{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,23]],"date-time":"2026-07-23T21:20:29Z","timestamp":1784841629083,"version":"3.55.0"},"reference-count":45,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2019,3,28]],"date-time":"2019-03-28T00:00:00Z","timestamp":1553731200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/501100005029","name":"Helse Vest Regionalt Helsef\u00f8retak","doi-asserted-by":"publisher","award":["912030"],"award-info":[{"award-number":["912030"]}],"id":[{"id":"10.13039\/501100005029","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Clinical Transplantation"],"published-print":{"date-parts":[[2019,5]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Short\u2010term survival after kidney transplantation is excellent, but long\u2010term survival remains low and is equivalent to non\u2010end\u2010stage renal disease patients with many invasive malignancies. The aim of the study was to explore vitamin D status in the early phase after transplantation as a prognostic marker for long\u2010term graft and patient survival.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>All first\u2010time kidney transplant recipients between October 2007 and October 2012 in Norway were included. Vitamin D was measured 10\u00a0weeks post\u2010transplant. Information on graft failure and death was obtained from the Norwegian Renal Registry.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Seven hundred and sixty\u2010two first\u2010time kidney transplant recipients were included, with a median age of 57\u00a0years and a median follow\u2010up of 82\u00a0months. In the follow\u2010up period, there were 172 graft failures (23%) and 118 deaths (15%). Eighty\u2010six percent of the transplant recipients with sufficient vitamin D levels were alive with a well\u2010functioning graft after 5\u00a0years using Kaplan\u2010Meier survival estimates, compared with 79% and 76% of the patients with vitamin D deficiency and insufficiency, respectively (<jats:italic>P<\/jats:italic>\u00a0=\u00a00.006).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>In a nation\u2010wide cohort of 762 first\u2010time kidney transplant recipients, long\u2010term graft and patient survival were better in recipients with vitamin D sufficiency 10\u00a0weeks post\u2010transplant compared with those with vitamin D deficiency and insufficiency.<\/jats:p><\/jats:sec>","DOI":"10.1111\/ctr.13517","type":"journal-article","created":{"date-parts":[[2019,3,7]],"date-time":"2019-03-07T14:31:41Z","timestamp":1551969101000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":18,"title":["Vitamin 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