{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,25]],"date-time":"2026-06-25T23:31:54Z","timestamp":1782430314726,"version":"3.54.5"},"reference-count":28,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2025,10,1]],"date-time":"2025-10-01T00:00:00Z","timestamp":1759276800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2025,10,1]],"date-time":"2025-10-01T00:00:00Z","timestamp":1759276800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["beva.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Equine Veterinary Journal"],"published-print":{"date-parts":[[2026,7]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Post\u2010anaesthetic colic (PAC) is a complication in horses undergoing general anaesthesia (GA). Various preoperative feeding strategies are used in equine practice, yet their impact on PAC remains unclear.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objectives<\/jats:title>\n                    <jats:p>To identify perioperative risk factors associated with PAC and evaluate the influence of preoperative fasting on PAC prevalence and faecal output.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Study Design<\/jats:title>\n                    <jats:p>Retrospective cohort study.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Medical records of horses undergoing non\u2010abdominal surgery under GA were reviewed. Horses were categorised into fasted and non\u2010fasted groups based on their pre\u2010anaesthetic feeding regimen. Multivariable logistic regression was used to identify variables associated with PAC. Differences in faecal output and water intake between groups were analysed using a two\u2010tailed hypothesis test.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      A total of 620 cases were included. Fasting (odds ratio [OR] 2.7, 95% CI 1.4\u20135.5,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.005), increased surgery duration (per minute) (OR 1.01, 95% CI 1.002\u20131.02,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.017) and increasing age (OR 1.08, 95% CI 1.02\u20131.15,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.012) were significantly associated with PAC. Non\u2010fasted horses passed significantly more manure post\u2010operatively. Median (IQR) manure production per hour was 0.44 (0.31\u20130.61) piles in non\u2010fasted versus 0.38 (0.25\u20130.50) piles in fasted horses during the first 24\u2009h post\u2010anaesthesia (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001) and 0.53 (0.42\u20130.67) versus 0.50 (0.36\u20130.63) in the second 24\u2009h post\u2010anaesthesia (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.04). Water intake 12\u2009h pre\u2010anaesthesia was also higher in non\u2010fasted horses (1.02 [0.73\u20131.75] L\/h) compared to fasted horses (0.88 [0.53\u20131.75] L\/h;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Main Limitations<\/jats:title>\n                    <jats:p>Poor overall accuracy of the predictive model obtained. The retrospective design of the study may introduce bias due to possible inconsistencies in medical records.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Pre\u2010operative fasting was associated with increased risk of PAC and reduced faecal output in horses. These findings support reconsidering fasting practices in equine anaesthesia.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/evj.70100","type":"journal-article","created":{"date-parts":[[2025,10,1]],"date-time":"2025-10-01T14:44:01Z","timestamp":1759329841000},"page":"1024-1031","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Pre\u2010operative feeding effects on post\u2010anaesthetic colic and faecal output in horses"],"prefix":"10.1111","volume":"58","author":[{"ORCID":"https:\/\/orcid.org\/0009-0005-7431-4787","authenticated-orcid":false,"given":"Ana","family":"Lopes","sequence":"first","affiliation":[{"name":"Liphook Equine Hospital, Liphook  Hampshire UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ella","family":"Aitkin","sequence":"additional","affiliation":[{"name":"Liphook Equine Hospital, Liphook  Hampshire 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