{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,20]],"date-time":"2026-07-20T02:45:19Z","timestamp":1784515519197,"version":"3.55.0"},"reference-count":17,"publisher":"SAGE Publications","issue":"5","license":[{"start":{"date-parts":[[2020,5,7]],"date-time":"2020-05-07T00:00:00Z","timestamp":1588809600000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["Global Spine Journal"],"published-print":{"date-parts":[[2021,6]]},"abstract":"<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>Objectives:<\/jats:title>\n                    <jats:p>To assess whether the addition of L5-S1 anterior lumbar interbody fusion (ALIF) improves global sagittal alignment and fusion rates in patients undergoing multilevel spinal deformity surgery.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods:<\/jats:title>\n                    <jats:p>Two-year radiographic outcomes, including lumbar lordosis, pelvic incidence, pelvic tilt, and T1 pelvic angle; hardware complications; and nonunion\/pseudarthrosis rates were compared between patients who underwent lumbosacral fusion at 4 or more vertebral levels with and without L5-S1 ALIF between November 2003 and September 2016.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>A total of 51 patients who underwent fusion involving a mean of 11.1 levels with minimum 2-year postoperative radiographic follow-up data were included. Patients who underwent L5-S1 ALIF did not have significant improvement in global sagittal alignment parameters and demonstrated a trend toward a higher rate of nonunion and hardware failure.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions:<\/jats:title>\n                    <jats:p>L5-S1 ALIF did not confer significant benefit in terms of global sagittal alignment and fusion rates in patients undergoing multilevel lumbosacral fusion. Given these results and that L5-S1 ALIF is associated with increased surgical morbidity, surgeons should be judicious in including L5-S1 ALIF in large multilevel constructs.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/2192568220921833","type":"journal-article","created":{"date-parts":[[2020,5,7]],"date-time":"2020-05-07T06:04:11Z","timestamp":1588831451000},"page":"697-703","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":16,"title":["Does L5-S1 Anterior Lumbar Interbody Fusion Improve Sagittal Alignment or Fusion Rates in Long Segment Fusion for Adult Spinal Deformity?"],"prefix":"10.1177","volume":"11","author":[{"given":"Andrew J.","family":"Meyers","sequence":"first","affiliation":[{"name":"University of California, Davis, Sacramento, CA, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0030-0367","authenticated-orcid":false,"given":"Joseph B.","family":"Wick","sequence":"additional","affiliation":[{"name":"University of California, Davis, Sacramento, CA, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Pope","family":"Rodnoi","sequence":"additional","affiliation":[{"name":"University of California, Davis, Sacramento, CA, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ahsan","family":"Khan","sequence":"additional","affiliation":[{"name":"University of California, Davis, Sacramento, CA, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Eric O.","family":"Klineberg","sequence":"additional","affiliation":[{"name":"University of California, Davis, Sacramento, CA, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2020,5,7]]},"reference":[{"key":"bibr1-2192568220921833","doi-asserted-by":"publisher","DOI":"10.1097\/01.brs.0000160842.43482.cd"},{"key":"bibr2-2192568220921833","doi-asserted-by":"publisher","DOI":"10.1227\/NEU.0000000000000950"},{"key":"bibr3-2192568220921833","doi-asserted-by":"publisher","DOI":"10.1093\/neuros\/nyx575"},{"key":"bibr4-2192568220921833","doi-asserted-by":"publisher","DOI":"10.1097\/BRS.0b013e3181ee6bd4"},{"key":"bibr5-2192568220921833","doi-asserted-by":"publisher","DOI":"10.1097\/BRS.0b013e318292b7b9"},{"key":"bibr6-2192568220921833","doi-asserted-by":"publisher","DOI":"10.2106\/JBJS.M.01459"},{"key":"bibr7-2192568220921833","doi-asserted-by":"publisher","DOI":"10.3171\/SPI-07\/10\/379"},{"key":"bibr8-2192568220921833","doi-asserted-by":"publisher","DOI":"10.1097\/BRS.0b013e3181b612db"},{"key":"bibr9-2192568220921833","doi-asserted-by":"publisher","DOI":"10.1007\/s00701-005-0669-1"},{"key":"bibr10-2192568220921833","doi-asserted-by":"publisher","DOI":"10.1097\/01.brs.0000155423.18218.75"},{"key":"bibr11-2192568220921833","doi-asserted-by":"publisher","DOI":"10.1097\/BRS.0b013e3181d83411"},{"issue":"122","key":"bibr12-2192568220921833","first-page":"1","author":"Fryar CD","year":"2018","journal-title":"Natl Health Stat Report"},{"key":"bibr13-2192568220921833","doi-asserted-by":"publisher","DOI":"10.1097\/BRS.0b013e3181d51e84"},{"key":"bibr14-2192568220921833","doi-asserted-by":"publisher","DOI":"10.1097\/BSD.0000000000000549"},{"key":"bibr15-2192568220921833","doi-asserted-by":"publisher","DOI":"10.1007\/s00586-017-5222-4"},{"key":"bibr16-2192568220921833","doi-asserted-by":"publisher","DOI":"10.1097\/BSD.0000000000000356"},{"key":"bibr17-2192568220921833","doi-asserted-by":"publisher","DOI":"10.1177\/2192568218759037"}],"container-title":["Global Spine Journal"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.1177\/2192568220921833","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/journals.sagepub.com\/doi\/full-xml\/10.1177\/2192568220921833","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.1177\/2192568220921833","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,4,29]],"date-time":"2026-04-29T07:19:01Z","timestamp":1777447141000},"score":1,"resource":{"primary":{"URL":"https:\/\/journals.sagepub.com\/doi\/10.1177\/2192568220921833"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2020,5,7]]},"references-count":17,"journal-issue":{"issue":"5","published-print":{"date-parts":[[2021,6]]}},"alternative-id":["10.1177\/2192568220921833"],"URL":"https:\/\/doi.org\/10.1177\/2192568220921833","relation":{},"ISSN":["2192-5682","2192-5690"],"issn-type":[{"value":"2192-5682","type":"print"},{"value":"2192-5690","type":"electronic"}],"subject":[],"published":{"date-parts":[[2020,5,7]]}}}