{"id":"https://openalex.org/W34183082","doi":"https://doi.org/10.1161/circ.118.suppl_18.s_911-d","title":"Abstract 4564: Use of Adult Dyssynchrony Thresholds in Pediatric Patients Leads to a High False Positive Rate","display_name":"Abstract 4564: Use of Adult Dyssynchrony Thresholds in Pediatric Patients Leads to a High False Positive Rate","publication_year":2008,"publication_date":"2008-10-28","ids":{"openalex":"https://openalex.org/W34183082","doi":"https://doi.org/10.1161/circ.118.suppl_18.s_911-d","mag":"34183082"},"language":"en","primary_location":{"id":"doi:10.1161/circ.118.suppl_18.s_911-d","doi":"https://doi.org/10.1161/circ.118.suppl_18.s_911-d","is_oa":false,"landing_page_url":"https://doi.org/10.1161/circ.118.suppl_18.s_911-d","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":"conference-abstract","indexed_in":["crossref"],"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/A5061266487","display_name":"Vincent C. Thomas","orcid":"https://orcid.org/0000-0003-3225-1552","observed_orcids":["https://orcid.org/0000-0003-3225-1552"]},"institutions":[{"id":"https://openalex.org/I150468666","display_name":"Emory University","ror":"https://ror.org/03czfpz43","country_code":"US","type":"education","lineage":["https://openalex.org/I150468666"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Vincent Thomas","raw_affiliation_strings":["Emory Univ, Atlanta, GA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Emory Univ, Atlanta, GA","institution_ids":["https://openalex.org/I150468666"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066640136","display_name":"Brandon K. Fornwalt","orcid":"https://orcid.org/0000-0002-6231-9442","observed_orcids":["https://orcid.org/0000-0002-6231-9442"]},"institutions":[{"id":"https://openalex.org/I150468666","display_name":"Emory University","ror":"https://ror.org/03czfpz43","country_code":"US","type":"education","lineage":["https://openalex.org/I150468666"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Brandon Fornwalt","raw_affiliation_strings":["Emory Univ, Atlanta, GA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Emory Univ, Atlanta, GA","institution_ids":["https://openalex.org/I150468666"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019309644","display_name":"Carey K Lamphier","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210146983","display_name":"Children's Healthcare of Atlanta","ror":"https://ror.org/050fhx250","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210146983"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Carey Lamphier","raw_affiliation_strings":["Children\u2019s Healthcare of Atlanta, Atlanta, GA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Children\u2019s Healthcare of Atlanta, Atlanta, GA","institution_ids":["https://openalex.org/I4210146983"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002168871","display_name":"Derek A. Fyfe","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Derek Fyfe","raw_affiliation_strings":["Sibley Heart Cntr Cardiology, Atlanta, GA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sibley Heart Cntr Cardiology, Atlanta, GA","institution_ids":[]}]}],"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":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"118","issue":"suppl_18","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10598","display_name":"Cardiac pacing and defibrillation studies","score":0.9994999766349792,"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/T10598","display_name":"Cardiac pacing and defibrillation studies","score":0.9994999766349792,"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/T10300","display_name":"Congenital Heart Disease Studies","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/T10217","display_name":"Cardiac electrophysiology and arrhythmias","score":0.0,"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/cardiac-resynchronization-therapy","display_name":"cardiac resynchronization therapy","score":0.9010000228881836},{"id":"https://openalex.org/keywords/dyssynchrony","display_name":"dyssynchrony","score":0.8550000190734863},{"id":"https://openalex.org/keywords/pediatric-patients","display_name":"pediatric patients","score":0.7279999852180481},{"id":"https://openalex.org/keywords/tissue-doppler-imaging","display_name":"tissue Doppler imaging","score":0.9810000061988831},{"id":"https://openalex.org/keywords/false-positive-rate","display_name":"false positive rate","score":0.7009999752044678},{"id":"https://openalex.org/keywords/age-specific-thresholds","display_name":"age-specific thresholds","score":0.6710000038146973},{"id":"https://openalex.org/keywords/pediatric-heart-failure","display_name":"pediatric heart failure","score":0.6660000085830688}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.920343279838562},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.6909874677658081},{"id":"https://openalex.org/C2776720267","wikidata":"https://www.wikidata.org/wiki/Q7920314","display_name":"Ventricular dyssynchrony","level":5,"score":0.6143117547035217},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.5958864688873291},{"id":"https://openalex.org/C111773187","wikidata":"https://www.wikidata.org/wiki/Q1969239","display_name":"QRS complex","level":2,"score":0.5009927749633789},{"id":"https://openalex.org/C117220453","wikidata":"https://www.wikidata.org/wiki/Q5172842","display_name":"Correlation","level":2,"score":0.4518817961215973},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.44937872886657715},{"id":"https://openalex.org/C2776034619","wikidata":"https://www.wikidata.org/wiki/Q3428020","display_name":"Cardiac resynchronization therapy","level":4,"score":0.3760577440261841},{"id":"https://openalex.org/C2778198053","wikidata":"https://www.wikidata.org/wiki/Q181754","display_name":"Heart failure","level":2,"score":0.16465803980827332},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C78085059","wikidata":"https://www.wikidata.org/wiki/Q641303","display_name":"Ejection fraction","level":3,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1161/circ.118.suppl_18.s_911-d","doi":"https://doi.org/10.1161/circ.118.suppl_18.s_911-d","is_oa":false,"landing_page_url":"https://doi.org/10.1161/circ.118.suppl_18.s_911-d","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"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":1.0}],"sustainable_development_goals_aurora":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":0.44999998807907104}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1494180488","https://openalex.org/W2404633188","https://openalex.org/W2321460043","https://openalex.org/W2038023876","https://openalex.org/W1964443383","https://openalex.org/W2081009790","https://openalex.org/W2418148294","https://openalex.org/W3215028263","https://openalex.org/W1995320519","https://openalex.org/W2121829603"],"abstract_inverted_index":{"Introduction":[0],"While":[1],"cardiac":[2],"resynchronization":[3],"therapy":[4],"(CRT)":[5],"has":[6],"been":[7,42,258],"successful":[8],"in":[9,37,84,246,249],"adults,":[10],"translation":[11],"into":[12],"pediatrics":[13],"is":[14],"complicated.":[15],"Tissue":[16],"Doppler":[17,49,222],"echocardiographic":[18],"assessment":[19],"of":[20,86,112,152,193,227,237],"dyssynchrony":[21,36,50,98,127,223,248],"may":[22],"help":[23],"identify":[24],"children":[25,239],"who":[26],"will":[27],"benefit":[28],"from":[29],"CRT.":[30],"However,":[31],"threshold":[32,64],"values":[33,65],"to":[34,56,61,103,144],"diagnose":[35,234],"pediatric":[38,57],"patients":[39,256],"have":[40,257],"not":[41,53,172],"defined.":[43],"We":[44,59],"hypothesized":[45],"that":[46],"adult":[47,123],"tissue":[48,221],"thresholds":[51,124,224,253],"would":[52],"accurately":[54],"apply":[55],"patients.":[58],"aimed":[60],"define":[62],"new":[63,252],"as":[66,157,240],"necessary.":[67],"Methods":[68],"Sixty":[69],"controls":[70,154],"with":[71,81,184],"normal":[72,153,194,238],"QRS":[73],"on":[74],"ECG":[75],"and":[76,93,118,132,139,162,205,213,251],"2D":[77],"echocardiography":[78],"were":[79,100,142],"enrolled":[80],"20":[82],"subjects":[83],"each":[85,126],"three":[87],"age":[88,186,216],"groups:":[89],"0":[90,210],"\u20132,":[91,211],"2\u201310":[92,212],"10":[94,214],"\u201317":[95,215],"years.":[96],"Four":[97],"parameters":[99,232],"quantified:":[101],"septal":[102],"lateral":[104],"delay":[105,120,243],"(SLD),":[106],"peak":[107],"velocity":[108],"difference":[109],"(PVD),":[110],"SD":[111],"the":[113,150,209,228],"12":[114],"segment":[115],"model":[116],"(TsSD),":[117],"cross-correlation":[119],"(XCD).":[121],"Published":[122],"for":[125,135,180,195,208,225,254],"parameter":[128],"(60,":[129],"65,":[130],"34":[131,206],"31":[133],"msec":[134,207],"SLD,":[136,160],"PVD,":[137],"TsSD":[138,163],"XCD,":[140],"respectively)":[141],"used":[143,231],"calculate":[145],"false":[146,166,177],"positive":[147,167,178],"rates":[148,168],"(i.e.":[149],"percentage":[151],"incorrectly":[155,233],"diagnosed":[156],"dyssynchronous).":[158],"Results":[159],"PVD":[161],"had":[164],"high":[165],"while":[169],"XCD":[170,181,196],"did":[171],"(Fig":[173,187],"A":[174],").":[175,189],"The":[176,190],"rate":[179],"approached":[182],"0%":[183],"increasing":[185],"B":[188],"upper":[191],"limit":[192],"defined":[197],"by":[198],"mean":[199],"+":[200],"2*SD":[201],"was":[202],"46,":[203],"56":[204],"groups,":[217],"respectively.":[218],"Conclusions":[219],"Adult":[220],"3":[226],"most":[229],"commonly":[230],"57\u2013":[235],"85%":[236],"dyssynchronous.":[241],"Cross-correlation":[242],"shows":[244],"promise":[245],"diagnosing":[247],"children,":[250],"younger":[255],"developed.":[259]},"counts_by_year":[],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2016-06-24T00:00:00"}
