{"id":"https://openalex.org/W2328937331","doi":"https://doi.org/10.1093/oxfordjournals.eurheartj.a015209","title":"Left ventricular systolic and diastolic function in aortic stenosis: Prognostic value after valve replacement and underlying mechanisms","display_name":"Left ventricular systolic and diastolic function in aortic stenosis: Prognostic value after valve replacement and underlying mechanisms","publication_year":1997,"publication_date":"1997-12-02","ids":{"openalex":"https://openalex.org/W2328937331","doi":"https://doi.org/10.1093/oxfordjournals.eurheartj.a015209","mag":"2328937331","pmid":"https://pubmed.ncbi.nlm.nih.gov/9447328"},"language":"en","primary_location":{"id":"doi:10.1093/oxfordjournals.eurheartj.a015209","doi":"https://doi.org/10.1093/oxfordjournals.eurheartj.a015209","is_oa":false,"landing_page_url":"https://doi.org/10.1093/oxfordjournals.eurheartj.a015209","pdf_url":null,"source":{"id":"https://openalex.org/S181568219","display_name":"European Heart Journal","issn_l":"0195-668X","issn":["0195-668X","1522-9645"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"European Heart Journal","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5071462078","display_name":"Ole Lund","orcid":"https://orcid.org/0000-0003-1108-0491","observed_orcids":["https://orcid.org/0000-0003-1108-0491"]},"institutions":[{"id":"https://openalex.org/I204337017","display_name":"Aarhus University","ror":"https://ror.org/01aj84f44","country_code":"DK","type":"education","lineage":["https://openalex.org/I204337017"]},{"id":"https://openalex.org/I2802335433","display_name":"Aarhus University Hospital","ror":"https://ror.org/040r8fr65","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802335433"]}],"countries":["DK"],"is_corresponding":true,"raw_author_name":"O. Lund","raw_affiliation_strings":["Department of Thoracic and Cardiovascular Surgery, Skejby Sygehus, Aarhus University Hospital, Denmark","*Department of Thoracic and Cardiovascular Surgery, Aarhus University HospitalAarhus, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Thoracic and Cardiovascular Surgery, Skejby Sygehus, Aarhus University Hospital, Denmark","institution_ids":["https://openalex.org/I2802335433"]},{"raw_affiliation_string":"*Department of Thoracic and Cardiovascular Surgery, Aarhus University HospitalAarhus, Denmark","institution_ids":["https://openalex.org/I204337017","https://openalex.org/I2802335433"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085846917","display_name":"Christian Fl\u00f8","orcid":"https://orcid.org/0000-0003-1326-7495","observed_orcids":["https://orcid.org/0000-0003-1326-7495"]},"institutions":[{"id":"https://openalex.org/I204337017","display_name":"Aarhus University","ror":"https://ror.org/01aj84f44","country_code":"DK","type":"education","lineage":["https://openalex.org/I204337017"]},{"id":"https://openalex.org/I2802335433","display_name":"Aarhus University Hospital","ror":"https://ror.org/040r8fr65","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802335433"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"C. Flo","raw_affiliation_strings":["\u2020Department of Clinical Physiology and Nuclear Medicine, Aarhus University HospitalAarhus, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"\u2020Department of Clinical Physiology and Nuclear Medicine, Aarhus University HospitalAarhus, Denmark","institution_ids":["https://openalex.org/I204337017","https://openalex.org/I2802335433"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110118223","display_name":"Finn Taageh\u00f8j Jensen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I204337017","display_name":"Aarhus University","ror":"https://ror.org/01aj84f44","country_code":"DK","type":"education","lineage":["https://openalex.org/I204337017"]},{"id":"https://openalex.org/I2802335433","display_name":"Aarhus University Hospital","ror":"https://ror.org/040r8fr65","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802335433"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"F. T. Jensen","raw_affiliation_strings":["\u2020 Department of Clinical Physiology and Nuclear Medicine, Aarhus University Hospital Aarhus, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"\u2020 Department of Clinical Physiology and Nuclear Medicine, Aarhus University Hospital Aarhus, Denmark","institution_ids":["https://openalex.org/I204337017","https://openalex.org/I2802335433"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109260253","display_name":"K. Emmertsen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2802335433","display_name":"Aarhus University Hospital","ror":"https://ror.org/040r8fr65","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802335433"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"K. Emmertsen","raw_affiliation_strings":["\u2021 Department of Cardiology, Skejby Sygehus, Aarhus University Hospital Aarhus, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"\u2021 Department of Cardiology, Skejby Sygehus, Aarhus University Hospital Aarhus, Denmark","institution_ids":["https://openalex.org/I2802335433"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103387637","display_name":"Torsten Toftegaard Nielsen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2802335433","display_name":"Aarhus University Hospital","ror":"https://ror.org/040r8fr65","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802335433"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"T. T. Nielsen","raw_affiliation_strings":["\u2021 Department of Cardiology, Skejby Sygehus, Aarhus University Hospital Aarhus, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"\u2021 Department of Cardiology, Skejby Sygehus, Aarhus University Hospital Aarhus, Denmark","institution_ids":["https://openalex.org/I2802335433"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091025546","display_name":"Bodil Steen Rasmussen","orcid":"https://orcid.org/0000-0003-2190-145X","observed_orcids":["https://orcid.org/0000-0003-2190-145X"]},"institutions":[{"id":"https://openalex.org/I2802335433","display_name":"Aarhus University Hospital","ror":"https://ror.org/040r8fr65","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802335433"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"B. S. Rasmussen","raw_affiliation_strings":["\u2021 Department of Cardiology, Skejby Sygehus, Aarhus University Hospital Aarhus, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"\u2021 Department of Cardiology, Skejby Sygehus, Aarhus University Hospital Aarhus, Denmark","institution_ids":["https://openalex.org/I2802335433"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108387110","display_name":"Ole Kromann Hansen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I204337017","display_name":"Aarhus University","ror":"https://ror.org/01aj84f44","country_code":"DK","type":"education","lineage":["https://openalex.org/I204337017"]},{"id":"https://openalex.org/I2802335433","display_name":"Aarhus University Hospital","ror":"https://ror.org/040r8fr65","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802335433"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"O. K. Hansen","raw_affiliation_strings":["Department of Thoracic and Cardiovascular Surgery, Aarhus University Hospital Aarhus, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Thoracic and Cardiovascular Surgery, Aarhus University Hospital Aarhus, Denmark","institution_ids":["https://openalex.org/I204337017","https://openalex.org/I2802335433"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009720710","display_name":"Hans Kristian Pilegaard","orcid":"https://orcid.org/0000-0003-0441-9493","observed_orcids":["https://orcid.org/0000-0003-0441-9493"]},"institutions":[{"id":"https://openalex.org/I204337017","display_name":"Aarhus University","ror":"https://ror.org/01aj84f44","country_code":"DK","type":"education","lineage":["https://openalex.org/I204337017"]},{"id":"https://openalex.org/I2802335433","display_name":"Aarhus University Hospital","ror":"https://ror.org/040r8fr65","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802335433"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"H. K. Pilegaard","raw_affiliation_strings":["Department of Thoracic and Cardiovascular Surgery, Aarhus University Hospital Aarhus, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Thoracic and Cardiovascular Surgery, Aarhus University Hospital Aarhus, Denmark","institution_ids":["https://openalex.org/I204337017","https://openalex.org/I2802335433"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039389292","display_name":"Kristensen Lh","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I204337017","display_name":"Aarhus University","ror":"https://ror.org/01aj84f44","country_code":"DK","type":"education","lineage":["https://openalex.org/I204337017"]},{"id":"https://openalex.org/I2802335433","display_name":"Aarhus University Hospital","ror":"https://ror.org/040r8fr65","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802335433"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"L. H. Kristensen","raw_affiliation_strings":["Department of Thoracic and Cardiovascular Surgery, Aarhus University Hospital Aarhus, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Thoracic and Cardiovascular Surgery, Aarhus University Hospital Aarhus, Denmark","institution_ids":["https://openalex.org/I204337017","https://openalex.org/I2802335433"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5071462078"],"corresponding_institution_ids":["https://openalex.org/I204337017","https://openalex.org/I2802335433"],"apc_list":{"value":5240,"currency":"EUR","value_usd":5922},"apc_paid":null,"fwci":2.0415,"has_fulltext":false,"cited_by_count":144,"citation_normalized_percentile":{"value":0.88483427,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":99},"biblio":{"volume":"18","issue":"12","first_page":"1977","last_page":"1987"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10172","display_name":"Cardiac Valve Diseases and Treatments","score":0.9990000128746033,"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/T10172","display_name":"Cardiac Valve Diseases and Treatments","score":0.9990000128746033,"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/T10618","display_name":"Aortic Disease and Treatment Approaches","score":0.0005000000237487257,"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/T10821","display_name":"Cardiovascular Function and Risk Factors","score":9.999999747378752e-05,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/aortic-stenosis","display_name":"aortic stenosis","score":0.9990000128746033},{"id":"https://openalex.org/keywords/left-ventricular-systolic-function","display_name":"left ventricular systolic function","score":0.9049999713897705},{"id":"https://openalex.org/keywords/left-ventricular-diastolic-function","display_name":"left ventricular diastolic function","score":0.9739999771118164},{"id":"https://openalex.org/keywords/aortic-valve-replacement","display_name":"aortic valve replacement","score":0.9670000076293945},{"id":"https://openalex.org/keywords/mortality-prediction","display_name":"mortality prediction","score":0.46000000834465027},{"id":"https://openalex.org/keywords/ejection-fraction","display_name":"ejection fraction","score":0.9110000133514404},{"id":"https://openalex.org/keywords/concentric-hypertrophy","display_name":"concentric hypertrophy","score":0.8809999823570251},{"id":"https://openalex.org/keywords/systolic-wall-stress","display_name":"systolic wall stress","score":0.8119999766349792},{"id":"https://openalex.org/keywords/coronary-artery-disease","display_name":"coronary artery disease","score":0.9390000104904175},{"id":"https://openalex.org/keywords/coronary-artery-bypass-grafting","display_name":"coronary artery bypass grafting","score":0.7979999780654907},{"id":"https://openalex.org/keywords/preoperative-risk-factors","display_name":"preoperative risk factors","score":0.6100000143051147},{"id":"https://openalex.org/keywords/left-ventricular-remodeling","display_name":"left ventricular remodeling","score":0.5230000019073486}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9571143388748169},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.8557234406471252},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.8053117990493774},{"id":"https://openalex.org/C57900726","wikidata":"https://www.wikidata.org/wiki/Q492905","display_name":"Diastole","level":3,"score":0.6537177562713623},{"id":"https://openalex.org/C2780007028","wikidata":"https://www.wikidata.org/wiki/Q2343082","display_name":"Stenosis","level":2,"score":0.6171827912330627},{"id":"https://openalex.org/C2776570981","wikidata":"https://www.wikidata.org/wiki/Q4413093","display_name":"Aortic valve replacement","level":3,"score":0.5603545904159546},{"id":"https://openalex.org/C2780829959","wikidata":"https://www.wikidata.org/wiki/Q30314111","display_name":"Diastolic function","level":4,"score":0.5481534004211426},{"id":"https://openalex.org/C2781414266","wikidata":"https://www.wikidata.org/wiki/Q531019","display_name":"Aortic valve stenosis","level":3,"score":0.5378270745277405},{"id":"https://openalex.org/C169554166","wikidata":"https://www.wikidata.org/wiki/Q496359","display_name":"Systole","level":4,"score":0.4949149489402771},{"id":"https://openalex.org/C2780714102","wikidata":"https://www.wikidata.org/wiki/Q616071","display_name":"Aortic valve","level":2,"score":0.47589433193206787},{"id":"https://openalex.org/C26635844","wikidata":"https://www.wikidata.org/wiki/Q2002035","display_name":"Ventricular pressure","level":3,"score":0.43346476554870605},{"id":"https://openalex.org/C2993376042","wikidata":"https://www.wikidata.org/wiki/Q2002035","display_name":"Ventricular function","level":2,"score":0.4253826141357422},{"id":"https://openalex.org/C84393581","wikidata":"https://www.wikidata.org/wiki/Q82642","display_name":"Blood pressure","level":2,"score":0.34585681557655334},{"id":"https://openalex.org/C178853913","wikidata":"https://www.wikidata.org/wiki/Q1642137","display_name":"Hemodynamics","level":2,"score":0.30800342559814453}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000369","descriptor_name":"Aged, 80 and over","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001024","descriptor_name":"Aortic Valve Stenosis","qualifier_ui":"Q000401","qualifier_name":"mortality","is_major_topic":false},{"descriptor_ui":"D001024","descriptor_name":"Aortic Valve Stenosis","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":true},{"descriptor_ui":"D001024","descriptor_name":"Aortic Valve Stenosis","qualifier_ui":"Q000601","qualifier_name":"surgery","is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008955","descriptor_name":"Models, Cardiovascular","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011379","descriptor_name":"Prognosis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011446","descriptor_name":"Prospective Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012307","descriptor_name":"Risk Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015233","descriptor_name":"Models, Statistical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016015","descriptor_name":"Logistic Models","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016019","descriptor_name":"Survival Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016277","descriptor_name":"Ventricular Function, Left","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D019918","descriptor_name":"Heart Valve Prosthesis Implantation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1093/oxfordjournals.eurheartj.a015209","doi":"https://doi.org/10.1093/oxfordjournals.eurheartj.a015209","is_oa":false,"landing_page_url":"https://doi.org/10.1093/oxfordjournals.eurheartj.a015209","pdf_url":null,"source":{"id":"https://openalex.org/S181568219","display_name":"European Heart Journal","issn_l":"0195-668X","issn":["0195-668X","1522-9645"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"European Heart Journal","raw_type":"journal-article"},{"id":"pmid:9447328","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/9447328","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":"European heart journal","raw_type":"Journal Article"}],"best_oa_location":null,"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":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W98489810","https://openalex.org/W166667800","https://openalex.org/W1547322226","https://openalex.org/W1554204880","https://openalex.org/W1580788756","https://openalex.org/W1685592647","https://openalex.org/W1968046211","https://openalex.org/W1968999340","https://openalex.org/W1974891932","https://openalex.org/W1975250738","https://openalex.org/W1984387798","https://openalex.org/W1985474132","https://openalex.org/W1985936717","https://openalex.org/W1995934832","https://openalex.org/W1996304155","https://openalex.org/W2000225439","https://openalex.org/W2002040043","https://openalex.org/W2002211721","https://openalex.org/W2012683593","https://openalex.org/W2021027916","https://openalex.org/W2023791632","https://openalex.org/W2033404807","https://openalex.org/W2035456924","https://openalex.org/W2049784287","https://openalex.org/W2063931623","https://openalex.org/W2076212529","https://openalex.org/W2079957327","https://openalex.org/W2091136530","https://openalex.org/W2092836251","https://openalex.org/W2096073058","https://openalex.org/W2109822947","https://openalex.org/W2131677223","https://openalex.org/W2168003003","https://openalex.org/W2171515720","https://openalex.org/W2229693442","https://openalex.org/W2249174537","https://openalex.org/W2397806498","https://openalex.org/W2401978223","https://openalex.org/W2764656206","https://openalex.org/W3147894994","https://openalex.org/W4230194978","https://openalex.org/W4302373971"],"related_works":["https://openalex.org/W2037718898","https://openalex.org/W98489810","https://openalex.org/W4214640849","https://openalex.org/W2166474070","https://openalex.org/W27409050","https://openalex.org/W4303856667","https://openalex.org/W2032262027","https://openalex.org/W2078834708","https://openalex.org/W2406168516","https://openalex.org/W1975250738"],"abstract_inverted_index":{"AIMS:":[0],"The":[1,303],"aims":[2],"of":[3,12,49,72,125,153,167,202,223,242,250,281,306,318],"the":[4,9,159,248,268,310],"study":[5],"were":[6,76,158,283],"to":[7,32,266],"examine":[8],"prognostic":[10,216],"value":[11],"pre-operative":[13,286],"left":[14,110,224,277],"ventricular":[15,111,225,278],"systolic":[16,112,251,274,321],"and":[17,22,31,66,85,89,96,128,141,148,174,185,193,205,275,320],"diastolic":[18,236,276,319],"function":[19,113,226],"on":[20,138],"early,":[21,184],"late":[23,87,195,294],"mortality":[24,101,140,295],"after":[25,296],"valve":[26,53,98,298],"replacement":[27,54,299],"for":[28,55,289,300],"aortic":[29,56,297,301],"stenosis,":[30],"identify":[33],"possible":[34],"underlying":[35,312],"mechanisms.":[36],"METHODS":[37],"AND":[38],"RESULTS:":[39],"Ninety-one":[40],"prospectively":[41],"recruited":[42],"consecutive":[43],"patients":[44,105],"with":[45,58,106,165,178,187,198,228],"a":[46,67,107,129,144,149,190,194,240,255],"mean":[47],"age":[48],"61":[50],"years":[51],"underwent":[52],"stenosis":[57],"concomitant":[59],"coronary":[60],"artery":[61,263],"bypass":[62],"grafting":[63],"in":[64],"32":[65],"minimum":[68],"postoperative":[69],"observation":[70],"period":[71],"5.4":[73],"years.":[74],"There":[75],"six":[77],"early":[78,192,290],"(<":[79],"or":[80,117,121,155],"=":[81,156],"30":[82],"days":[83],"postoperatively)":[84],"19":[86],"deaths,":[88,143],"18":[90],"deaths":[91],"from":[92],"specific":[93,142],"causes":[94],"(cardiac":[95],"prosthetic":[97],"related).":[99],"Early":[100],"occurred":[102,227],"exclusively":[103],"among":[104],"combined":[108],"subnormal":[109,130,145],"(subnormal":[114],"ejection":[115,119,146],"fraction":[116,147,152],"peak":[118],"rate,":[120],"supranormal":[122],"time-to-peak":[123],"ejection--duration":[124],"systole":[126],"ratio)":[127],"fast":[131,150],"filling":[132,151],"fraction.":[133],"In":[134],"Cox":[135],"regression":[136],"models":[137],"crude":[139,200],"<":[154,209],"45%":[157],"only":[160],"independent":[161,285],"risk":[162,169,287],"factors.":[163],"Patients":[164],"none":[166],"these":[168],"factors":[170,189,288],"had":[171,182],"normal":[172],"sex-":[173],"age-specific":[175],"survival,":[176],"those":[177,186],"any":[179],"one":[180],"factor":[181],"an":[183],"both":[188],"massive":[191],"excess":[196],"mortality,":[197],"5-year":[199],"survival":[201],"92%,":[203],"77%,":[204],"50%,":[206],"respectively":[207],"(P":[208],"0.0001).":[210],"Systolic":[211],"wall":[212],"stress":[213],"was":[214,309],"without":[215],"value.":[217],"Further":[218],"analyses":[219],"indicated":[220],"that":[221],"impairment":[222,317],"increasing":[229],"muscle":[230],"mass":[231],"over":[232],"two":[233],"phases:":[234],"(1)":[235],"dysfunction":[237,252],"characterized":[238,253],"by":[239,254],"pattern":[241],"severe":[243],"relative":[244],"concentric":[245,259,307],"hypertrophy;":[246],"(2)":[247],"addition":[249],"more":[256],"dilated,":[257],"less":[258],"chamber":[260],"geometry.":[261],"Coronary":[262],"disease":[264],"seemed":[265],"provoke":[267],"latter":[269],"development":[270],"sooner.":[271],"CONCLUSIONS:":[272],"Impaired":[273],"function,":[279,322],"irrespective":[280],"afterload,":[282],"decisive":[284],"as":[291,293],"well":[292],"stenosis.":[302],"adverse":[304],"influence":[305],"hypertrophy":[308],"main":[311],"mechanism.":[313],"Operative":[314],"intervention,":[315],"before":[316],"should":[323],"be":[324],"advocated.":[325]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":8},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":7},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":8},{"year":2013,"cited_by_count":10},{"year":2012,"cited_by_count":12}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}