{"id":"https://openalex.org/W2040085403","doi":"https://doi.org/10.1161/01.cir.41.3.485","title":"Left Ventricular Systolic Time Intervals as Indices of Postural Circulatory Stress in Man","display_name":"Left Ventricular Systolic Time Intervals as Indices of Postural Circulatory Stress in Man","publication_year":1970,"publication_date":"1970-03-01","ids":{"openalex":"https://openalex.org/W2040085403","doi":"https://doi.org/10.1161/01.cir.41.3.485","mag":"2040085403","pmid":"https://pubmed.ncbi.nlm.nih.gov/5415986"},"language":"en","primary_location":{"id":"doi:10.1161/01.cir.41.3.485","doi":"https://doi.org/10.1161/01.cir.41.3.485","is_oa":false,"landing_page_url":"https://doi.org/10.1161/01.cir.41.3.485","pdf_url":null,"source":{"id":"https://openalex.org/S116251202","display_name":"Circulation","issn_l":"0009-7322","issn":["0009-7322","1524-4539"],"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/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Circulation","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/A5073772556","display_name":"Regis W. Stafford","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"R. W. STAFFORD","raw_affiliation_strings":["From the Department of Medicine, Ohio State University College of Medicine, Columbus, Ohio"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From the Department of Medicine, Ohio State University College of Medicine, Columbus, Ohio","institution_ids":["https://openalex.org/I52357470"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062972226","display_name":"Willard S. Harris","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"W. S. HARRIS","raw_affiliation_strings":["From the Department of Medicine, Ohio State University College of Medicine, Columbus, Ohio"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From the Department of Medicine, Ohio State University College of Medicine, Columbus, Ohio","institution_ids":["https://openalex.org/I52357470"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032141483","display_name":"Arnold M. Weissler","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"A. M. WEISSLER","raw_affiliation_strings":["From the Department of Medicine, Ohio State University College of Medicine, Columbus, Ohio"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"From the Department of Medicine, Ohio State University College of Medicine, Columbus, Ohio","institution_ids":["https://openalex.org/I52357470"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I52357470"],"apc_list":null,"apc_paid":null,"fwci":7.5013,"has_fulltext":true,"cited_by_count":114,"citation_normalized_percentile":{"value":0.9672638,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"41","issue":"3","first_page":"485","last_page":"492"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11950","display_name":"Cardiovascular Syncope and Autonomic Disorders","score":0.6381999850273132,"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/T11950","display_name":"Cardiovascular Syncope and Autonomic Disorders","score":0.6381999850273132,"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":0.24289999902248383,"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/T10745","display_name":"Heart Rate Variability and Autonomic Control","score":0.05180000141263008,"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/left-ventricular-systolic-time-intervals","display_name":"left ventricular systolic time intervals","score":0.9710000157356262},{"id":"https://openalex.org/keywords/head-up-tilt-test","display_name":"head-up tilt","score":0.9539999961853027},{"id":"https://openalex.org/keywords/pre-ejection-period","display_name":"pre-ejection period","score":0.9879999756813049},{"id":"https://openalex.org/keywords/left-ventricular-ejection-time","display_name":"left ventricular ejection time","score":0.9800000190734863},{"id":"https://openalex.org/keywords/electromechanical-systole","display_name":"electromechanical systole","score":0.9959999918937683},{"id":"https://openalex.org/keywords/congestive-heart-failure","display_name":"congestive heart failure","score":0.9869999885559082},{"id":"https://openalex.org/keywords/diuresis","display_name":"diuresis","score":0.9589999914169312},{"id":"https://openalex.org/keywords/heart-rate-correction","display_name":"heart rate correction","score":0.6729999780654907}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8735009431838989},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.7663996815681458},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.639560878276825},{"id":"https://openalex.org/C169554166","wikidata":"https://www.wikidata.org/wiki/Q496359","display_name":"Systole","level":4,"score":0.6016719341278076},{"id":"https://openalex.org/C2779844322","wikidata":"https://www.wikidata.org/wiki/Q2919140","display_name":"Tilt (camera)","level":2,"score":0.49759605526924133},{"id":"https://openalex.org/C84393581","wikidata":"https://www.wikidata.org/wiki/Q82642","display_name":"Blood pressure","level":2,"score":0.4756438434123993},{"id":"https://openalex.org/C72859922","wikidata":"https://www.wikidata.org/wiki/Q11068","display_name":"Circulatory system","level":2,"score":0.46820691227912903},{"id":"https://openalex.org/C2778198053","wikidata":"https://www.wikidata.org/wiki/Q181754","display_name":"Heart failure","level":2,"score":0.4628981649875641},{"id":"https://openalex.org/C2777953023","wikidata":"https://www.wikidata.org/wiki/Q1073121","display_name":"Heart rate","level":3,"score":0.43230047821998596},{"id":"https://openalex.org/C57900726","wikidata":"https://www.wikidata.org/wiki/Q492905","display_name":"Diastole","level":3,"score":0.21083199977874756},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000293","descriptor_name":"Adolescent","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006112","descriptor_name":"Gravitation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006333","descriptor_name":"Heart Failure","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D006334","descriptor_name":"Heart Function Tests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006352","descriptor_name":"Heart Ventricles","qualifier_ui":"Q000503","qualifier_name":"physiopathology","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":"D008722","descriptor_name":"Methods","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011187","descriptor_name":"Posture","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D013312","descriptor_name":"Stress, Physiological","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013997","descriptor_name":"Time Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014111","descriptor_name":"Tourniquets","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016276","descriptor_name":"Ventricular Function","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1161/01.cir.41.3.485","doi":"https://doi.org/10.1161/01.cir.41.3.485","is_oa":false,"landing_page_url":"https://doi.org/10.1161/01.cir.41.3.485","pdf_url":null,"source":{"id":"https://openalex.org/S116251202","display_name":"Circulation","issn_l":"0009-7322","issn":["0009-7322","1524-4539"],"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/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Circulation","raw_type":"journal-article"},{"id":"pmid:5415986","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/5415986","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":"Circulation","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.9763000011444092,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W1958955556","https://openalex.org/W1985797826","https://openalex.org/W1991759728","https://openalex.org/W1994817508","https://openalex.org/W2000382377","https://openalex.org/W2004386520","https://openalex.org/W2010715377","https://openalex.org/W2026217522","https://openalex.org/W2029034349","https://openalex.org/W2041324647","https://openalex.org/W2042587690","https://openalex.org/W2044926012","https://openalex.org/W2054361182","https://openalex.org/W2071955151","https://openalex.org/W2074338773","https://openalex.org/W2083689081","https://openalex.org/W2107176870","https://openalex.org/W2124679616","https://openalex.org/W2145736165","https://openalex.org/W2150162698","https://openalex.org/W2157950139","https://openalex.org/W2170153329","https://openalex.org/W2327065050","https://openalex.org/W2427012679","https://openalex.org/W2460436946","https://openalex.org/W2607137667"],"related_works":["https://openalex.org/W2125925771","https://openalex.org/W2416412378","https://openalex.org/W2322298430","https://openalex.org/W2415273211","https://openalex.org/W2547806652","https://openalex.org/W2319498719","https://openalex.org/W2083675492","https://openalex.org/W2186059931","https://openalex.org/W1999605778","https://openalex.org/W2011236296"],"abstract_inverted_index":{"The":[0,51,73],"effects":[1],"of":[2,5,12,32,39,53,59,70,75,120,128],"graded":[3],"increments":[4,69],"passive":[6],"head-up":[7,71,91,114,134],"tilt":[8,28,135],"on":[9],"the":[10,13,33,40,54,60,82,96,109,121,126],"duration":[11],"systolic":[14,83,110,130],"time":[15,64,111,131],"intervals":[16,84,112,132],"corrected":[17],"for":[18],"heart":[19,103,124],"rate":[20],"were":[21],"investigated":[22],"in":[23,81,108,118],"15":[24],"normal":[25,97],"subjects.":[26],"Head-up":[27],"caused":[29],"a":[30,37],"prolongation":[31],"pre-ejection":[34,55],"period":[35,56],"and":[36,57],"shortening":[38],"left":[41,61],"ventricular":[42,62],"ejection":[43,63],"time,":[44],"while":[45],"total":[46],"electromechanical":[47],"systole":[48],"diminished":[49],"minimally.":[50],"lengthening":[52],"abbreviation":[58],"increased":[65],"progressively":[66],"with":[67,90,101,123],"stepwise":[68],"tilt.":[72,92,115],"application":[74],"venous":[76],"occlusive":[77],"tourniquets":[78],"produced":[79],"changes":[80],"directionally":[85],"similar":[86],"to":[87,95,133],"those":[88],"observed":[89],"In":[93],"contrast":[94],"subjects,":[98],"three":[99],"patients":[100,122],"congestive":[102],"failure":[104],"demonstrated":[105],"no":[106],"change":[107],"during":[113],"After":[116],"diuresis":[117],"two":[119],"failure,":[125],"responses":[127],"their":[129],"returned":[136],"toward":[137],"normal.":[138]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":6},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":2}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}