{"id":"https://openalex.org/W7225432506","doi":"https://doi.org/10.21203/rs.3.rs-11008875/v1","title":"Correlation between subclinical abnormalities of preoperative pulmonary function and recovery after laparoscopic hepatectomy: a retrospective cohort study","display_name":"Correlation between subclinical abnormalities of preoperative pulmonary function and recovery after laparoscopic hepatectomy: a retrospective cohort study","publication_year":2026,"publication_date":"2026-11-06","ids":{"openalex":"https://openalex.org/W7225432506","doi":"https://doi.org/10.21203/rs.3.rs-11008875/v1"},"language":"en","primary_location":{"id":"doi:10.21203/rs.3.rs-11008875/v1","doi":"https://doi.org/10.21203/rs.3.rs-11008875/v1","is_oa":true,"landing_page_url":"https://doi.org/10.21203/rs.3.rs-11008875/v1","pdf_url":"https://www.researchsquare.com/article/rs-11008875/latest.pdf","source":{"id":"https://openalex.org/S4306525896","display_name":"Research Square","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"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":"Research Square","raw_type":"posted-content"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.researchsquare.com/article/rs-11008875/latest.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5133913725","display_name":"Shuling Zhang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I109935558","display_name":"Ningbo University","ror":"https://ror.org/03et85d35","country_code":"CN","type":"education","lineage":["https://openalex.org/I109935558"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuling Zhang","raw_affiliation_strings":["Ningbo University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ningbo University","institution_ids":["https://openalex.org/I109935558"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5149615615","display_name":"Xingyu Li","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I109935558","display_name":"Ningbo University","ror":"https://ror.org/03et85d35","country_code":"CN","type":"education","lineage":["https://openalex.org/I109935558"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xingyu Li","raw_affiliation_strings":["Ningbo University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ningbo University","institution_ids":["https://openalex.org/I109935558"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060837835","display_name":"Weiping Ding","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210166261","display_name":"Ningbo First Hospital","ror":"https://ror.org/05pkzpg75","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210166261"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Weiping Ding","raw_affiliation_strings":["Ningbo First Hospital"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ningbo First Hospital","institution_ids":["https://openalex.org/I4210166261"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5121966537","display_name":"Hongyin Ma","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210166261","display_name":"Ningbo First Hospital","ror":"https://ror.org/05pkzpg75","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210166261"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongyin Ma","raw_affiliation_strings":["Ningbo First Hospital"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ningbo First Hospital","institution_ids":["https://openalex.org/I4210166261"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5161102213","display_name":"Jing Yang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210166261","display_name":"Ningbo First Hospital","ror":"https://ror.org/05pkzpg75","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210166261"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jing Yang","raw_affiliation_strings":["Ningbo First Hospital"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ningbo First Hospital","institution_ids":["https://openalex.org/I4210166261"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5123214862","display_name":"Jingjing Zhong","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210166261","display_name":"Ningbo First Hospital","ror":"https://ror.org/05pkzpg75","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210166261"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingjing Zhong","raw_affiliation_strings":["Ningbo First Hospital"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ningbo First Hospital","institution_ids":["https://openalex.org/I4210166261"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11930","display_name":"Cardiac, Anesthesia and Surgical Outcomes","score":0.7656000256538391,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/T11930","display_name":"Cardiac, Anesthesia and Surgical Outcomes","score":0.7656000256538391,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/T12020","display_name":"Enhanced Recovery After Surgery","score":0.0877000018954277,"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/T10143","display_name":"Chronic Obstructive Pulmonary Disease (COPD) Research","score":0.018799999728798866,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"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/laparoscopic-liver-resection","display_name":"laparoscopic liver resection","score":0.9430000185966492},{"id":"https://openalex.org/keywords/preoperative-pulmonary-function","display_name":"preoperative pulmonary function","score":0.8119999766349792},{"id":"https://openalex.org/keywords/small-airway-dysfunction","display_name":"small airway dysfunction","score":0.9269999861717224},{"id":"https://openalex.org/keywords/preserved-ratio-impaired-spirometry","display_name":"preserved ratio impaired spirometry","score":0.9660000205039978},{"id":"https://openalex.org/keywords/postoperative-pulmonary-complications","display_name":"postoperative pulmonary complications","score":0.972000002861023},{"id":"https://openalex.org/keywords/length-of-hospital-stay","display_name":"length of hospital stay","score":0.8410000205039978},{"id":"https://openalex.org/keywords/intensive-care-unit-admission","display_name":"intensive care unit admission","score":0.8240000009536743},{"id":"https://openalex.org/keywords/operative-time","display_name":"operative time","score":0.8330000042915344},{"id":"https://openalex.org/keywords/surgical-complexity","display_name":"surgical complexity","score":0.8149999976158142},{"id":"https://openalex.org/keywords/comorbidity","display_name":"comorbidities","score":0.8230000138282776}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9559000134468079},{"id":"https://openalex.org/C167135981","wikidata":"https://www.wikidata.org/wiki/Q2146302","display_name":"Retrospective cohort study","level":2,"score":0.7900999784469604},{"id":"https://openalex.org/C2780333948","wikidata":"https://www.wikidata.org/wiki/Q653305","display_name":"Spirometry","level":3,"score":0.6699000000953674},{"id":"https://openalex.org/C17923572","wikidata":"https://www.wikidata.org/wiki/Q7250160","display_name":"Propensity score matching","level":2,"score":0.515999972820282},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.5073999762535095},{"id":"https://openalex.org/C75603125","wikidata":"https://www.wikidata.org/wiki/Q1877462","display_name":"Pulmonary function testing","level":2,"score":0.5019000172615051},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.47920000553131104},{"id":"https://openalex.org/C50440223","wikidata":"https://www.wikidata.org/wiki/Q1475848","display_name":"Risk factor","level":2,"score":0.4596000015735626},{"id":"https://openalex.org/C113280763","wikidata":"https://www.wikidata.org/wiki/Q2326546","display_name":"Subclinical infection","level":2,"score":0.4480000138282776},{"id":"https://openalex.org/C201903717","wikidata":"https://www.wikidata.org/wiki/Q1778788","display_name":"Cohort study","level":2,"score":0.4302000105381012},{"id":"https://openalex.org/C77350462","wikidata":"https://www.wikidata.org/wiki/Q1125472","display_name":"Confounding","level":2,"score":0.42289999127388},{"id":"https://openalex.org/C105922876","wikidata":"https://www.wikidata.org/wiki/Q1423981","display_name":"Airway","level":2,"score":0.3732999861240387},{"id":"https://openalex.org/C2776111594","wikidata":"https://www.wikidata.org/wiki/Q675754","display_name":"Laparoscopic surgery","level":3,"score":0.36800000071525574},{"id":"https://openalex.org/C2780047204","wikidata":"https://www.wikidata.org/wiki/Q675754","display_name":"Laparoscopy","level":2,"score":0.36309999227523804},{"id":"https://openalex.org/C72563966","wikidata":"https://www.wikidata.org/wiki/Q1303415","display_name":"Cohort","level":2,"score":0.3508000075817108},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.3190000057220459},{"id":"https://openalex.org/C117220453","wikidata":"https://www.wikidata.org/wiki/Q5172842","display_name":"Correlation","level":2,"score":0.305400013923645},{"id":"https://openalex.org/C146304588","wikidata":"https://www.wikidata.org/wiki/Q961652","display_name":"Case-control study","level":2,"score":0.2883000075817108},{"id":"https://openalex.org/C534529494","wikidata":"https://www.wikidata.org/wiki/Q7891","display_name":"Respiratory system","level":2,"score":0.2802000045776367},{"id":"https://openalex.org/C30036603","wikidata":"https://www.wikidata.org/wiki/Q17125150","display_name":"Severity of illness","level":2,"score":0.2786000072956085},{"id":"https://openalex.org/C198433322","wikidata":"https://www.wikidata.org/wiki/Q3910099","display_name":"Predictive value of tests","level":2,"score":0.2660999894142151},{"id":"https://openalex.org/C156957248","wikidata":"https://www.wikidata.org/wiki/Q1862216","display_name":"Odds ratio","level":2,"score":0.26420000195503235},{"id":"https://openalex.org/C2779056968","wikidata":"https://www.wikidata.org/wiki/Q1544032","display_name":"Thoracoscopy","level":2,"score":0.2581000030040741},{"id":"https://openalex.org/C2777722626","wikidata":"https://www.wikidata.org/wiki/Q2902695","display_name":"Preoperative care","level":2,"score":0.2515999972820282}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.21203/rs.3.rs-11008875/v1","doi":"https://doi.org/10.21203/rs.3.rs-11008875/v1","is_oa":true,"landing_page_url":"https://doi.org/10.21203/rs.3.rs-11008875/v1","pdf_url":"https://www.researchsquare.com/article/rs-11008875/latest.pdf","source":{"id":"https://openalex.org/S4306525896","display_name":"Research Square","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"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":"Research Square","raw_type":"posted-content"}],"best_oa_location":{"id":"doi:10.21203/rs.3.rs-11008875/v1","doi":"https://doi.org/10.21203/rs.3.rs-11008875/v1","is_oa":true,"landing_page_url":"https://doi.org/10.21203/rs.3.rs-11008875/v1","pdf_url":"https://www.researchsquare.com/article/rs-11008875/latest.pdf","source":{"id":"https://openalex.org/S4306525896","display_name":"Research Square","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"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":"Research Square","raw_type":"posted-content"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":1.0}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7225432506.pdf","grobid_xml":"https://content.openalex.org/works/W7225432506.grobid-xml"},"referenced_works_count":25,"referenced_works":["https://openalex.org/W2316942613","https://openalex.org/W2565558005","https://openalex.org/W2904944486","https://openalex.org/W2994312537","https://openalex.org/W3080622466","https://openalex.org/W3111308289","https://openalex.org/W4229009715","https://openalex.org/W4285820217","https://openalex.org/W4293707992","https://openalex.org/W4306893293","https://openalex.org/W4313545154","https://openalex.org/W4317470552","https://openalex.org/W4319334446","https://openalex.org/W4320033020","https://openalex.org/W4378745236","https://openalex.org/W4379791536","https://openalex.org/W4385421446","https://openalex.org/W4387378750","https://openalex.org/W4389670732","https://openalex.org/W4407792932","https://openalex.org/W4408264326","https://openalex.org/W4410601669","https://openalex.org/W4411139587","https://openalex.org/W7126110107","https://openalex.org/W7128427076"],"related_works":["https://openalex.org/W4392946676","https://openalex.org/W4416637632","https://openalex.org/W7221806907","https://openalex.org/W3157486658","https://openalex.org/W4410601669","https://openalex.org/W7134935281","https://openalex.org/W7165636302","https://openalex.org/W4409423372","https://openalex.org/W2316759117","https://openalex.org/W4415519560"],"abstract_inverted_index":{"Abstract":[0],"Background":[1],"The":[2,67],"impact":[3],"of":[4,86,150,171,189],"isolated":[5],"small":[6],"airway":[7],"dysfunction":[8],"(SAD)":[9],"or":[10,64,136],"preserved-ratio":[11],"impaired":[12],"spirometry":[13,59],"(PRISm)":[14],"on":[15],"outcomes":[16,54],"following":[17],"laparoscopic":[18,174],"hepatectomy":[19],"remains":[20],"unclear.":[21],"Aims":[22],"This":[23,36],"study":[24,39],"aimed":[25],"to":[26,52],"evaluate":[27],"their":[28],"association":[29],"with":[30,57,62,72,167,181,193],"postoperative":[31],"pulmonary":[32],"complications":[33],"(PPCs).":[34],"Method":[35],"single-center":[37],"retrospective":[38],"included":[40],"771":[41],"patients.":[42],"Multivariable":[43],"analyses":[44],"and":[45,60,83,147,162,186],"propensity":[46],"score":[47],"matching":[48],"(PSM)":[49],"were":[50,152,164],"employed":[51],"compare":[53],"between":[55],"patients":[56],"normal":[58],"those":[61],"SAD":[63,161],"PRISm.":[65],"Results":[66],"PRISm":[68,163],"group":[69],"was":[70,178],"associated":[71,166,180],"higher":[73],"ICU":[74],"admission":[75],"rates":[76],"(12.5%":[77],"vs":[78,90],"5.0%,":[79],"P":[80,93,113],"=":[81,111],".001)":[82],"longer":[84],"length":[85],"stay":[87],"(LOS)":[88],"(15.0":[89],"12.0":[91],"days;":[92],"<":[94,114],".001).":[95,115],"However,":[96],"multivariable":[97],"analysis":[98],"identified":[99],"operative":[100],"duration":[101],"as":[102],"the":[103,119,148,153,187],"sole":[104],"independent":[105,154],"risk":[106,170],"factor":[107],"for":[108,156],"PPCs":[109,135,151,172],"(OR":[110],"1.200,":[112],"After":[116],"1:1":[117],"PSM,":[118],"matched":[120],"cohorts":[121],"(163":[122],"pairs":[123,127],"vs.":[124,128],"SAD;":[125],"101":[126],"PRISm)":[129],"showed":[130],"no":[131],"significant":[132],"differences":[133],"in":[134],"other":[137],"short-term":[138],"outcomes.":[139],"Surgical":[140],"complexity":[141],"(duration,":[142],"transfusion),":[143],"comorbidities":[144],"(diabetes,":[145],"age)":[146],"occurrence":[149],"factors":[155],"prolonged":[157],"LOS.":[158],"Conclusion":[159],"Preoperative":[160],"not":[165,192],"an":[168],"increased":[169],"after":[173],"hepatectomy.":[175],"Prolonged":[176],"LOS":[177],"significantly":[179],"surgical":[182],"complexity,":[183],"patient":[184],"comorbidities,":[185],"development":[188],"PPCs,":[190],"but":[191],"baseline":[194],"spirometric":[195],"anomalies.":[196]},"counts_by_year":[],"updated_date":"2026-11-09T13:22:03.289127","created_date":"2026-11-07T00:00:00"}
