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This study examined rates and outcomes of people aged\u2009\u2265\u200950\u00a0years who underwent interval (delayed) cholecystectomy at increasing time points.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Hospitalisation and death data were linked for individuals aged\u2009\u2265\u200950\u00a0years admitted to hospital in New South Wales, Australia with mild GSP between 2008\u20132018. Primary outcome was interval cholecystectomy timing. Secondary outcomes included mortality, emergency readmission for gallstone-related disease (GSRD) (28 and 180-day), and length of stay (LOS) (index admission and total six-month GSRD).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      3,003 patients underwent interval cholecystectomy: 861 (28.6%) at 1\u201330, 1,221 (40.7%) at 31\u201390 and 921 (30.7%) at 91\u2013365\u00a0days from index admission. There was no difference in 365-day mortality between groups. Longer delay to cholecystectomy was associated with increased 180-day emergency GSRD readmission (17.5% vs 15.8% vs 19.9%,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001) and total six-month LOS (5.9 vs 8.4 vs 8.3,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001). Endoscopic retrograde cholangiopancreatography (ERCP) was increasingly required with cholecystectomy delay (14.5% vs 16.9% vs 20.4%,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001), as were open cholecystectomy procedures (4.8% vs 7.6% vs 11.3%,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001). Extended delay was associated with patients of lower socioeconomic status, regional\/rural backgrounds or who presented to a low volume or non-tertiary hospital (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Delay to interval cholecystectomy results in increased rates of emergency readmission, overall LOS, risks of conversion to open surgery and need for ERCP. Index admission cholecystectomy is still recommended, however when not possible, interval cholecystectomy should be performed within 30\u00a0days to minimise patient risk and healthcare burden.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1007\/s00423-023-03098-7","type":"journal-article","created":{"date-parts":[[2023,9,28]],"date-time":"2023-09-28T13:01:57Z","timestamp":1695906117000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":5,"title":["Time to interval cholecystectomy and associated outcomes in a population aged 50 and above with mild gallstone pancreatitis"],"prefix":"10.1007","volume":"408","author":[{"given":"Jian D.","family":"Blundell","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Robert C.","family":"Gandy","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jacqueline C. 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