{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,23]],"date-time":"2026-09-23T12:01:51Z","timestamp":1790164911823,"version":"4.1.0"},"reference-count":23,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2026,8,1]],"date-time":"2026-08-01T00:00:00Z","timestamp":1785542400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2026,8,1]],"date-time":"2026-08-01T00:00:00Z","timestamp":1785542400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2026,8,1]],"date-time":"2026-08-01T00:00:00Z","timestamp":1785542400000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-017"},{"start":{"date-parts":[[2026,8,1]],"date-time":"2026-08-01T00:00:00Z","timestamp":1785542400000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"},{"start":{"date-parts":[[2026,8,1]],"date-time":"2026-08-01T00:00:00Z","timestamp":1785542400000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-012"},{"start":{"date-parts":[[2026,8,1]],"date-time":"2026-08-01T00:00:00Z","timestamp":1785542400000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2026,8,1]],"date-time":"2026-08-01T00:00:00Z","timestamp":1785542400000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-004"}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","thespinejournalonline.com","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["The Spine Journal"],"published-print":{"date-parts":[[2026,8]]},"DOI":"10.1016\/j.spinee.2026.08.019","type":"journal-article","created":{"date-parts":[[2026,8,31]],"date-time":"2026-08-31T15:00:45Z","timestamp":1788188445000},"update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":0,"title":["Two-year cost-effectiveness analysis of alternate-level instrumentation in open-door cervical laminoplasty: secondary analysis of a randomized controlled trial"],"prefix":"10.1016","author":[{"ORCID":"https:\/\/orcid.org\/0009-0009-5417-7278","authenticated-orcid":false,"given":"Masashi","family":"Tsujino","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1467-2599","authenticated-orcid":false,"given":"Koji","family":"Tamai","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Masaki","family":"Terakawa","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Shinji","family":"Takahashi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yuto","family":"Kobayashi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Masayuki","family":"Umano","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Masatoshi","family":"Hoshino","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Akinobu","family":"Suzuki","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tadao","family":"Tsujio","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hiroyuki","family":"Yasuda","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Masayoshi","family":"Iwamae","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hiromitsu","family":"Toyoda","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Makoto","family":"Oka","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hiroaki","family":"Nakamura","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9183-3363","authenticated-orcid":false,"given":"Hidetomi","family":"Terai","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.spinee.2026.08.019_bib0001","doi-asserted-by":"crossref","first-page":"699","DOI":"10.1016\/j.wneu.2016.12.124","article-title":"Comparing quality of life in cervical spondylotic myelopathy with other chronic debilitating diseases using the short form survey 36-health survey","volume":"106","author":"Oh","year":"2017","journal-title":"World Neurosurg"},{"issue":"18","key":"10.1016\/j.spinee.2026.08.019_bib0002","doi-asserted-by":"crossref","first-page":"1651","DOI":"10.2106\/JBJS.L.00589","article-title":"Efficacy and safety of surgical decompression in patients with cervical spondylotic myelopathy","volume":"95","author":"Fehlings","year":"2013","journal-title":"J Bone Joint Surg"},{"issue":"17","key":"10.1016\/j.spinee.2026.08.019_bib0003","doi-asserted-by":"crossref","first-page":"1322","DOI":"10.1097\/BRS.0000000000000988","article-title":"A global perspective on the outcomes of surgical decompression in patients with cervical spondylotic myelopathy","volume":"40","author":"Fehlings","year":"2015","journal-title":"Spine (Phila Pa 1976)"},{"issue":"26","key":"10.1016\/j.spinee.2026.08.019_bib0004","doi-asserted-by":"crossref","first-page":"2998","DOI":"10.1097\/01.brs.0000250307.78987.6b","article-title":"Long-term results of expansive open-door laminoplasty for cervical myelopathy average 14-year follow-up study","volume":"31","author":"Chiba","year":"2006","journal-title":"Spine (Phila Pa 1976)"},{"key":"10.1016\/j.spinee.2026.08.019_bib0005","doi-asserted-by":"crossref","first-page":"49","DOI":"10.1186\/s13018-014-0049-8","article-title":"Expansive open-door laminoplasty secured with titanium miniplates is a good surgical method for multiple-level cervical stenosis","volume":"9","author":"Yeh","year":"2014","journal-title":"J Orthop Surg Res"},{"issue":"9","key":"10.1016\/j.spinee.2026.08.019_bib0006","doi-asserted-by":"crossref","first-page":"1560","DOI":"10.1007\/s00586-011-1724-7","article-title":"Long-term results of double-door laminoplasty using hydroxyapatite spacers in patients with compressive cervical myelopathy","volume":"20","author":"Kimura","year":"2011","journal-title":"Eur Spine J"},{"issue":"6","key":"10.1016\/j.spinee.2026.08.019_bib0007","doi-asserted-by":"crossref","first-page":"1365","DOI":"10.1007\/s00586-018-5533-0","article-title":"Comparable clinical and radiological outcomes between skipped-level and all-level plating for open-door laminoplasty","volume":"27","author":"Cheung","year":"2018","journal-title":"Eur Spine J"},{"issue":"6","key":"10.1016\/j.spinee.2026.08.019_bib0008","doi-asserted-by":"crossref","first-page":"1267","DOI":"10.1007\/s00264-016-3194-3","article-title":"Clinical and radiographic outcome of unilateral open-door laminoplasty with alternative levels centerpiece mini-plate fixation for cervical compressive myelopathy: a five-year follow-up study","volume":"40","author":"Wang","year":"2016","journal-title":"Int Orthop"},{"issue":"2","key":"10.1016\/j.spinee.2026.08.019_bib0009","doi-asserted-by":"crossref","first-page":"144","DOI":"10.2106\/JBJS.24.00245","article-title":"Open-door cervical laminoplasty using instrumentation of every level versus alternate levels","volume":"107","author":"Tamai","year":"2025","journal-title":"J Bone Joint Surg"},{"key":"10.1016\/j.spinee.2026.08.019_bib0010","series-title":"Methods for the economic evaluation of health care programmes","author":"Drummond","year":"2015"},{"issue":"11","key":"10.1016\/j.spinee.2026.08.019_bib0011","doi-asserted-by":"crossref","first-page":"1563","DOI":"10.1002\/sim.789","article-title":"Incremental net benefit in randomized clinical trials","volume":"20","author":"Willan","year":"2001","journal-title":"Stat Med"},{"issue":"4","key":"10.1016\/j.spinee.2026.08.019_bib0012","doi-asserted-by":"crossref","first-page":"422","DOI":"10.1002\/hec.1481","article-title":"International survey on willingness-to-pay (WTP) for one additional QALY gained: what is the threshold of cost effectiveness?","volume":"19","author":"Shiroiwa","year":"2010","journal-title":"Health Econ"},{"issue":"3","key":"10.1016\/j.spinee.2026.08.019_bib0013","doi-asserted-by":"crossref","first-page":"336","DOI":"10.1111\/1471-0528.17012","article-title":"Consolidated Health Economic Evaluation Reporting Standards 2022 (CHEERS 2022) statement: updated reporting guidance for health economic evaluations","volume":"129","author":"Husereau","year":"2022","journal-title":"BJOG"},{"issue":"7","key":"10.1016\/j.spinee.2026.08.019_bib0014","doi-asserted-by":"crossref","first-page":"1136","DOI":"10.1002\/sim.5667","article-title":"Analysis of multicentre trials with continuous outcomes: when and how should we account for centre effects?","volume":"32","author":"Kahan","year":"2013","journal-title":"Stat Med"},{"key":"10.1016\/j.spinee.2026.08.019_bib0015","unstructured":"National Institute for Health and Care Excellence (NICE). Guide to the methods of technology appraisal 2013. London, UK; 2013 [Accessed December 2, 2025]. Available at: https:\/\/www.nice.org.uk\/process\/pmg9\/"},{"issue":"1","key":"10.1016\/j.spinee.2026.08.019_bib0016","doi-asserted-by":"crossref","first-page":"24","DOI":"10.3171\/2014.11.SPINE14427","article-title":"Cervical laminoplasty developments and trends, 2003-2013: a systematic review","volume":"23","author":"Duetzmann","year":"2015","journal-title":"J Neurosurg Spine"},{"issue":"4","key":"10.1016\/j.spinee.2026.08.019_bib0017","doi-asserted-by":"crossref","first-page":"569","DOI":"10.1016\/j.jos.2024.10.003","article-title":"Incremental cost-effectiveness ratio between titanium plate and hydroxyapatite block spacers in cervical laminoplasty for degenerative cervical myelopathy","volume":"30","author":"Kagami","year":"2025","journal-title":"J Orthop Sci"},{"issue":"1","key":"10.1016\/j.spinee.2026.08.019_bib0018","doi-asserted-by":"crossref","first-page":"9","DOI":"10.1097\/BRS.0b013e3181fea49c","article-title":"Plate-only open door laminoplasty maintains stable spinal canal expansion with high rates of hinge union and no plate failures","volume":"36","author":"Rhee","year":"2011","journal-title":"Spine (Phila Pa 1976)"},{"issue":"6","key":"10.1016\/j.spinee.2026.08.019_bib0019","doi-asserted-by":"crossref","first-page":"551","DOI":"10.3171\/2009.2.17680","article-title":"Postoperative displacement of hydroxyapatite spacers implanted during double-door laminoplasty","volume":"10","author":"Kaito","year":"2009","journal-title":"J Neurosurg Spine"},{"issue":"1","key":"10.1016\/j.spinee.2026.08.019_bib0020","doi-asserted-by":"crossref","first-page":"475","DOI":"10.1186\/s13018-019-1539-5","article-title":"Comparison of the operative time for open door laminoplasty using titanium plate spacers or hydroxyapatite block spacers: a retrospective study","volume":"14","author":"Inui","year":"2019","journal-title":"J Orthop Surg Res"},{"key":"10.1016\/j.spinee.2026.08.019_bib0021","doi-asserted-by":"crossref","DOI":"10.1097\/BRS.0000000000005649","article-title":"Preoperative cervical extension and flexion range of motion predict postoperative kyphotic change without affecting 2-year clinical outcomes postoperatively after laminoplasty for degenerative cervical myelopathy","author":"Wakasa","year":"2026","journal-title":"Spine (Phila Pa 1976)"},{"issue":"7","key":"10.1016\/j.spinee.2026.08.019_bib0022","doi-asserted-by":"crossref","first-page":"693","DOI":"10.1097\/00007632-198310000-00003","article-title":"Expansive open-door laminoplasty for cervical spinal stenotic myelopathy","volume":"8","author":"Hirabayashi","year":"1983","journal-title":"Spine (Phila Pa 1976)"},{"issue":"8","key":"10.1016\/j.spinee.2026.08.019_bib0023","doi-asserted-by":"crossref","first-page":"729","DOI":"10.1097\/00007632-198510000-00007","article-title":"Technical improvements and results of laminoplasty for compressive myelopathy in the cervical spine","volume":"10","author":"Itoh","year":"1985","journal-title":"Spine (Phila Pa 1976)"}],"container-title":["The Spine Journal"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1529943026006431?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1529943026006431?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2026,9,23]],"date-time":"2026-09-23T11:17:03Z","timestamp":1790162223000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S1529943026006431"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,8]]},"references-count":23,"alternative-id":["S1529943026006431"],"URL":"https:\/\/doi.org\/10.1016\/j.spinee.2026.08.019","relation":{},"ISSN":["1529-9430"],"issn-type":[{"value":"1529-9430","type":"print"}],"subject":[],"published":{"date-parts":[[2026,8]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Two-year cost-effectiveness analysis of alternate-level instrumentation in open-door cervical laminoplasty: secondary analysis of a randomized controlled trial","name":"articletitle","label":"Article Title"},{"value":"The Spine Journal","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.spinee.2026.08.019","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2026 Elsevier Inc. All rights are reserved, including those for text and data mining, AI training, and similar technologies.","name":"copyright","label":"Copyright"}]}}