{"id":"https://openalex.org/W7124315188","doi":"https://doi.org/10.3389/fnut.2025.1683080","title":"The impact of perioperative anemia on postoperative delirium after hip fracture surgeries in older adults: a multicenter retrospective cohort study","display_name":"The impact of perioperative anemia on postoperative delirium after hip fracture surgeries in older adults: a multicenter retrospective cohort study","publication_year":2026,"publication_date":"2026-01-15","ids":{"openalex":"https://openalex.org/W7124315188","doi":"https://doi.org/10.3389/fnut.2025.1683080","pmid":"https://pubmed.ncbi.nlm.nih.gov/41624180"},"language":"en","primary_location":{"id":"doi:10.3389/fnut.2025.1683080","doi":"https://doi.org/10.3389/fnut.2025.1683080","is_oa":true,"landing_page_url":"https://doi.org/10.3389/fnut.2025.1683080","pdf_url":"https://public-pages-files-2025.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1683080/pdf","source":{"id":"https://openalex.org/S2596909297","display_name":"Frontiers in Nutrition","issn_l":"2296-861X","issn":["2296-861X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1"],"host_organization":"https://openalex.org/P4310320527","host_organization_name":"Frontiers Media","host_organization_lineage":["https://openalex.org/P4310320527"],"host_organization_lineage_names":["Frontiers Media"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Nutrition","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://public-pages-files-2025.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1683080/pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5078245243","display_name":"Xin Xu","orcid":"https://orcid.org/0000-0001-6392-804X","observed_orcids":["https://orcid.org/0000-0001-6392-804X"]},"institutions":[{"id":"https://openalex.org/I4210098630","display_name":"Xi'an Honghui Hospital","ror":"https://ror.org/015bnwc11","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210098630"]},{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xin Xu","raw_affiliation_strings":["Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","institution_ids":["https://openalex.org/I4210098630","https://openalex.org/I87445476"]},{"raw_affiliation_string":"Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5123098754","display_name":"Peng Xu","orcid":"https://orcid.org/0000-0003-2487-9163","observed_orcids":["https://orcid.org/0000-0003-2487-9163"]},"institutions":[{"id":"https://openalex.org/I4210098630","display_name":"Xi'an Honghui Hospital","ror":"https://ror.org/015bnwc11","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210098630"]},{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Peng Xu","raw_affiliation_strings":["Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","institution_ids":["https://openalex.org/I4210098630","https://openalex.org/I87445476"]},{"raw_affiliation_string":"Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100619914","display_name":"Junxiang Wang","orcid":"https://orcid.org/0000-0003-0927-2195","observed_orcids":["https://orcid.org/0000-0003-0927-2195"]},"institutions":[{"id":"https://openalex.org/I4210098630","display_name":"Xi'an Honghui Hospital","ror":"https://ror.org/015bnwc11","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210098630"]},{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junxiang Wang","raw_affiliation_strings":["Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","institution_ids":["https://openalex.org/I4210098630","https://openalex.org/I87445476"]},{"raw_affiliation_string":"Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5123119247","display_name":"Hui Yu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210098630","display_name":"Xi'an Honghui Hospital","ror":"https://ror.org/015bnwc11","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210098630"]},{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hui Yu","raw_affiliation_strings":["Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","institution_ids":["https://openalex.org/I4210098630","https://openalex.org/I87445476"]},{"raw_affiliation_string":"Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071979819","display_name":"Yanan Li","orcid":"https://orcid.org/0009-0004-0860-9395","observed_orcids":["https://orcid.org/0009-0004-0860-9395"]},"institutions":[{"id":"https://openalex.org/I111381250","display_name":"Hebei Medical University","ror":"https://ror.org/04eymdx19","country_code":"CN","type":"education","lineage":["https://openalex.org/I111381250"]},{"id":"https://openalex.org/I4210088328","display_name":"Third Hospital of Hebei Medical University","ror":"https://ror.org/004eknx63","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210088328"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanan Li","raw_affiliation_strings":["Department of Anesthesiology, Hebei Medical University Third Hospital"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Anesthesiology, Hebei Medical University Third Hospital","institution_ids":["https://openalex.org/I111381250","https://openalex.org/I4210088328"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001517831","display_name":"Q Zhang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I111381250","display_name":"Hebei Medical University","ror":"https://ror.org/04eymdx19","country_code":"CN","type":"education","lineage":["https://openalex.org/I111381250"]},{"id":"https://openalex.org/I4210088328","display_name":"Third Hospital of Hebei Medical University","ror":"https://ror.org/004eknx63","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210088328"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qi Zhang","raw_affiliation_strings":["Department of Anesthesiology, Hebei Medical University Third Hospital"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Anesthesiology, Hebei Medical University Third Hospital","institution_ids":["https://openalex.org/I111381250","https://openalex.org/I4210088328"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5123080036","display_name":"Tao Wang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2802957242","display_name":"Beijing Jishuitan Hospital","ror":"https://ror.org/035t17984","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2802957242"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tao Wang","raw_affiliation_strings":["Department of Lower Limb Trauma, Beijing Jishuitan Hospital, Guizhou Hospital"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Lower Limb Trauma, Beijing Jishuitan Hospital, Guizhou Hospital","institution_ids":["https://openalex.org/I2802957242"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042707283","display_name":"Yubin Long","orcid":"https://orcid.org/0000-0003-3634-4916","observed_orcids":["https://orcid.org/0000-0003-3634-4916"]},"institutions":[{"id":"https://openalex.org/I4387152107","display_name":"Baoding No.1 Central Hospital","ror":"https://ror.org/022nvaw58","country_code":null,"type":"healthcare","lineage":["https://openalex.org/I4387152107"]}],"countries":[],"is_corresponding":false,"raw_author_name":"Yubin Long","raw_affiliation_strings":["Department of Orthopaedics Surgery, Baoding First Central Hospital"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Orthopaedics Surgery, Baoding First Central Hospital","institution_ids":["https://openalex.org/I4387152107"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057496792","display_name":"Erliang Li","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210098630","display_name":"Xi'an Honghui Hospital","ror":"https://ror.org/015bnwc11","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210098630"]},{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Erliang Li","raw_affiliation_strings":["Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","institution_ids":["https://openalex.org/I4210098630","https://openalex.org/I87445476"]},{"raw_affiliation_string":"Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis","institution_ids":[]}]},{"author_position":"middle","author":{"id":null,"display_name":"Jiachen Wang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210098630","display_name":"Xi'an Honghui Hospital","ror":"https://ror.org/015bnwc11","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210098630"]},{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiachen Wang","raw_affiliation_strings":["Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","institution_ids":["https://openalex.org/I4210098630","https://openalex.org/I87445476"]},{"raw_affiliation_string":"Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023623384","display_name":"Jiale Xie","orcid":"https://orcid.org/0000-0002-8018-7965","observed_orcids":["https://orcid.org/0000-0002-8018-7965"]},"institutions":[{"id":"https://openalex.org/I4210098630","display_name":"Xi'an Honghui Hospital","ror":"https://ror.org/015bnwc11","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210098630"]},{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiale Xie","raw_affiliation_strings":["Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","institution_ids":["https://openalex.org/I4210098630","https://openalex.org/I87445476"]},{"raw_affiliation_string":"Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5123166910","display_name":"Junfei Guo","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210098630","display_name":"Xi'an Honghui Hospital","ror":"https://ror.org/015bnwc11","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210098630"]},{"id":"https://openalex.org/I87445476","display_name":"Xi'an Jiaotong University","ror":"https://ror.org/017zhmm22","country_code":"CN","type":"education","lineage":["https://openalex.org/I87445476"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Junfei Guo","raw_affiliation_strings":["Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Joint Surgery, Honghui Hospital, Xi\u2019an Jiaotong University","institution_ids":["https://openalex.org/I4210098630","https://openalex.org/I87445476"]},{"raw_affiliation_string":"Xi'an Key Laboratory of Pathogenesis and Precision Treatment of Arthritis","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5123166910"],"corresponding_institution_ids":["https://openalex.org/I4210098630","https://openalex.org/I87445476"],"apc_list":{"value":3150,"currency":"CHF","value_usd":3801},"apc_paid":{"value":3150,"currency":"CHF","value_usd":3801},"fwci":16.9279,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.9872119,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":98},"biblio":{"volume":"12","issue":null,"first_page":"1683080","last_page":"1683080"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10867","display_name":"Intensive Care Unit Cognitive Disorders","score":0.7300000190734863,"subfield":{"id":"https://openalex.org/subfields/2706","display_name":"Critical Care and Intensive Care Medicine"},"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/T10867","display_name":"Intensive Care Unit Cognitive Disorders","score":0.7300000190734863,"subfield":{"id":"https://openalex.org/subfields/2706","display_name":"Critical Care and Intensive Care 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/T11509","display_name":"Hip and Femur Fractures","score":0.24220000207424164,"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"}},{"id":"https://openalex.org/T10693","display_name":"Blood transfusion and management","score":0.002099999925121665,"subfield":{"id":"https://openalex.org/subfields/2704","display_name":"Biochemistry"},"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/perioperative-anemia","display_name":"perioperative anemia","score":0.9490000009536743},{"id":"https://openalex.org/keywords/postoperative-delirium","display_name":"postoperative delirium","score":0.9990000128746033},{"id":"https://openalex.org/keywords/hip-fracture-surgery","display_name":"hip fracture surgery","score":0.8569999933242798},{"id":"https://openalex.org/keywords/intertrochanteric-fracture","display_name":"intertrochanteric fracture","score":0.9599999785423279},{"id":"https://openalex.org/keywords/older-adults","display_name":"older adults","score":0.9919999837875366},{"id":"https://openalex.org/keywords/perioperative-hemoglobin","display_name":"perioperative hemoglobin","score":0.8190000057220459},{"id":"https://openalex.org/keywords/preoperative-transfusion","display_name":"preoperative blood transfusion","score":0.8510000109672546},{"id":"https://openalex.org/keywords/transfusion-volume","display_name":"transfusion volume","score":0.9869999885559082},{"id":"https://openalex.org/keywords/neurocognitive-complications","display_name":"neurocognitive complications","score":0.7250000238418579}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9305999875068665},{"id":"https://openalex.org/C31174226","wikidata":"https://www.wikidata.org/wiki/Q64855140","display_name":"Perioperative","level":2,"score":0.7868000268936157},{"id":"https://openalex.org/C167135981","wikidata":"https://www.wikidata.org/wiki/Q2146302","display_name":"Retrospective cohort study","level":2,"score":0.7563999891281128},{"id":"https://openalex.org/C2779753318","wikidata":"https://www.wikidata.org/wiki/Q160796","display_name":"Delirium","level":2,"score":0.7233999967575073},{"id":"https://openalex.org/C2778248108","wikidata":"https://www.wikidata.org/wiki/Q5445","display_name":"Anemia","level":2,"score":0.654699981212616},{"id":"https://openalex.org/C2778885795","wikidata":"https://www.wikidata.org/wiki/Q240856","display_name":"Hip fracture","level":3,"score":0.652899980545044},{"id":"https://openalex.org/C68312169","wikidata":"https://www.wikidata.org/wiki/Q216685","display_name":"Orthopedic surgery","level":2,"score":0.534500002861023},{"id":"https://openalex.org/C201903717","wikidata":"https://www.wikidata.org/wiki/Q1778788","display_name":"Cohort study","level":2,"score":0.44429999589920044},{"id":"https://openalex.org/C2779159551","wikidata":"https://www.wikidata.org/wiki/Q1414874","display_name":"Comorbidity","level":2,"score":0.41510000824928284},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.38499999046325684},{"id":"https://openalex.org/C54183767","wikidata":"https://www.wikidata.org/wiki/Q10384","display_name":"Geriatrics","level":2,"score":0.35409998893737793},{"id":"https://openalex.org/C72563966","wikidata":"https://www.wikidata.org/wiki/Q1303415","display_name":"Cohort","level":2,"score":0.3197000026702881},{"id":"https://openalex.org/C2992435398","wikidata":"https://www.wikidata.org/wiki/Q6934595","display_name":"Multicenter study","level":3,"score":0.31299999356269836},{"id":"https://openalex.org/C194828623","wikidata":"https://www.wikidata.org/wiki/Q2861470","display_name":"Emergency medicine","level":1,"score":0.31209999322891235},{"id":"https://openalex.org/C177713679","wikidata":"https://www.wikidata.org/wiki/Q679690","display_name":"Intensive care medicine","level":1,"score":0.304500013589859},{"id":"https://openalex.org/C2779473830","wikidata":"https://www.wikidata.org/wiki/Q1540899","display_name":"MEDLINE","level":2,"score":0.3018999993801117},{"id":"https://openalex.org/C2992051495","wikidata":"https://www.wikidata.org/wiki/Q32333487","display_name":"Hip surgery","level":3,"score":0.29899999499320984},{"id":"https://openalex.org/C2778336525","wikidata":"https://www.wikidata.org/wiki/Q708178","display_name":"Arthroplasty","level":2,"score":0.2946000099182129},{"id":"https://openalex.org/C2910979460","wikidata":"https://www.wikidata.org/wiki/Q216685","display_name":"Orthopedic Procedures","level":3,"score":0.2849999964237213},{"id":"https://openalex.org/C2781385661","wikidata":"https://www.wikidata.org/wiki/Q4677918","display_name":"Acute care","level":3,"score":0.25760000944137573},{"id":"https://openalex.org/C3020736514","wikidata":"https://www.wikidata.org/wiki/Q32333487","display_name":"Hip arthroplasty","level":3,"score":0.25529998540878296},{"id":"https://openalex.org/C1862650","wikidata":"https://www.wikidata.org/wiki/Q186005","display_name":"Physical therapy","level":1,"score":0.25519999861717224}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.3389/fnut.2025.1683080","doi":"https://doi.org/10.3389/fnut.2025.1683080","is_oa":true,"landing_page_url":"https://doi.org/10.3389/fnut.2025.1683080","pdf_url":"https://public-pages-files-2025.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1683080/pdf","source":{"id":"https://openalex.org/S2596909297","display_name":"Frontiers in Nutrition","issn_l":"2296-861X","issn":["2296-861X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1"],"host_organization":"https://openalex.org/P4310320527","host_organization_name":"Frontiers Media","host_organization_lineage":["https://openalex.org/P4310320527"],"host_organization_lineage_names":["Frontiers Media"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Nutrition","raw_type":"journal-article"},{"id":"pmid:41624180","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/41624180","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":"Frontiers in nutrition","raw_type":"Journal Article"},{"id":"pmh:oai:europepmc.org:11657643","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/12851972","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:12851972","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC12851972/","pdf_url":null,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Front Nutr","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3389/fnut.2025.1683080","doi":"https://doi.org/10.3389/fnut.2025.1683080","is_oa":true,"landing_page_url":"https://doi.org/10.3389/fnut.2025.1683080","pdf_url":"https://public-pages-files-2025.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1683080/pdf","source":{"id":"https://openalex.org/S2596909297","display_name":"Frontiers in Nutrition","issn_l":"2296-861X","issn":["2296-861X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1"],"host_organization":"https://openalex.org/P4310320527","host_organization_name":"Frontiers Media","host_organization_lineage":["https://openalex.org/P4310320527"],"host_organization_lineage_names":["Frontiers Media"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Nutrition","raw_type":"journal-article"},"sustainable_development_goals":[{"score":1.0,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"sustainable_development_goals_aurora":[{"score":0.7763016223907471,"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger"}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320336567","display_name":"Natural Science Basic Research Program of Shaanxi Province","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7124315188.pdf","grobid_xml":"https://content.openalex.org/works/W7124315188.grobid-xml"},"referenced_works_count":61,"referenced_works":["https://openalex.org/W1569206101","https://openalex.org/W1607329473","https://openalex.org/W1914081551","https://openalex.org/W1973036313","https://openalex.org/W1995596041","https://openalex.org/W2012596468","https://openalex.org/W2045540216","https://openalex.org/W2052546219","https://openalex.org/W2101005384","https://openalex.org/W2105594376","https://openalex.org/W2106407512","https://openalex.org/W2134122718","https://openalex.org/W2135146453","https://openalex.org/W2141710162","https://openalex.org/W2150130690","https://openalex.org/W2158753674","https://openalex.org/W2162146134","https://openalex.org/W2163034869","https://openalex.org/W2531750597","https://openalex.org/W2587793535","https://openalex.org/W2767944918","https://openalex.org/W2768169449","https://openalex.org/W2784621094","https://openalex.org/W2835515629","https://openalex.org/W2897475349","https://openalex.org/W2926136611","https://openalex.org/W2946242962","https://openalex.org/W2966946593","https://openalex.org/W2970775832","https://openalex.org/W2972592416","https://openalex.org/W3008709408","https://openalex.org/W3015144627","https://openalex.org/W3024899007","https://openalex.org/W3108803350","https://openalex.org/W3110090762","https://openalex.org/W3143417364","https://openalex.org/W3153612365","https://openalex.org/W3157072414","https://openalex.org/W3167967313","https://openalex.org/W3170345522","https://openalex.org/W3212282753","https://openalex.org/W4200091408","https://openalex.org/W4205116857","https://openalex.org/W4214680942","https://openalex.org/W4221082298","https://openalex.org/W4224027911","https://openalex.org/W4224211509","https://openalex.org/W4225315039","https://openalex.org/W4234051665","https://openalex.org/W4254045563","https://openalex.org/W4280601761","https://openalex.org/W4289517326","https://openalex.org/W4290086524","https://openalex.org/W4293217476","https://openalex.org/W4312186902","https://openalex.org/W4313644840","https://openalex.org/W4321453239","https://openalex.org/W4387964894","https://openalex.org/W4393992853","https://openalex.org/W4395033456","https://openalex.org/W4396720365"],"related_works":[],"abstract_inverted_index":{"Background":[0],"Postoperative":[1],"delirium":[2],"(POD)":[3],"is":[4,21,243],"a":[5,22,64,101,266],"frequent":[6],"yet":[7],"underestimated":[8],"neurocognitive":[9],"complication":[10],"following":[11],"hip":[12],"fracture":[13],"surgery,":[14],"particularly":[15],"among":[16],"older":[17,52,251],"adults.":[18],"While":[19],"anemia":[20,47,173,224,242,262],"prevalent":[23],"and":[24,48,93,123,136,165,192,230,236,272],"potentially":[25],"modifiable":[26],"nutritional":[27],"disorder":[28],"in":[29,51,78,250,276],"this":[30],"population,":[31],"but":[32],"its":[33],"impact":[34],"on":[35,225],"POD":[36,49,119,147,153,248,273],"remains":[37],"uncertain.":[38],"We":[39,62,127],"aimed":[40],"to":[41,107,116,132],"examine":[42],"the":[43,145,212,221],"association":[44],"between":[45],"perioperative":[46,86,214,241,261],"risk":[50,249],"adults":[53,252],"undergoing":[54],"surgical":[55,76,270],"treatment":[56],"for":[57,114,218,234],"intertrochanteric":[58],"fractures":[59],"(ITF).":[60],"Methods":[61],"conducted":[63],"multicenter":[65],"retrospective":[66],"cohort":[67],"study":[68],"of":[69,206,220,223,256,269],"elderly":[70],"patients":[71],"with":[72,100,227,246,253],"ITF":[73],"who":[74],"underwent":[75],"fixation":[77],"China.":[79],"Patients":[80],"were":[81,112],"categorized":[82],"by":[83],"their":[84],"nadir":[85],"hemoglobin":[87],"(Hb):":[88],"\u2265103":[89],"g/L,":[90,92],"75\u2013<103":[91],"<75":[94],"g/L.":[95],"Propensity":[96],"score":[97],"matching":[98],"(PSM)":[99],"1:1:1":[102],"optimal":[103],"algorithm":[104],"was":[105,121,149],"used":[106,128],"balance":[108],"baseline":[109],"variables.":[110],"Participants":[111],"followed":[113],"up":[115],"24":[117],"months.":[118],"incidence":[120,148,154],"assessed":[122],"compared":[124],"across":[125,156],"groups.":[126],"multivariable":[129],"logistic":[130],"regression":[131],"identify":[133],"independent":[134,204,255],"predictors":[135,205],"performed":[137],"exploratory":[138],"mediation":[139,209],"analyses.":[140],"Results":[141],"Among":[142],"1,694":[143],"patients,":[144],"overall":[146],"9.7%.":[150],"After":[151],"PSM,":[152],"differed":[155],"Hb":[157,215],"groups:":[158],"12.4%":[159],"(<75":[160],"g/L),":[161,164],"2.9%":[162],"(75\u2013<103":[163],"7.6%":[166],"(\u2265103":[167],"g/L).":[168],"Multivariate":[169],"analyses":[170,210],"identified":[171],"severe":[172],"(OR:":[174,184,195],"3.13;":[175],"95%":[176,186,197],"CI:":[177,187,198],"1.59\u20136.18;":[178],"p":[179,189,200],"<":[180],"0.001),":[181],"preoperative":[182,228],"transfusions":[183,229],"1.67,":[185],"1.02\u20132.74,":[188],"=":[190,201],"0.042),":[191],"transfusion":[193,231],"volume":[194,232],"1.39,":[196],"1.02\u20131.89,":[199],"0.037)":[202],"as":[203],"POD.":[207],"Exploratory":[208],"showed":[211],"lowest":[213],"levels":[216],"accounted":[217],"55.9%":[219],"effect":[222],"POD,":[226],"accounting":[233],"35.4":[235],"8.7%,":[237],"respectively.":[238],"Conclusion":[239],"Severe":[240],"strongly":[244],"associated":[245],"increased":[247],"ITF,":[254],"other":[257],"clinical":[258],"factors.":[259],"Optimizing":[260],"management":[263],"should":[264],"be":[265],"central":[267],"component":[268],"care":[271],"prevention":[274],"strategies":[275],"geriatric":[277],"orthopedic":[278],"populations.":[279]},"counts_by_year":[{"year":2026,"cited_by_count":3}],"updated_date":"2026-09-27T08:07:27.782135","created_date":"2026-01-16T00:00:00"}
