{"id":"https://openalex.org/W7124906419","doi":"https://doi.org/10.14444/8844","title":"Impact of Vitamin D on Surgical Outcomes for Lumbar Spinal Canal Stenosis","display_name":"Impact of Vitamin D on Surgical Outcomes for Lumbar Spinal Canal Stenosis","publication_year":2026,"publication_date":"2026-01-20","ids":{"openalex":"https://openalex.org/W7124906419","doi":"https://doi.org/10.14444/8844","pmid":"https://pubmed.ncbi.nlm.nih.gov/41558824","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/13036466"},"language":"en","primary_location":{"id":"doi:10.14444/8844","doi":"https://doi.org/10.14444/8844","is_oa":true,"landing_page_url":"https://doi.org/10.14444/8844","pdf_url":"https://www.ijssurgery.com/content/ijss/early/2026/01/19/8844.full.pdf","source":{"id":"https://openalex.org/S2764896700","display_name":"The International Journal of Spine Surgery","issn_l":"2211-4599","issn":["2211-4599"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-3","vabb-shw"],"host_organization":"https://openalex.org/P4310315687","host_organization_name":"CIG Media Group","host_organization_lineage":["https://openalex.org/P4310315687"],"host_organization_lineage_names":["CIG Media Group"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Spine Surgery","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://www.ijssurgery.com/content/ijss/early/2026/01/19/8844.full.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5112956358","display_name":"Yuri Miyakoshi","orcid":"https://orcid.org/0009-0009-3726-840X","observed_orcids":["https://orcid.org/0009-0009-3726-840X"]},"institutions":[{"id":"https://openalex.org/I4400009020","display_name":"Institute of Science Tokyo","ror":"https://ror.org/05dqf9946","country_code":"JP","type":"education","lineage":["https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuri Miyakoshi","raw_affiliation_strings":["Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I4400009020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5123401485","display_name":"Takuya Takahashi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4400009020","display_name":"Institute of Science Tokyo","ror":"https://ror.org/05dqf9946","country_code":"JP","type":"education","lineage":["https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takuya Takahashi","raw_affiliation_strings":["Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I4400009020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5104005002","display_name":"Jun Hashimoto","orcid":"https://orcid.org/0000-0002-1433-7144","observed_orcids":["https://orcid.org/0000-0002-1433-7144"]},"institutions":[{"id":"https://openalex.org/I4400009020","display_name":"Institute of Science Tokyo","ror":"https://ror.org/05dqf9946","country_code":"JP","type":"education","lineage":["https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Jun Hashimoto","raw_affiliation_strings":["Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I4400009020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081284316","display_name":"Satoru Egawa","orcid":"https://orcid.org/0000-0001-9367-3906","observed_orcids":["https://orcid.org/0000-0001-9367-3906"]},"institutions":[{"id":"https://openalex.org/I4400009020","display_name":"Institute of Science Tokyo","ror":"https://ror.org/05dqf9946","country_code":"JP","type":"education","lineage":["https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Satoru Egawa","raw_affiliation_strings":["Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I4400009020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109646041","display_name":"Shingo Morishita","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4400009020","display_name":"Institute of Science Tokyo","ror":"https://ror.org/05dqf9946","country_code":"JP","type":"education","lineage":["https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shingo Morishita","raw_affiliation_strings":["Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I4400009020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100430691","display_name":"Yu Matsukura","orcid":"https://orcid.org/0000-0003-0014-1068","observed_orcids":["https://orcid.org/0000-0003-0014-1068"]},"institutions":[{"id":"https://openalex.org/I4400009020","display_name":"Institute of Science Tokyo","ror":"https://ror.org/05dqf9946","country_code":"JP","type":"education","lineage":["https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yu Matsukura","raw_affiliation_strings":["Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I4400009020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113814340","display_name":"Kentaro Yamada","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4400009020","display_name":"Institute of Science Tokyo","ror":"https://ror.org/05dqf9946","country_code":"JP","type":"education","lineage":["https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kentaro Yamada","raw_affiliation_strings":["Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I4400009020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082684643","display_name":"Takashi Hirai","orcid":"https://orcid.org/0000-0001-6200-0100","observed_orcids":["https://orcid.org/0000-0001-6200-0100"]},"institutions":[{"id":"https://openalex.org/I4400009020","display_name":"Institute of Science Tokyo","ror":"https://ror.org/05dqf9946","country_code":"JP","type":"education","lineage":["https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takashi Hirai","raw_affiliation_strings":["Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I4400009020"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065148679","display_name":"Tetsuya Jinno","orcid":"https://orcid.org/0000-0001-8629-2283","observed_orcids":["https://orcid.org/0000-0001-8629-2283"]},"institutions":[{"id":"https://openalex.org/I4210141235","display_name":"Dokkyo Medical University Saitama Medical Center","ror":"https://ror.org/03fyvh407","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210141235"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tetsuya Jinno","raw_affiliation_strings":["Department of Orthopedic Surgery, Dokkyo Medical University Saitama Medical Center, Koshigaya, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Orthopedic Surgery, Dokkyo Medical University Saitama Medical Center, Koshigaya, Japan","institution_ids":["https://openalex.org/I4210141235"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043056838","display_name":"Toshitaka Yoshii","orcid":"https://orcid.org/0000-0003-3511-9020","observed_orcids":["https://orcid.org/0000-0003-3511-9020"]},"institutions":[{"id":"https://openalex.org/I4400009020","display_name":"Institute of Science Tokyo","ror":"https://ror.org/05dqf9946","country_code":"JP","type":"education","lineage":["https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Toshitaka Yoshii","raw_affiliation_strings":["Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I4400009020"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081239141","display_name":"Hiroyuki Inose","orcid":"https://orcid.org/0000-0003-4195-2545","observed_orcids":["https://orcid.org/0000-0003-4195-2545"]},"institutions":[{"id":"https://openalex.org/I4210141235","display_name":"Dokkyo Medical University Saitama Medical Center","ror":"https://ror.org/03fyvh407","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210141235"]},{"id":"https://openalex.org/I4400009020","display_name":"Institute of Science Tokyo","ror":"https://ror.org/05dqf9946","country_code":"JP","type":"education","lineage":["https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroyuki Inose","raw_affiliation_strings":["Department of Orthopedic Surgery, Dokkyo Medical University Saitama Medical Center, Koshigaya, Japan","Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan inose.orth@gmail.com"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Orthopedic Surgery, Dokkyo Medical University Saitama Medical Center, Koshigaya, Japan","institution_ids":["https://openalex.org/I4210141235"]},{"raw_affiliation_string":"Department of Orthopedics, Graduate School, Institute of Science Tokyo, Tokyo, Japan inose.orth@gmail.com","institution_ids":["https://openalex.org/I4400009020"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.4972,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.86471703,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":"20","issue":"1","first_page":"74","last_page":"80"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10277","display_name":"Vitamin D Research Studies","score":0.5336999893188477,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10277","display_name":"Vitamin D Research Studies","score":0.5336999893188477,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10238","display_name":"Spine and Intervertebral Disc Pathology","score":0.4462999999523163,"subfield":{"id":"https://openalex.org/subfields/2732","display_name":"Orthopedics and Sports Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11030","display_name":"Scoliosis diagnosis and treatment","score":0.004699999932199717,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/vitamin-d-deficiency","display_name":"vitamin D deficiency","score":0.9419999718666077},{"id":"https://openalex.org/keywords/lumbar-spinal-stenosis","display_name":"lumbar spinal stenosis","score":0.9570000171661377},{"id":"https://openalex.org/keywords/serum-vitamin-d-levels","display_name":"serum vitamin D levels","score":0.8840000033378601},{"id":"https://openalex.org/keywords/postoperative-recovery","display_name":"postoperative recovery","score":0.8479999899864197},{"id":"https://openalex.org/keywords/surgical-outcomes","display_name":"surgical outcomes","score":0.9359999895095825},{"id":"https://openalex.org/keywords/bone-health","display_name":"bone health","score":0.6389999985694885},{"id":"https://openalex.org/keywords/spine-surgery","display_name":"spinal surgery","score":0.4970000088214874}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9772999882698059},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.5838000178337097},{"id":"https://openalex.org/C124490489","wikidata":"https://www.wikidata.org/wiki/Q7936963","display_name":"Vitamin D and neurology","level":2,"score":0.5706999897956848},{"id":"https://openalex.org/C2779631646","wikidata":"https://www.wikidata.org/wiki/Q17164695","display_name":"Lumbar spinal stenosis","level":3,"score":0.5185999870300293},{"id":"https://openalex.org/C2780007028","wikidata":"https://www.wikidata.org/wiki/Q2343082","display_name":"Stenosis","level":2,"score":0.38929998874664307},{"id":"https://openalex.org/C44575665","wikidata":"https://www.wikidata.org/wiki/Q1293405","display_name":"Lumbar","level":2,"score":0.3716999888420105},{"id":"https://openalex.org/C2780175798","wikidata":"https://www.wikidata.org/wiki/Q1478321","display_name":"Spinal stenosis","level":3,"score":0.31940001249313354},{"id":"https://openalex.org/C2776940978","wikidata":"https://www.wikidata.org/wiki/Q34956","display_name":"Vitamin","level":2,"score":0.3075999915599823},{"id":"https://openalex.org/C2779473830","wikidata":"https://www.wikidata.org/wiki/Q1540899","display_name":"MEDLINE","level":2,"score":0.3000999987125397},{"id":"https://openalex.org/C63363279","wikidata":"https://www.wikidata.org/wiki/Q5133848","display_name":"Clinical significance","level":2,"score":0.2802000045776367},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.26109999418258667},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.25589999556541443}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.14444/8844","doi":"https://doi.org/10.14444/8844","is_oa":true,"landing_page_url":"https://doi.org/10.14444/8844","pdf_url":"https://www.ijssurgery.com/content/ijss/early/2026/01/19/8844.full.pdf","source":{"id":"https://openalex.org/S2764896700","display_name":"The International Journal of Spine Surgery","issn_l":"2211-4599","issn":["2211-4599"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-3","vabb-shw"],"host_organization":"https://openalex.org/P4310315687","host_organization_name":"CIG Media Group","host_organization_lineage":["https://openalex.org/P4310315687"],"host_organization_lineage_names":["CIG Media Group"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Spine Surgery","raw_type":"journal-article"},{"id":"pmh:oai:pubmedcentral.nih.gov:13036466","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC13036466/","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC13036466/pdf/IJSS-20-01-8844.pdf","source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Int J Spine Surg","raw_type":"Text"},{"id":"pmid:41558824","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/41558824","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International journal of spine surgery","raw_type":"Journal Article"}],"best_oa_location":{"id":"doi:10.14444/8844","doi":"https://doi.org/10.14444/8844","is_oa":true,"landing_page_url":"https://doi.org/10.14444/8844","pdf_url":"https://www.ijssurgery.com/content/ijss/early/2026/01/19/8844.full.pdf","source":{"id":"https://openalex.org/S2764896700","display_name":"The International Journal of Spine Surgery","issn_l":"2211-4599","issn":["2211-4599"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-3","vabb-shw"],"host_organization":"https://openalex.org/P4310315687","host_organization_name":"CIG Media Group","host_organization_lineage":["https://openalex.org/P4310315687"],"host_organization_lineage_names":["CIG Media Group"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Spine Surgery","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","score":1.0,"display_name":"Good health and well-being"}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320324799","display_name":"Tokyo Medical and Dental University","ror":"https://ror.org/051k3eh31"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7124906419.pdf","grobid_xml":"https://content.openalex.org/works/W7124906419.grobid-xml"},"referenced_works_count":32,"referenced_works":["https://openalex.org/W1969360463","https://openalex.org/W2001409466","https://openalex.org/W2015762089","https://openalex.org/W2019104039","https://openalex.org/W2024530652","https://openalex.org/W2028223524","https://openalex.org/W2121960517","https://openalex.org/W2142544310","https://openalex.org/W2153059487","https://openalex.org/W2321194431","https://openalex.org/W2325060439","https://openalex.org/W2553009865","https://openalex.org/W2564368444","https://openalex.org/W2913970714","https://openalex.org/W2990224954","https://openalex.org/W3010744490","https://openalex.org/W3013432481","https://openalex.org/W3048457710","https://openalex.org/W3049760005","https://openalex.org/W3080411302","https://openalex.org/W3120543193","https://openalex.org/W3155423631","https://openalex.org/W4200025738","https://openalex.org/W4225322454","https://openalex.org/W4229014425","https://openalex.org/W4300963363","https://openalex.org/W4309466634","https://openalex.org/W4313529589","https://openalex.org/W4315630699","https://openalex.org/W4324133662","https://openalex.org/W4327919567","https://openalex.org/W4382582928"],"related_works":["https://openalex.org/W3013432481","https://openalex.org/W7055107892","https://openalex.org/W2990224954","https://openalex.org/W2498865627","https://openalex.org/W4221112129","https://openalex.org/W3037355187","https://openalex.org/W2350122383","https://openalex.org/W2953012567","https://openalex.org/W6893401336","https://openalex.org/W2550230939"],"abstract_inverted_index":{"Background":[0],"In":[1,74],"recent":[2],"years,":[3],"bone":[4],"health":[5],"optimization,":[6],"including":[7,87],"vitamin":[8,31,54,63,88,119,129,150,162,170,190,214],"D":[9,32,55,64,89,120,130,151,163,171,191,215],"supplementation,":[10],"has":[11],"increasingly":[12],"been":[13],"advocated":[14],"in":[15,110,197,220],"spinal":[16,39],"surgery":[17,142,199],"to":[18,49,184],"improve":[19,205],"surgical":[20,35,69,176],"outcomes.":[21,207],"Nevertheless,":[22],"few":[23],"studies":[24,181],"have":[25],"explored":[26],"the":[27,51,80,138,186],"connection":[28],"between":[29,82],"blood":[30],"levels":[33,65,90,131,164,172,192],"and":[34,61,85,93,105,200,224],"outcomes":[36,70,177,196],"for":[37,71,143,178],"lumbar":[38],"canal":[40],"stenosis":[41],"(LSS).":[42],"The":[43],"purpose":[44],"of":[45,53,100,189,233],"this":[46,75,111],"study":[47,211],"was":[48],"investigate":[50],"prevalence":[52],"deficiency":[56,152,216],"among":[57],"patients":[58,102,221],"with":[59,68,118,137,149,158,160,175,194,222,228],"LSS":[60,144,223],"whether":[62,201],"were":[66,108,116,173],"associated":[67,136,174,193,227],"LSS.":[72,179],"Methods":[73],"retrospective":[76],"study,":[77],"we":[78],"investigated":[79],"association":[81],"recovery":[83,139,155],"rate":[84,140],"factors":[86],"using":[91],"univariate":[92],"multivariate":[94],"regression":[95,124],"analyses.":[96],"Results":[97],"A":[98],"total":[99],"154":[101],"(83":[103],"men":[104],"71":[106],"women)":[107],"included":[109],"study.":[112],"Among":[113],"them,":[114],"71%":[115],"diagnosed":[117],"deficiency.":[121],"Multivariable":[122],"linear":[123],"analysis":[125],"identified":[126],"preoperative":[127],"serum":[128],"as":[132],"an":[133],"independent":[134],"factor":[135],"after":[141],"(P":[145,165],"=":[146,166],"0.02).":[147],"Patients":[148],"exhibited":[153],"lower":[154],"rates":[156],"compared":[157],"those":[159],"sufficient":[161],"0.01).":[167],"Conclusions":[168],"Preoperative":[169],"Further":[180],"are":[182],"warranted":[183],"examine":[185],"optimal":[187],"threshold":[188],"clinical":[195],"spine":[198],"therapeutic":[202],"interventions":[203],"could":[204],"postoperative":[206,230],"Clinical":[208],"Relevance":[209],"This":[210],"highlights":[212],"that":[213],"is":[217,225],"highly":[218],"prevalent":[219],"significantly":[226],"poorer":[229],"recovery.":[231],"Level":[232],"Evidence":[234],"4.":[235]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-11-12T12:28:57.059296","created_date":"2026-01-21T00:00:00"}
