":"7","author":"Cole 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